feat: add tool usage recording to streaming responses interceptor (#123)

pawbana · web-flow · commit 0959b4a026e1 · 2026-01-16T16:00:24.000+01:00
diff --git a/fixtures/fixtures.go b/fixtures/fixtures.go
@@ -77,6 +77,9 @@ var (
 	//go:embed openai/responses/streaming/builtin_tool.txtar
 	OaiResponsesStreamingBuiltinTool []byte
 
+	//go:embed openai/responses/streaming/custom_tool.txtar
+	OaiResponsesStreamingCustomTool []byte
+
 	//go:embed openai/responses/streaming/conversation.txtar
 	OaiResponsesStreamingConversation []byte
 
diff --git a/fixtures/openai/responses/streaming/builtin_tool.txtar b/fixtures/openai/responses/streaming/builtin_tool.txtar
@@ -77,3 +77,4 @@ data: {"type":"response.output_item.done","item":{"id":"fc_0c3fb28cfcf463a500695
 
 event: response.completed
 data: {"type":"response.completed","response":{"id":"resp_0c3fb28cfcf463a500695fa2f0239481a095ec6ce3dfe4d458","object":"response","created_at":1767875312,"status":"completed","background":false,"completed_at":1767875312,"error":null,"incomplete_details":null,"instructions":null,"max_output_tokens":null,"max_tool_calls":null,"model":"gpt-4.1-2025-04-14","output":[{"id":"fc_0c3fb28cfcf463a500695fa2f0b0a881a0890103ba88b0628e","type":"function_call","status":"completed","arguments":"{\"a\":3,\"b\":5}","call_id":"call_7VaiUXZYuuuwWwviCrckxq6t","name":"add"}],"parallel_tool_calls":true,"previous_response_id":null,"prompt_cache_key":null,"prompt_cache_retention":null,"reasoning":{"effort":null,"summary":null},"safety_identifier":null,"service_tier":"default","store":true,"temperature":1.0,"text":{"format":{"type":"text"},"verbosity":"medium"},"tool_choice":"auto","tools":[{"type":"function","description":"Add two numbers together.","name":"add","parameters":{"type":"object","properties":{"a":{"type":"number"},"b":{"type":"number"}},"required":["a","b"],"additionalProperties":false},"strict":true}],"top_logprobs":0,"top_p":1.0,"truncation":"disabled","usage":{"input_tokens":58,"input_tokens_details":{"cached_tokens":0},"output_tokens":18,"output_tokens_details":{"reasoning_tokens":0},"total_tokens":76},"user":null,"metadata":{}},"sequence_number":14}
+
diff --git a/fixtures/openai/responses/streaming/codex_example.txtar b/fixtures/openai/responses/streaming/codex_example.txtar
diff --git a/fixtures/openai/responses/streaming/conversation.txtar b/fixtures/openai/responses/streaming/conversation.txtar
@@ -537,3 +537,4 @@ data: {"type":"response.output_item.done","item":{"id":"msg_0108ce40c6fb22bd0069
 
