From 0ac94f835be7e44c95e8aab4acf4b107d93827b5 Mon Sep 17 00:00:00 2001
From: Fabian Schindler <fabian.schindler@sentry.io>
Date: Wed, 8 Apr 2026 16:08:51 +0200
Subject: [PATCH 1/8] feat(event-normalization): add `gen_ai.input.messages`
 and `gen_ai.output.messages` as distinct fields for SpanData

---
 relay-event-schema/src/protocol/span.rs         | 10 ++++++++++
 relay-event-schema/src/protocol/span/convert.rs |  2 ++
 2 files changed, 12 insertions(+)

diff --git a/relay-event-schema/src/protocol/span.rs b/relay-event-schema/src/protocol/span.rs
index 18ec5b848a..ce353e5ee5 100644
--- a/relay-event-schema/src/protocol/span.rs
+++ b/relay-event-schema/src/protocol/span.rs
@@ -700,6 +700,14 @@ pub struct SpanData {
     #[metastructure(field = "gen_ai.function_id", pii = "maybe")]
     pub gen_ai_function_id: Annotated<String>,
 
+    /// The input messages to the model call.
+    #[metastructure(field = "gen_ai.input.messages", pii = "maybe")]
+    pub gen_ai_input_messages: Annotated<Value>,
+
+    /// The output messages from the model call.
+    #[metastructure(field = "gen_ai.output.messages", pii = "maybe")]
+    pub gen_ai_output_messages: Annotated<Value>,
+
     /// The result of the MCP prompt.
     #[metastructure(field = "mcp.prompt.result", pii = "maybe")]
     pub mcp_prompt_result: Annotated<Value>,
@@ -1529,6 +1537,8 @@ mod tests {
             gen_ai_operation_type: ~,
             gen_ai_agent_name: ~,
             gen_ai_function_id: ~,
+            gen_ai_input_messages: ~,
+            gen_ai_output_messages: ~,
             mcp_prompt_result: ~,
             mcp_tool_result_content: ~,
             browser_name: ~,
diff --git a/relay-event-schema/src/protocol/span/convert.rs b/relay-event-schema/src/protocol/span/convert.rs
index 8f314a45b9..cb2aed0f2e 100644
--- a/relay-event-schema/src/protocol/span/convert.rs
+++ b/relay-event-schema/src/protocol/span/convert.rs
@@ -197,6 +197,8 @@ mod tests {
                 gen_ai_operation_type: ~,
                 gen_ai_agent_name: ~,
                 gen_ai_function_id: ~,
+                gen_ai_input_messages: ~,
+                gen_ai_output_messages: ~,
                 mcp_prompt_result: ~,
                 mcp_tool_result_content: ~,
                 browser_name: "Chrome",

From 28ec8906712dba2b73955f3afd5c96301d6ba7ba Mon Sep 17 00:00:00 2001
From: Fabian Schindler <fabian.schindler@sentry.io>
Date: Wed, 8 Apr 2026 16:13:10 +0200
Subject: [PATCH 2/8] chore: add changelog line

---
 CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1790d1b5d9..bf4fdae81a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -21,6 +21,7 @@
 - Allow configuring Objectstore client auth parameters. ([#5720](https://github.com/getsentry/relay/pull/5720))
 - Metric size limit per metric default changed to 1mib. ([#5779](https://github.com/getsentry/relay/pull/5779))
 - Use `gen_ai.function_id` as a fallback for `gen_ai.agent.name`. ([#5776](https://github.com/getsentry/relay/pull/5776))
+- Add `gen_ai.input.messages` and `gen_ai.output.messages` as distinct fields for SpanData. ([#5797](https://github.com/getsentry/relay/pull/5797))
 
 **Internal**:
 

From 82f5b93afd5365473087a4a126e6c6349ba4bdc0 Mon Sep 17 00:00:00 2001
From: Fabian Schindler <fabian.schindler@sentry.io>
Date: Wed, 8 Apr 2026 16:22:04 +0200
Subject: [PATCH 3/8] fix: add getters for the attributes

---
 relay-event-schema/src/protocol/span.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/relay-event-schema/src/protocol/span.rs b/relay-event-schema/src/protocol/span.rs
index ce353e5ee5..84b540e301 100644
--- a/relay-event-schema/src/protocol/span.rs
+++ b/relay-event-schema/src/protocol/span.rs
@@ -1039,6 +1039,8 @@ impl Getter for SpanData {
             "gen_ai\\.cost\\.total_tokens" => self.gen_ai_cost_total_tokens.value()?.into(),
             "gen_ai\\.cost\\.input_tokens" => self.gen_ai_cost_input_tokens.value()?.into(),
             "gen_ai\\.cost\\.output_tokens" => self.gen_ai_cost_output_tokens.value()?.into(),
+            "gen_ai\\.input\\.messages" => self.gen_ai_input_messages.value()?.into(),
+            "gen_ai\\.output\\.messages" => self.gen_ai_output_messages.value()?.into(),
             "http\\.decoded_response_content_length" => {
                 self.http_decoded_response_content_length.value()?.into()
             }

From 2b47cbca50402165be9376e2bb591c4b9b231f42 Mon Sep 17 00:00:00 2001
From: Fabian Schindler <fabian.schindler@sentry.io>
Date: Wed, 8 Apr 2026 16:28:11 +0200
Subject: [PATCH 4/8] fix: add gen_ai.input.messages and gen_ai.output.messages
 to the REPLACE_ONLY_SELECTOR