 event: error
 data: {"type":"error","error":{"type":"invalid_request_error","code":null,"message":"Conversation with id 'conv_695fa1132770819795d013275c77e8380108ce40c6fb22bd' not found.","param":null},"sequence_number":177}
+
diff --git a/fixtures/openai/responses/streaming/custom_tool.txtar b/fixtures/openai/responses/streaming/custom_tool.txtar
@@ -0,0 +1,54 @@
+-- request --
+{
+  "input": "Use the code_exec tool to print hello world to the console.",
+  "model": "gpt-5",
+  "stream": true,
+  "tools": [
+    {
+      "type": "custom",
+      "name": "code_exec",
+      "description": "Executes arbitrary Python code."
+    }
+  ]
+}
+
+-- streaming --
+event: response.created
+data: {"type":"response.created","response":{"id":"resp_0c26996bc41c2a0500696942e83634819fb71b2b8ff8a4a76c","object":"response","created_at":1768506088,"status":"in_progress","background":false,"completed_at":null,"error":null,"frequency_penalty":0.0,"incomplete_details":null,"instructions":null,"max_output_tokens":null,"max_tool_calls":null,"model":"gpt-5-2025-08-07","output":[],"parallel_tool_calls":true,"presence_penalty":0.0,"previous_response_id":null,"prompt_cache_key":null,"prompt_cache_retention":null,"reasoning":{"effort":"medium","summary":null},"safety_identifier":null,"service_tier":"auto","store":true,"temperature":1.0,"text":{"format":{"type":"text"},"verbosity":"medium"},"tool_choice":"auto","tools":[{"type":"custom","description":"Executes arbitrary Python code.","format":{"type":"text"},"name":"code_exec"}],"top_logprobs":0,"top_p":1.0,"truncation":"disabled","usage":null,"user":null,"metadata":{}},"sequence_number":0}
+
+event: response.in_progress
+data: {"type":"response.in_progress","response":{"id":"resp_0c26996bc41c2a0500696942e83634819fb71b2b8ff8a4a76c","object":"response","created_at":1768506088,"status":"in_progress","background":false,"completed_at":null,"error":null,"frequency_penalty":0.0,"incomplete_details":null,"instructions":null,"max_output_tokens":null,"max_tool_calls":null,"model":"gpt-5-2025-08-07","output":[],"parallel_tool_calls":true,"presence_penalty":0.0,"previous_response_id":null,"prompt_cache_key":null,"prompt_cache_retention":null,"reasoning":{"effort":"medium","summary":null},"safety_identifier":null,"service_tier":"auto","store":true,"temperature":1.0,"text":{"format":{"type":"text"},"verbosity":"medium"},"tool_choice":"auto","tools":[{"type":"custom","description":"Executes arbitrary Python code.","format":{"type":"text"},"name":"code_exec"}],"top_logprobs":0,"top_p":1.0,"truncation":"disabled","usage":null,"user":null,"metadata":{}},"sequence_number":1}
+
+event: response.output_item.added
+data: {"type":"response.output_item.added","item":{"id":"rs_0c26996bc41c2a0500696942e8ae90819fb421c1b6a945aa99","type":"reasoning","summary":[]},"output_index":0,"sequence_number":2}
+
+event: response.output_item.done
+data: {"type":"response.output_item.done","item":{"id":"rs_0c26996bc41c2a0500696942e8ae90819fb421c1b6a945aa99","type":"reasoning","summary":[]},"output_index":0,"sequence_number":3}
+
+event: response.output_item.added
+data: {"type":"response.output_item.added","item":{"id":"ctc_0c26996bc41c2a0500696942ee6db8819fa6e841317eecbfb2","type":"custom_tool_call","status":"in_progress","call_id":"call_2gSnF58IEhXLwlbnqbm5XKMd","input":"","name":"code_exec"},"output_index":1,"sequence_number":4}
+
+event: response.custom_tool_call_input.delta
+data: {"type":"response.custom_tool_call_input.delta","delta":"print","item_id":"ctc_0c26996bc41c2a0500696942ee6db8819fa6e841317eecbfb2","obfuscation":"sTDUEAHu5aJ","output_index":1,"sequence_number":5}
+
+event: response.custom_tool_call_input.delta
+data: {"type":"response.custom_tool_call_input.delta","delta":"(\"","item_id":"ctc_0c26996bc41c2a0500696942ee6db8819fa6e841317eecbfb2","obfuscation":"qvFA5MbN9ZUnBH","output_index":1,"sequence_number":6}
+
+event: response.custom_tool_call_input.delta
+data: {"type":"response.custom_tool_call_input.delta","delta":"hello","item_id":"ctc_0c26996bc41c2a0500696942ee6db8819fa6e841317eecbfb2","obfuscation":"rRrXgQDOuwG","output_index":1,"sequence_number":7}
+
+event: response.custom_tool_call_input.delta
+data: {"type":"response.custom_tool_call_input.delta","delta":" world","item_id":"ctc_0c26996bc41c2a0500696942ee6db8819fa6e841317eecbfb2","obfuscation":"DwnJdEFXvZ","output_index":1,"sequence_number":8}
+
+event: response.custom_tool_call_input.delta
+data: {"type":"response.custom_tool_call_input.delta","delta":"\")","item_id":"ctc_0c26996bc41c2a0500696942ee6db8819fa6e841317eecbfb2","obfuscation":"pEr2t8Vpv3Ij96","output_index":1,"sequence_number":9}
+
+event: response.custom_tool_call_input.done
+data: {"type":"response.custom_tool_call_input.done","input":"print(\"hello world\")","item_id":"ctc_0c26996bc41c2a0500696942ee6db8819fa6e841317eecbfb2","output_index":1,"sequence_number":10}
+
+event: response.output_item.done
+data: {"type":"response.output_item.done","item":{"id":"ctc_0c26996bc41c2a0500696942ee6db8819fa6e841317eecbfb2","type":"custom_tool_call","status":"completed","call_id":"call_2gSnF58IEhXLwlbnqbm5XKMd","input":"print(\"hello world\")","name":"code_exec"},"output_index":1,"sequence_number":11}
+
+event: response.completed
+data: {"type":"response.completed","response":{"id":"resp_0c26996bc41c2a0500696942e83634819fb71b2b8ff8a4a76c","object":"response","created_at":1768506088,"status":"completed","background":false,"completed_at":1768506095,"error":null,"frequency_penalty":0.0,"incomplete_details":null,"instructions":null,"max_output_tokens":null,"max_tool_calls":null,"model":"gpt-5-2025-08-07","output":[{"id":"rs_0c26996bc41c2a0500696942e8ae90819fb421c1b6a945aa99","type":"reasoning","summary":[]},{"id":"ctc_0c26996bc41c2a0500696942ee6db8819fa6e841317eecbfb2","type":"custom_tool_call","status":"completed","call_id":"call_2gSnF58IEhXLwlbnqbm5XKMd","input":"print(\"hello world\")","name":"code_exec"}],"parallel_tool_calls":true,"presence_penalty":0.0,"previous_response_id":null,"prompt_cache_key":null,"prompt_cache_retention":null,"reasoning":{"effort":"medium","summary":null},"safety_identifier":null,"service_tier":"default","store":true,"temperature":1.0,"text":{"format":{"type":"text"},"verbosity":"medium"},"tool_choice":"auto","tools":[{"type":"custom","description":"Executes arbitrary Python code.","format":{"type":"text"},"name":"code_exec"}],"top_logprobs":0,"top_p":1.0,"truncation":"disabled","usage":{"input_tokens":64,"input_tokens_details":{"cached_tokens":0},"output_tokens":340,"output_tokens_details":{"reasoning_tokens":320},"total_tokens":404},"user":null,"metadata":{}},"sequence_number":12}
+
diff --git a/fixtures/openai/responses/streaming/prev_response_id.txtar b/fixtures/openai/responses/streaming/prev_response_id.txtar
@@ -573,3 +573,4 @@ data: {"type":"response.output_item.done","item":{"id":"msg_0f9c4b2f224d85800069
 
 event: response.completed
 data: {"type":"response.completed","response":{"id":"resp_0f9c4b2f224d858000695fa0649b8c8197b38914b15a7add0e","object":"response","created_at":1767874660,"status":"completed","background":false,"completed_at":1767874663,"error":null,"incomplete_details":null,"instructions":null,"max_output_tokens":null,"max_tool_calls":null,"model":"gpt-4o-mini-2024-07-18","output":[{"id":"msg_0f9c4b2f224d858000695fa064f1dc81979e4a37fab905af69","type":"message","status":"completed","content":[{"type":"output_text","annotations":[],"logprobs":[],"text":"The joke is funny because it uses a play on words, which is a common form of humor. \n\n1. **Double Meaning**: The phrase \"outstanding in his field\" can be interpreted literally, meaning the scarecrow is literally standing out in a field (as that's where scarecrows are found). However, it also has a figurative meaning: it suggests that someone is exceptionally skilled or accomplished in their area of expertise.\n\n2. **Surprise Element**: The punchline delivers an unexpected twist. You expect the award to be for some human trait, but it's actually a humorous observation about the scarecrow’s existence.\n\n3. **Absurdity**: The idea of a scarecrow, an inanimate object, receiving an award adds an element of absurdity, making it more amusing.\n\nOverall, it's the clever wordplay combined with an unexpected twist that makes the joke effective!"}],"role":"assistant"}],"parallel_tool_calls":true,"previous_response_id":"resp_0f9c4b2f224d858000695fa062bf048197a680f357bbb09000","prompt_cache_key":null,"prompt_cache_retention":null,"reasoning":{"effort":null,"summary":null},"safety_identifier":null,"service_tier":"default","store":true,"temperature":1.0,"text":{"format":{"type":"text"},"verbosity":"medium"},"tool_choice":"auto","tools":[],"top_logprobs":0,"top_p":1.0,"truncation":"disabled","usage":{"input_tokens":43,"input_tokens_details":{"cached_tokens":0},"output_tokens":182,"output_tokens_details":{"reasoning_tokens":0},"total_tokens":225},"user":null,"metadata":{}},"sequence_number":188}
+
diff --git a/fixtures/openai/responses/streaming/simple.txtar b/fixtures/openai/responses/streaming/simple.txtar
@@ -80,3 +80,4 @@ data: {"type":"response.output_item.done","item":{"id":"msg_0f9c4b2f224d85800069
 