---
 relay-pii/src/convert.rs                           | 14 +++++++++-----
 ...__convert__tests__regression_more_odd_keys.snap |  2 +-
 2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/relay-pii/src/convert.rs b/relay-pii/src/convert.rs
index f19f11bdb5..a0a523d665 100644
--- a/relay-pii/src/convert.rs
+++ b/relay-pii/src/convert.rs
@@ -101,6 +101,10 @@ static REPLACE_ONLY_SELECTOR: LazyLock<SelectorSpec> = LazyLock::new(|| {
         "attributes.'gen_ai.request.available_tools'.value",
         "$span.data.'gen_ai.tool.name'",
         "attributes.'gen_ai.tool.name'.value",
+        "$span.data.'gen_ai.input.messages'",
+        "attributes.'gen_ai.input.messages'.value",
+        "$span.data.'gen_ai.output.messages'",
+        "attributes.'gen_ai.output.messages'.value",
         "$span.data.'mcp.prompt.result'",
         "attributes.'mcp.prompt.result'.value",
         "$span.data.'mcp.tool.result.content'",
@@ -358,7 +362,7 @@ THd+9FBxiHLGXNKhG/FRSyREXEt+NyYIf/0cyByc9tNksat794ddUqnLOg0vwSkv
             "$http.env.REMOTE_ADDR || $user.ip_address || $sdk.client_ip || $span.sentry_tags.'user.ip'": [
               "@anything:remove"
             ],
-            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
+            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
               "@email:replace",
               "@creditcard:replace",
               "@iban:replace",
@@ -390,7 +394,7 @@ THd+9FBxiHLGXNKhG/FRSyREXEt+NyYIf/0cyByc9tNksat794ddUqnLOg0vwSkv
             "$http.env.REMOTE_ADDR || $user.ip_address || $sdk.client_ip || $span.sentry_tags.'user.ip'": [
               "@anything:remove"
             ],
-            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
+            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
               "@email:replace",
               "@creditcard:replace",
               "@iban:replace",
@@ -433,7 +437,7 @@ THd+9FBxiHLGXNKhG/FRSyREXEt+NyYIf/0cyByc9tNksat794ddUqnLOg0vwSkv
             "$http.env.REMOTE_ADDR || $user.ip_address || $sdk.client_ip || $span.sentry_tags.'user.ip'": [
               "@anything:remove"
             ],
-            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
+            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
               "@email:replace",
               "@creditcard:replace",
               "@iban:replace",
@@ -465,7 +469,7 @@ THd+9FBxiHLGXNKhG/FRSyREXEt+NyYIf/0cyByc9tNksat794ddUqnLOg0vwSkv
             "$http.env.REMOTE_ADDR || $user.ip_address || $sdk.client_ip || $span.sentry_tags.'user.ip'": [
               "@anything:remove"
             ],
-            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
+            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
               "@email:replace",
               "@creditcard:replace",
               "@iban:replace",
@@ -1386,7 +1390,7 @@ THd+9FBxiHLGXNKhG/FRSyREXEt+NyYIf/0cyByc9tNksat794ddUqnLOg0vwSkv
             "$http.env.REMOTE_ADDR || $user.ip_address || $sdk.client_ip || $span.sentry_tags.'user.ip'": [
               "@anything:remove"
             ],
-            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
+            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
               "@email:replace",
               "@creditcard:replace",
               "@iban:replace",
diff --git a/relay-pii/src/snapshots/relay_pii__convert__tests__regression_more_odd_keys.snap b/relay-pii/src/snapshots/relay_pii__convert__tests__regression_more_odd_keys.snap
index 5fdca03803..94f444fc7f 100644
--- a/relay-pii/src/snapshots/relay_pii__convert__tests__regression_more_odd_keys.snap
+++ b/relay-pii/src/snapshots/relay_pii__convert__tests__regression_more_odd_keys.snap
@@ -11,7 +11,7 @@ expression: pii_config
     "$http.env.REMOTE_ADDR || $user.ip_address || $sdk.client_ip || $span.sentry_tags.'user.ip'": [
       "@anything:remove"
     ],
-    "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
+    "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
       "@email:replace",
       "@creditcard:replace",
       "@iban:replace",

From b8ff0e4c8884c8ea2cf842778dbb8332a164c906 Mon Sep 17 00:00:00 2001
From: Fabian Schindler <fabian.schindler@sentry.io>
Date: Wed, 8 Apr 2026 16:34:10 +0200
Subject: [PATCH 5/8] feat(event-schema): updating `gen_ai` attributes