 event: response.completed
 data: {"type":"response.completed","response":{"id":"resp_0f9c4b2f224d858000695fa062bf048197a680f357bbb09000","object":"response","created_at":1767874658,"status":"completed","background":false,"completed_at":1767874660,"error":null,"incomplete_details":null,"instructions":null,"max_output_tokens":null,"max_tool_calls":null,"model":"gpt-4o-mini-2024-07-18","output":[{"id":"msg_0f9c4b2f224d858000695fa063d4708197af73c2f37cb0b9d3","type":"message","status":"completed","content":[{"type":"output_text","annotations":[],"logprobs":[],"text":"Why did the scarecrow win an award?\n\nBecause he was outstanding in his field!"}],"role":"assistant"}],"parallel_tool_calls":true,"previous_response_id":null,"prompt_cache_key":null,"prompt_cache_retention":null,"reasoning":{"effort":null,"summary":null},"safety_identifier":null,"service_tier":"default","store":true,"temperature":1.0,"text":{"format":{"type":"text"},"verbosity":"medium"},"tool_choice":"auto","tools":[],"top_logprobs":0,"top_p":1.0,"truncation":"disabled","usage":{"input_tokens":11,"input_tokens_details":{"cached_tokens":0},"output_tokens":18,"output_tokens_details":{"reasoning_tokens":0},"total_tokens":29},"user":null,"metadata":{}},"sequence_number":24}
+
diff --git a/fixtures/openai/responses/streaming/stream_error.txtar b/fixtures/openai/responses/streaming/stream_error.txtar
@@ -17,3 +17,4 @@ data: {"type":"response.output_text.delta","item_id":"msg_123","output_index":0,
 
 event: error
 data: {"type":"error","code":"ERR_SOMETHING","message":"Something went wrong","param":null,"sequence_number":4}
+
diff --git a/fixtures/openai/responses/streaming/stream_failure.txtar b/fixtures/openai/responses/streaming/stream_failure.txtar
@@ -17,3 +17,4 @@ data: {"type":"response.output_text.delta","item_id":"msg_123","output_index":0,
 
 event: response.failed
 data: {"type":"response.failed","response":{"id":"resp_123","object":"response","status":"failed","error":{"code":"server_error","message":"The model failed to generate a response."},"output":[]},"sequence_number":4}
+
diff --git a/fixtures/openai/responses/streaming/wrong_response_format.txtar b/fixtures/openai/responses/streaming/wrong_response_format.txtar
@@ -18,3 +18,4 @@ ta: { "wrong format": should be forwarded as received
 
 event: response.completed
 data: {"type":"response.completed","response":{"id":"resp_123","object":"response","created_at":1767874658,"status":"completed","background":false,"completed_at":1767874660,"error":null,"incomplete_details":null,"instructions":null,"max_output_tokens":null,"max_tool_calls":null,"model":"gpt-4o-mini-2024-07-18","output":[{"id":"msg_0f9c4b2f224d858000695fa063d4708197af73c2f37cb0b9d3","type":"message","status":"completed","content":[{"type":"output_text","annotations":[],"logprobs":[],"text":"Why did the scarecrow win an award?\n\nBecause he was outstanding in his field!"}],"role":"assistant"}],"parallel_tool_calls":true,"previous_response_id":null,"prompt_cache_key":null,"prompt_cache_retention":null,"reasoning":{"effort":null,"summary":null},"safety_identifier":null,"service_tier":"default","store":true,"temperature":1.0,"text":{"format":{"type":"text"},"verbosity":"medium"},"tool_choice":"auto","tools":[],"top_logprobs":0,"top_p":1.0,"truncation":"disabled","usage":{"input_tokens":11,"input_tokens_details":{"cached_tokens":0},"output_tokens":18,"output_tokens_details":{"reasoning_tokens":0},"total_tokens":29},"user":null,"metadata":{}},"sequence_number":24}
+
diff --git a/intercept/responses/streaming.go b/intercept/responses/streaming.go
@@ -13,6 +13,7 @@ import (
 	"github.com/coder/aibridge/recorder"
 	"github.com/google/uuid"
 	"github.com/openai/openai-go/v3/responses"
+	oaiconst "github.com/openai/openai-go/v3/shared/constant"
 	"go.opentelemetry.io/otel/attribute"
 )
 