---
 relay-conventions/src/consts.rs               |  2 +-
 relay-event-schema/src/protocol/span.rs       | 91 ++++++++-----------
 .../src/protocol/span/convert.rs              | 18 ++--
 relay-pii/src/convert.rs                      | 35 ++++---
 ...vert__tests__regression_more_odd_keys.snap |  2 +-
 relay-spans/src/v2_to_v1.rs                   |  5 +-
 6 files changed, 69 insertions(+), 84 deletions(-)

diff --git a/relay-conventions/src/consts.rs b/relay-conventions/src/consts.rs
index 575d967101..74e3eb05bb 100644
--- a/relay-conventions/src/consts.rs
+++ b/relay-conventions/src/consts.rs
@@ -42,7 +42,7 @@ convention_attributes!(
     GEN_AI_REQUEST_MODEL => "gen_ai.request.model",
     GEN_AI_RESPONSE_MODEL => "gen_ai.response.model",
     GEN_AI_RESPONSE_TPS => "gen_ai.response.tokens_per_second",
-    GEN_AI_SYSTEM => "gen_ai.system",
+    GEN_AI_PROVIDER_NAME => "gen_ai.provider.name",
     GEN_AI_USAGE_INPUT_CACHED_TOKENS => "gen_ai.usage.input_tokens.cached",
     GEN_AI_USAGE_INPUT_CACHE_WRITE_TOKENS => "gen_ai.usage.input_tokens.cache_write",
     GEN_AI_USAGE_INPUT_TOKENS => "gen_ai.usage.input_tokens",
diff --git a/relay-event-schema/src/protocol/span.rs b/relay-event-schema/src/protocol/span.rs
index 84b540e301..220b8f804f 100644
--- a/relay-event-schema/src/protocol/span.rs
+++ b/relay-event-schema/src/protocol/span.rs
@@ -553,51 +553,46 @@ pub struct SpanData {
     #[metastructure(field = "gen_ai.cost.output_tokens", pii = "maybe")]
     pub gen_ai_cost_output_tokens: Annotated<Value>,
 
-    /// Prompt passed to LLM (Vercel AI SDK)
-    #[metastructure(field = "gen_ai.prompt", pii = "maybe")]
-    pub gen_ai_prompt: Annotated<Value>,
-
-    /// Prompt passed to LLM
+    /// The input messages to the model call.
     #[metastructure(
-        field = "gen_ai.request.messages",
+        field = "gen_ai.input.messages",
         pii = "maybe",
+        legacy_alias = "gen_ai.prompt",
+        legacy_alias = "gen_ai.request.messages",
         legacy_alias = "ai.prompt.messages"
     )]
-    pub gen_ai_request_messages: Annotated<Value>,
+    pub gen_ai_input_messages: Annotated<Value>,
 
-    /// Tool call arguments
+    /// Tool call arguments.
     #[metastructure(
-        field = "gen_ai.tool.input",
+        field = "gen_ai.tool.call.arguments",
         pii = "maybe",
+        legacy_alias = "gen_ai.tool.input",
         legacy_alias = "ai.toolCall.args"
     )]
-    pub gen_ai_tool_input: Annotated<Value>,
+    pub gen_ai_tool_call_arguments: Annotated<Value>,
 
-    /// Tool call result
+    /// Tool call result.
     #[metastructure(
-        field = "gen_ai.tool.output",
+        field = "gen_ai.tool.call.result",
         pii = "maybe",
+        legacy_alias = "gen_ai.tool.output",
         legacy_alias = "ai.toolCall.result"
     )]
-    pub gen_ai_tool_output: Annotated<Value>,
+    pub gen_ai_tool_call_result: Annotated<Value>,
 
-    /// LLM decisions to use tools
+    /// The output messages from the model call.
     #[metastructure(
-        field = "gen_ai.response.tool_calls",
+        field = "gen_ai.output.messages",
+        legacy_alias = "gen_ai.response.tool_calls",
         legacy_alias = "ai.response.toolCalls",
         legacy_alias = "ai.tool_calls",
-        pii = "maybe"
-    )]
-    pub gen_ai_response_tool_calls: Annotated<Value>,
-
-    /// LLM response text (Vercel AI, generateText)
-    #[metastructure(
-        field = "gen_ai.response.text",
+        legacy_alias = "gen_ai.response.text",
         legacy_alias = "ai.response.text",
         legacy_alias = "ai.responses",
         pii = "maybe"
     )]
-    pub gen_ai_response_text: Annotated<Value>,
+    pub gen_ai_output_messages: Annotated<Value>,
 
     /// LLM response object (Vercel AI, generateObject)
     #[metastructure(field = "gen_ai.response.object", pii = "maybe")]
@@ -615,13 +610,14 @@ pub struct SpanData {
     #[metastructure(field = "gen_ai.response.time_to_first_token", pii = "maybe")]
     pub gen_ai_response_time_to_first_token: Annotated<Value>,
 
-    /// The available tools for a request to an LLM
+    /// The tool definitions available for a request to an LLM.
     #[metastructure(
-        field = "gen_ai.request.available_tools",
+        field = "gen_ai.tool.definitions",
+        legacy_alias = "gen_ai.request.available_tools",
         legacy_alias = "ai.tools",
         pii = "maybe"
     )]
-    pub gen_ai_request_available_tools: Annotated<Value>,
+    pub gen_ai_tool_definitions: Annotated<Value>,
 
     /// The frequency penalty for a request to an LLM
     #[metastructure(
@@ -653,20 +649,25 @@ pub struct SpanData {
     #[metastructure(field = "gen_ai.request.top_p", legacy_alias = "ai.top_p")]
     pub gen_ai_request_top_p: Annotated<Value>,
 
-    /// The finish reason for a response from an LLM
+    /// The finish reasons for a response from an LLM.
     #[metastructure(
-        field = "gen_ai.response.finish_reason",
+        field = "gen_ai.response.finish_reasons",
+        legacy_alias = "gen_ai.response.finish_reason",
         legacy_alias = "ai.finish_reason"
     )]
-    pub gen_ai_response_finish_reason: Annotated<Value>,
+    pub gen_ai_response_finish_reasons: Annotated<Value>,
 
     /// The unique identifier for a response from an LLM
     #[metastructure(field = "gen_ai.response.id", legacy_alias = "ai.generation_id")]
     pub gen_ai_response_id: Annotated<Value>,
 
-    /// The GenAI system identifier
-    #[metastructure(field = "gen_ai.system", legacy_alias = "ai.model.provider")]
-    pub gen_ai_system: Annotated<Value>,
+    /// The GenAI provider name.
+    #[metastructure(
+        field = "gen_ai.provider.name",
+        legacy_alias = "gen_ai.system",
+        legacy_alias = "ai.model.provider"
+    )]
+    pub gen_ai_provider_name: Annotated<Value>,
 
     /// The system instructions passed to the model.
     #[metastructure(
@@ -700,14 +701,6 @@ pub struct SpanData {
     #[metastructure(field = "gen_ai.function_id", pii = "maybe")]
     pub gen_ai_function_id: Annotated<String>,
 
-    /// The input messages to the model call.
-    #[metastructure(field = "gen_ai.input.messages", pii = "maybe")]
-    pub gen_ai_input_messages: Annotated<Value>,
-
-    /// The output messages from the model call.
-    #[metastructure(field = "gen_ai.output.messages", pii = "maybe")]
-    pub gen_ai_output_messages: Annotated<Value>,
-
     /// The result of the MCP prompt.
     #[metastructure(field = "mcp.prompt.result", pii = "maybe")]
     pub mcp_prompt_result: Annotated<Value>,
@@ -1513,34 +1506,30 @@ mod tests {
             gen_ai_cost_total_tokens: ~,
             gen_ai_cost_input_tokens: ~,
             gen_ai_cost_output_tokens: ~,
-            gen_ai_prompt: ~,
-            gen_ai_request_messages: ~,
-            gen_ai_tool_input: ~,
-            gen_ai_tool_output: ~,
-            gen_ai_response_tool_calls: ~,
-            gen_ai_response_text: ~,
+            gen_ai_input_messages: ~,
+            gen_ai_tool_call_arguments: ~,
+            gen_ai_tool_call_result: ~,
+            gen_ai_output_messages: ~,
             gen_ai_response_object: ~,
             gen_ai_response_streaming: ~,
             gen_ai_response_tokens_per_second: ~,
             gen_ai_response_time_to_first_token: ~,
-            gen_ai_request_available_tools: ~,
+            gen_ai_tool_definitions: ~,
             gen_ai_request_frequency_penalty: ~,
             gen_ai_request_presence_penalty: ~,
             gen_ai_request_seed: ~,
             gen_ai_request_temperature: ~,
             gen_ai_request_top_k: ~,
             gen_ai_request_top_p: ~,
-            gen_ai_response_finish_reason: ~,
+            gen_ai_response_finish_reasons: ~,
             gen_ai_response_id: ~,
-            gen_ai_system: ~,
+            gen_ai_provider_name: ~,
             gen_ai_system_instructions: ~,
             gen_ai_tool_name: ~,
             gen_ai_operation_name: ~,
             gen_ai_operation_type: ~,
             gen_ai_agent_name: ~,
             gen_ai_function_id: ~,
-            gen_ai_input_messages: ~,
-            gen_ai_output_messages: ~,
             mcp_prompt_result: ~,
             mcp_tool_result_content: ~,
             browser_name: ~,
diff --git a/relay-event-schema/src/protocol/span/convert.rs b/relay-event-schema/src/protocol/span/convert.rs
index cb2aed0f2e..1eafe26608 100644
--- a/relay-event-schema/src/protocol/span/convert.rs
+++ b/relay-event-schema/src/protocol/span/convert.rs
@@ -171,34 +171,30 @@ mod tests {
                 gen_ai_cost_total_tokens: ~,
                 gen_ai_cost_input_tokens: ~,
                 gen_ai_cost_output_tokens: ~,
-                gen_ai_prompt: ~,
-                gen_ai_request_messages: ~,
-                gen_ai_tool_input: ~,
-                gen_ai_tool_output: ~,
-                gen_ai_response_tool_calls: ~,
-                gen_ai_response_text: ~,
+                gen_ai_input_messages: ~,
+                gen_ai_tool_call_arguments: ~,
+                gen_ai_tool_call_result: ~,
+                gen_ai_output_messages: ~,
                 gen_ai_response_object: ~,
                 gen_ai_response_streaming: ~,
                 gen_ai_response_tokens_per_second: ~,
                 gen_ai_response_time_to_first_token: ~,
-                gen_ai_request_available_tools: ~,
+                gen_ai_tool_definitions: ~,
                 gen_ai_request_frequency_penalty: ~,
                 gen_ai_request_presence_penalty: ~,
                 gen_ai_request_seed: ~,
                 gen_ai_request_temperature: ~,
                 gen_ai_request_top_k: ~,
                 gen_ai_request_top_p: ~,
-                gen_ai_response_finish_reason: ~,
+                gen_ai_response_finish_reasons: ~,
                 gen_ai_response_id: ~,
-                gen_ai_system: ~,
+                gen_ai_provider_name: ~,
                 gen_ai_system_instructions: ~,
                 gen_ai_tool_name: ~,
                 gen_ai_operation_name: ~,
                 gen_ai_operation_type: ~,
                 gen_ai_agent_name: ~,
                 gen_ai_function_id: ~,
-                gen_ai_input_messages: ~,
-                gen_ai_output_messages: ~,
                 mcp_prompt_result: ~,
                 mcp_tool_result_content: ~,
                 browser_name: "Chrome",
diff --git a/relay-pii/src/convert.rs b/relay-pii/src/convert.rs
index a0a523d665..6a8a74ef1b 100644
--- a/relay-pii/src/convert.rs
+++ b/relay-pii/src/convert.rs
@@ -83,28 +83,27 @@ static REPLACE_ONLY_SELECTOR: LazyLock<SelectorSpec> = LazyLock::new(|| {
     [
         "$logentry.formatted",
         "$log.body",
-        "$span.data.'gen_ai.prompt'",
+        "$span.data.'gen_ai.input.messages'",
+        "attributes.'gen_ai.input.messages'.value",
         "attributes.'gen_ai.prompt'.value",
-        "$span.data.'gen_ai.request.messages'",
         "attributes.'gen_ai.request.messages'.value",
-        "$span.data.'gen_ai.tool.input'",
+        "$span.data.'gen_ai.tool.call.arguments'",
+        "attributes.'gen_ai.tool.call.arguments'.value",
         "attributes.'gen_ai.tool.input'.value",
-        "$span.data.'gen_ai.tool.output'",
+        "$span.data.'gen_ai.tool.call.result'",
+        "attributes.'gen_ai.tool.call.result'.value",
         "attributes.'gen_ai.tool.output'.value",
-        "$span.data.'gen_ai.response.tool_calls'",
+        "$span.data.'gen_ai.output.messages'",
+        "attributes.'gen_ai.output.messages'.value",
         "attributes.'gen_ai.response.tool_calls'.value",
-        "$span.data.'gen_ai.response.text'",
         "attributes.'gen_ai.response.text'.value",
         "$span.data.'gen_ai.response.object'",
         "attributes.'gen_ai.response.object'.value",
-        "$span.data.'gen_ai.request.available_tools'",
+        "$span.data.'gen_ai.tool.definitions'",
+        "attributes.'gen_ai.tool.definitions'.value",
         "attributes.'gen_ai.request.available_tools'.value",
         "$span.data.'gen_ai.tool.name'",
         "attributes.'gen_ai.tool.name'.value",
-        "$span.data.'gen_ai.input.messages'",
-        "attributes.'gen_ai.input.messages'.value",
-        "$span.data.'gen_ai.output.messages'",
-        "attributes.'gen_ai.output.messages'.value",
         "$span.data.'mcp.prompt.result'",
         "attributes.'mcp.prompt.result'.value",
         "$span.data.'mcp.tool.result.content'",
@@ -362,7 +361,7 @@ THd+9FBxiHLGXNKhG/FRSyREXEt+NyYIf/0cyByc9tNksat794ddUqnLOg0vwSkv
             "$http.env.REMOTE_ADDR || $user.ip_address || $sdk.client_ip || $span.sentry_tags.'user.ip'": [
               "@anything:remove"
             ],
-            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
+            "$logentry.formatted || $log.body || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || attributes.'gen_ai.prompt'.value || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.call.arguments' || attributes.'gen_ai.tool.call.arguments'.value || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.call.result' || attributes.'gen_ai.tool.call.result'.value || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || attributes.'gen_ai.response.tool_calls'.value || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.tool.definitions' || attributes.'gen_ai.tool.definitions'.value || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
               "@email:replace",
               "@creditcard:replace",
               "@iban:replace",
@@ -394,7 +393,7 @@ THd+9FBxiHLGXNKhG/FRSyREXEt+NyYIf/0cyByc9tNksat794ddUqnLOg0vwSkv
             "$http.env.REMOTE_ADDR || $user.ip_address || $sdk.client_ip || $span.sentry_tags.'user.ip'": [
               "@anything:remove"
             ],
-            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
+            "$logentry.formatted || $log.body || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || attributes.'gen_ai.prompt'.value || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.call.arguments' || attributes.'gen_ai.tool.call.arguments'.value || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.call.result' || attributes.'gen_ai.tool.call.result'.value || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || attributes.'gen_ai.response.tool_calls'.value || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.tool.definitions' || attributes.'gen_ai.tool.definitions'.value || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
               "@email:replace",
               "@creditcard:replace",
               "@iban:replace",
@@ -437,7 +436,7 @@ THd+9FBxiHLGXNKhG/FRSyREXEt+NyYIf/0cyByc9tNksat794ddUqnLOg0vwSkv
             "$http.env.REMOTE_ADDR || $user.ip_address || $sdk.client_ip || $span.sentry_tags.'user.ip'": [
               "@anything:remove"
             ],
-            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
+            "$logentry.formatted || $log.body || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || attributes.'gen_ai.prompt'.value || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.call.arguments' || attributes.'gen_ai.tool.call.arguments'.value || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.call.result' || attributes.'gen_ai.tool.call.result'.value || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || attributes.'gen_ai.response.tool_calls'.value || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.tool.definitions' || attributes.'gen_ai.tool.definitions'.value || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
               "@email:replace",
               "@creditcard:replace",
               "@iban:replace",
@@ -469,7 +468,7 @@ THd+9FBxiHLGXNKhG/FRSyREXEt+NyYIf/0cyByc9tNksat794ddUqnLOg0vwSkv
             "$http.env.REMOTE_ADDR || $user.ip_address || $sdk.client_ip || $span.sentry_tags.'user.ip'": [
               "@anything:remove"
             ],
-            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
+            "$logentry.formatted || $log.body || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || attributes.'gen_ai.prompt'.value || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.call.arguments' || attributes.'gen_ai.tool.call.arguments'.value || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.call.result' || attributes.'gen_ai.tool.call.result'.value || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || attributes.'gen_ai.response.tool_calls'.value || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.tool.definitions' || attributes.'gen_ai.tool.definitions'.value || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
               "@email:replace",
               "@creditcard:replace",
               "@iban:replace",
@@ -1390,7 +1389,7 @@ THd+9FBxiHLGXNKhG/FRSyREXEt+NyYIf/0cyByc9tNksat794ddUqnLOg0vwSkv
             "$http.env.REMOTE_ADDR || $user.ip_address || $sdk.client_ip || $span.sentry_tags.'user.ip'": [
               "@anything:remove"
             ],
-            "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
+            "$logentry.formatted || $log.body || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || attributes.'gen_ai.prompt'.value || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.call.arguments' || attributes.'gen_ai.tool.call.arguments'.value || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.call.result' || attributes.'gen_ai.tool.call.result'.value || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || attributes.'gen_ai.response.tool_calls'.value || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.tool.definitions' || attributes.'gen_ai.tool.definitions'.value || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
               "@email:replace",
               "@creditcard:replace",
               "@iban:replace",
@@ -1992,7 +1991,7 @@ THd+9FBxiHLGXNKhG/FRSyREXEt+NyYIf/0cyByc9tNksat794ddUqnLOg0vwSkv
           "spans": [
             {
               "data": {
-                "gen_ai.prompt": "Buy me a drink with my creditcard [creditcard]"
+                "gen_ai.input.messages": "Buy me a drink with my creditcard [creditcard]"
               }
             }
           ],
@@ -2000,7 +1999,7 @@ THd+9FBxiHLGXNKhG/FRSyREXEt+NyYIf/0cyByc9tNksat794ddUqnLOg0vwSkv
             "spans": {
               "0": {
                 "data": {
-                  "gen_ai.prompt": {
+                  "gen_ai.input.messages": {
                     "": {
                       "rem": [
                         [
diff --git a/relay-pii/src/snapshots/relay_pii__convert__tests__regression_more_odd_keys.snap b/relay-pii/src/snapshots/relay_pii__convert__tests__regression_more_odd_keys.snap
index 94f444fc7f..cd56a88440 100644
--- a/relay-pii/src/snapshots/relay_pii__convert__tests__regression_more_odd_keys.snap
+++ b/relay-pii/src/snapshots/relay_pii__convert__tests__regression_more_odd_keys.snap
@@ -11,7 +11,7 @@ expression: pii_config
     "$http.env.REMOTE_ADDR || $user.ip_address || $sdk.client_ip || $span.sentry_tags.'user.ip'": [
       "@anything:remove"
     ],
-    "$logentry.formatted || $log.body || $span.data.'gen_ai.prompt' || attributes.'gen_ai.prompt'.value || $span.data.'gen_ai.request.messages' || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.input' || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.output' || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.response.tool_calls' || attributes.'gen_ai.response.tool_calls'.value || $span.data.'gen_ai.response.text' || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.request.available_tools' || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
+    "$logentry.formatted || $log.body || $span.data.'gen_ai.input.messages' || attributes.'gen_ai.input.messages'.value || attributes.'gen_ai.prompt'.value || attributes.'gen_ai.request.messages'.value || $span.data.'gen_ai.tool.call.arguments' || attributes.'gen_ai.tool.call.arguments'.value || attributes.'gen_ai.tool.input'.value || $span.data.'gen_ai.tool.call.result' || attributes.'gen_ai.tool.call.result'.value || attributes.'gen_ai.tool.output'.value || $span.data.'gen_ai.output.messages' || attributes.'gen_ai.output.messages'.value || attributes.'gen_ai.response.tool_calls'.value || attributes.'gen_ai.response.text'.value || $span.data.'gen_ai.response.object' || attributes.'gen_ai.response.object'.value || $span.data.'gen_ai.tool.definitions' || attributes.'gen_ai.tool.definitions'.value || attributes.'gen_ai.request.available_tools'.value || $span.data.'gen_ai.tool.name' || attributes.'gen_ai.tool.name'.value || $span.data.'mcp.prompt.result' || attributes.'mcp.prompt.result'.value || $span.data.'mcp.tool.result.content' || attributes.'mcp.tool.result.content'.value": [
       "@email:replace",
       "@creditcard:replace",
       "@iban:replace",
diff --git a/relay-spans/src/v2_to_v1.rs b/relay-spans/src/v2_to_v1.rs
index cb0f566da1..d712b2eb97 100644
--- a/relay-spans/src/v2_to_v1.rs
+++ b/relay-spans/src/v2_to_v1.rs
@@ -252,7 +252,8 @@ pub fn derive_op_for_v2_span(attributes: &Annotated<Attributes>) -> String {
         return String::from("db");
     }
 
-    if attributes.contains_key(GEN_AI_SYSTEM) {
+    // TODO: `gen_ai.system` is deprecated. This should probably be taken care of during normalization.
+    if attributes.contains_key(GEN_AI_PROVIDER_NAME) || attributes.contains_key("gen_ai.system") {
         return String::from("gen_ai");
     }
 
@@ -1019,7 +1020,7 @@ mod tests {
           "trace_id": "89143b0763095bd9c9955e8175d1fb23",
           "status": "unknown",
           "data": {
-            "gen_ai.system": "openai",
+            "gen_ai.provider.name": "openai",
             "gen_ai.agent.name": "Seer"
           },
           "kind": "client"

From 1a27bf0d14f78b7a26e3a1762e1d3834967dbb3d Mon Sep 17 00:00:00 2001
From: Fabian Schindler <fabian.schindler@sentry.io>
Date: Wed, 8 Apr 2026 16:37:02 +0200
Subject: [PATCH 6/8] chore: update changelog

---
 CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index bf4fdae81a..f334709bee 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -22,6 +22,7 @@
 - Metric size limit per metric default changed to 1mib. ([#5779](https://github.com/getsentry/relay/pull/5779))
 - Use `gen_ai.function_id` as a fallback for `gen_ai.agent.name`. ([#5776](https://github.com/getsentry/relay/pull/5776))
 - Add `gen_ai.input.messages` and `gen_ai.output.messages` as distinct fields for SpanData. ([#5797](https://github.com/getsentry/relay/pull/5797))
+- Update several `gen_ai` attributes to their latest representation. ([#5798](https://github.com/getsentry/relay/pull/5798))
 
 **Internal**:
 

From 5e1b631d6e6f83957b84fef726ff50eeb9d0cced Mon Sep 17 00:00:00 2001
From: Fabian Schindler <fabian.schindler@sentry.io>
Date: Thu, 9 Apr 2026 09:49:08 +0200
Subject: [PATCH 7/8] test: fixing integration tests  gen_ai attributes

---
 tests/integration/test_ai.py | 31 +++++++++++++++++--------------
 1 file changed, 17 insertions(+), 14 deletions(-)

diff --git a/tests/integration/test_ai.py b/tests/integration/test_ai.py
index 51c765a3ea..d355c06c1a 100644
--- a/tests/integration/test_ai.py
+++ b/tests/integration/test_ai.py
@@ -393,9 +393,9 @@ def test_ai_spans_example_transaction(
                 "gen_ai.agent.name": {"type": "string", "value": "weather-chat"},
                 "gen_ai.function_id": {"type": "string", "value": "weather-chat"},
                 "gen_ai.operation.type": {"type": "string", "value": "agent"},
-                "gen_ai.prompt": {"type": "string", "value": "Weather Prompt"},
+                "gen_ai.input.messages": {"type": "string", "value": "Weather Prompt"},
                 "gen_ai.response.model": {"type": "string", "value": "gpt-4o"},
-                "gen_ai.response.text": {
+                "gen_ai.output.messages": {
                     "type": "string",
                     "value": "True. \n\n- London: 61°F \n- San Francisco: 13°C",
                 },
@@ -482,11 +482,11 @@ def test_ai_spans_example_transaction(
                 "gen_ai.agent.name": {"type": "string", "value": "weather-chat"},
                 "gen_ai.function_id": {"type": "string", "value": "weather-chat"},
                 "gen_ai.operation.type": {"type": "string", "value": "ai_client"},
-                "gen_ai.request.available_tools": {
+                "gen_ai.tool.definitions": {
                     "type": "string",
                     "value": '["tools1"]',
                 },
-                "gen_ai.request.messages": {
+                "gen_ai.input.messages": {
                     "type": "string",
                     "value": "Another weather prompt",
                 },
@@ -504,11 +504,11 @@ def test_ai_spans_example_transaction(
                     "value": "gpt-4o-2024-08-06",
                 },
                 "gen_ai.response.tokens_per_second": {"type": "double", "value": 92.0},
-                "gen_ai.response.tool_calls": {
+                "gen_ai.output.messages": {
                     "type": "string",
                     "value": "some_tool_calls",
                 },
-                "gen_ai.system": {"type": "string", "value": "openai.responses"},
+                "gen_ai.provider.name": {"type": "string", "value": "openai.responses"},
                 "gen_ai.usage.input_tokens": {"type": "integer", "value": 37},
                 "gen_ai.usage.output_tokens": {"type": "integer", "value": 46},
                 "gen_ai.usage.total_tokens": {"type": "integer", "value": 83},
@@ -684,12 +684,12 @@ def test_ai_spans_example_transaction(
                     "type": "string",
                     "value": "call_jRcFbOh5zNVeV2l2mEqpRiI4",
                 },
-                "gen_ai.tool.input": {
+                "gen_ai.tool.call.arguments": {
                     "type": "string",
                     "value": '{"city":"San Francisco"}',
                 },
                 "gen_ai.tool.name": {"type": "string", "value": "getWeather"},
-                "gen_ai.tool.output": {
+                "gen_ai.tool.call.result": {
                     "type": "string",
                     "value": '{"location":"San Francisco, '
                     "United States of "
@@ -826,9 +826,12 @@ def test_ai_spans_example_transaction(
                     "type": "string",
                     "value": "call_yXdgMJXsotHOn19VdlDjrc7c",
                 },
-                "gen_ai.tool.input": {"type": "string", "value": '{"city":"London"}'},
+                "gen_ai.tool.call.arguments": {
+                    "type": "string",
+                    "value": '{"city":"London"}',
+                },
                 "gen_ai.tool.name": {"type": "string", "value": "getWeather"},
-                "gen_ai.tool.output": {
+                "gen_ai.tool.call.result": {
                     "type": "string",
                     "value": '{"location":"London, United '
                     'Kingdom","temperature":"16°C '
@@ -971,11 +974,11 @@ def test_ai_spans_example_transaction(
                 "gen_ai.agent.name": {"type": "string", "value": "weather-chat"},
                 "gen_ai.function_id": {"type": "string", "value": "weather-chat"},
                 "gen_ai.operation.type": {"type": "string", "value": "ai_client"},
-                "gen_ai.request.available_tools": {
+                "gen_ai.tool.definitions": {
                     "type": "string",
                     "value": '["tool_1"]',
                 },
-                "gen_ai.request.messages": {
+                "gen_ai.input.messages": {
                     "type": "string",
                     "value": "Some AI Prompt about " "the Wheather",
                 },
@@ -992,7 +995,7 @@ def test_ai_spans_example_transaction(
                     "type": "string",
                     "value": "gpt-4o-2024-08-06",
                 },
-                "gen_ai.response.text": {
+                "gen_ai.output.messages": {
                     "type": "string",
                     "value": "True. \n"
                     "\n"
@@ -1000,7 +1003,7 @@ def test_ai_spans_example_transaction(
                     "- San Francisco: 13°C",
                 },
                 "gen_ai.response.tokens_per_second": {"type": "double", "value": 38.0},
-                "gen_ai.system": {"type": "string", "value": "openai.responses"},
+                "gen_ai.provider.name": {"type": "string", "value": "openai.responses"},
                 "gen_ai.usage.input_tokens": {"type": "integer", "value": 208},
                 "gen_ai.usage.output_tokens": {"type": "integer", "value": 19},
                 "gen_ai.usage.total_tokens": {"type": "integer", "value": 227},

From 369e6a97c3f0f3a857ab7295a0edffcc8d325a56 Mon Sep 17 00:00:00 2001
From: Fabian Schindler <fabian.schindler@sentry.io>
Date: Thu, 9 Apr 2026 10:12:57 +0200
Subject: [PATCH 8/8] fix: merge cleanup

---
 relay-event-schema/src/protocol/span.rs         | 10 ----------
 relay-event-schema/src/protocol/span/convert.rs |  2 --
 relay-pii/src/convert.rs                        |  4 ----
 3 files changed, 16 deletions(-)

diff --git a/relay-event-schema/src/protocol/span.rs b/relay-event-schema/src/protocol/span.rs
index 9e26f9b114..a22ef06f4e 100644
--- a/relay-event-schema/src/protocol/span.rs
+++ b/relay-event-schema/src/protocol/span.rs
@@ -701,14 +701,6 @@ pub struct SpanData {
     #[metastructure(field = "gen_ai.function_id", pii = "maybe")]
     pub gen_ai_function_id: Annotated<String>,
 
-    /// The input messages to the model call.
-    #[metastructure(field = "gen_ai.input.messages", pii = "maybe")]
-    pub gen_ai_input_messages: Annotated<Value>,
-
-    /// The output messages from the model call.
-    #[metastructure(field = "gen_ai.output.messages", pii = "maybe")]
-    pub gen_ai_output_messages: Annotated<Value>,
-
     /// The result of the MCP prompt.
     #[metastructure(field = "mcp.prompt.result", pii = "maybe")]
     pub mcp_prompt_result: Annotated<Value>,
@@ -1551,8 +1543,6 @@ mod tests {
             gen_ai_operation_type: ~,
             gen_ai_agent_name: ~,
             gen_ai_function_id: ~,
-            gen_ai_input_messages: ~,
-            gen_ai_output_messages: ~,
             mcp_prompt_result: ~,
             mcp_tool_result_content: ~,
             browser_name: ~,
diff --git a/relay-event-schema/src/protocol/span/convert.rs b/relay-event-schema/src/protocol/span/convert.rs
index d2932a14ac..636f4279b9 100644
--- a/relay-event-schema/src/protocol/span/convert.rs
+++ b/relay-event-schema/src/protocol/span/convert.rs
@@ -207,8 +207,6 @@ mod tests {
                 gen_ai_operation_type: ~,
                 gen_ai_agent_name: ~,
                 gen_ai_function_id: ~,
-                gen_ai_input_messages: ~,
-                gen_ai_output_messages: ~,
                 mcp_prompt_result: ~,
                 mcp_tool_result_content: ~,
                 browser_name: "Chrome",
diff --git a/relay-pii/src/convert.rs b/relay-pii/src/convert.rs
index 5807d03428..6a8a74ef1b 100644
--- a/relay-pii/src/convert.rs
+++ b/relay-pii/src/convert.rs
@@ -104,10 +104,6 @@ static REPLACE_ONLY_SELECTOR: LazyLock<SelectorSpec> = LazyLock::new(|| {
         "attributes.'gen_ai.request.available_tools'.value",
         "$span.data.'gen_ai.tool.name'",
         "attributes.'gen_ai.tool.name'.value",
-        "$span.data.'gen_ai.input.messages'",
-        "attributes.'gen_ai.input.messages'.value",
-        "$span.data.'gen_ai.output.messages'",
-        "attributes.'gen_ai.output.messages'.value",
         "$span.data.'mcp.prompt.result'",
         "attributes.'mcp.prompt.result'.value",
         "$span.data.'mcp.tool.result.content'",