@@ -68,6 +69,7 @@ func (i *StreamingResponsesInterceptor) ProcessRequest(w http.ResponseWriter, r
 
 	var respCopy responseCopier
 	var responseID string
+	var completedResponse *responses.Response
 
 	srv := i.newResponsesService()
 	opts := i.requestOptions(&respCopy)
@@ -93,21 +95,28 @@ func (i *StreamingResponsesInterceptor) ProcessRequest(w http.ResponseWriter, r
 	}
 
 	for stream.Next() {
-		var ev responses.ResponseStreamEventUnion
-		ev = stream.Current()
+		ev := stream.Current()
 
-		// not every event has response.id set (eg: fixtures/openai/responses/streaming/simple.txtar).
-		// first event should be of 'response.created' type and have response.id set.
-		// set responseID to response.id of first event that has this field set.
+		// Not every event has response.id set (eg: fixtures/openai/responses/streaming/simple.txtar).
+		// First event should be of 'response.created' type and have response.id set.
+		// Set responseID to the first response.id that is set.
 		if responseID == "" && ev.Response.ID != "" {
 			responseID = ev.Response.ID
 		}
+
+		// Capture the response from the response.completed event.
+		// Only response.completed event type have 'usage' field set.
+		if ev.Type == string(oaiconst.ValueOf[oaiconst.ResponseCompleted]()) {
+			completedEvent := ev.AsResponseCompleted()
+			completedResponse = &completedEvent.Response
+		}
 		if err := events.Send(ctx, respCopy.buff.readDelta()); err != nil {
 			err = fmt.Errorf("failed to relay chunk: %w", err)
 			return err
 		}
 	}
 	i.recordUserPrompt(ctx, responseID)
+	i.recordToolUsage(ctx, completedResponse)
 
 	b, err := respCopy.readAll()
 	if err != nil {
diff --git a/responses_integration_test.go b/responses_integration_test.go
@@ -101,6 +101,25 @@ func TestResponsesOutputMatchesUpstream(t *testing.T) {
 			streaming:            true,
 			expectModel:          "gpt-4.1",
 			expectPromptRecorded: "Is 3 + 5 a prime number? Use the add function to calculate the sum.",
+			expectToolRecorded: &recorder.ToolUsageRecord{
+				MsgID:    "resp_0c3fb28cfcf463a500695fa2f0239481a095ec6ce3dfe4d458",
+				Tool:     "add",
+				Args:     map[string]any{"a": float64(3), "b": float64(5)},
+				Injected: false,
+			},
+		},
+		{
+			name:                 "streaming_custom_tool",
+			fixture:              fixtures.OaiResponsesStreamingCustomTool,
+			streaming:            true,
+			expectModel:          "gpt-5",
+			expectPromptRecorded: "Use the code_exec tool to print hello world to the console.",
+			expectToolRecorded: &recorder.ToolUsageRecord{
+				MsgID:    "resp_0c26996bc41c2a0500696942e83634819fb71b2b8ff8a4a76c",
+				Tool:     "code_exec",
+				Args:     "print(\"hello world\")",
+				Injected: false,
+			},
 		},
 		{
 			name:                 "streaming_conversation",

Original file line number	Diff line number	Diff line change
`@@ -77,3 +77,4 @@ data: {"type":"response.output_item.done","item":{"id":"fc_0c3fb28cfcf463a500695`
`77`	`77`
`78`	`78`	`event: response.completed`
`79`	`79`	data: {"type":"response.completed","response":{"id":"resp_0c3fb28cfcf463a500695fa2f0239481a095ec6ce3dfe4d458","object":"response","created_at":1767875312,"status":"completed","background":false,"completed_at":1767875312,"error":null,"incomplete_details":null,"instructions":null,"max_output_tokens":null,"max_tool_calls":null,"model":"gpt-4.1-2025-04-14","output":[{"id":"fc_0c3fb28cfcf463a500695fa2f0b0a881a0890103ba88b0628e","type":"function_call","status":"completed","arguments":"{\"a\":3,\"b\":5}","call_id":"call_7VaiUXZYuuuwWwviCrckxq6t","name":"add"}],"parallel_tool_calls":true,"previous_response_id":null,"prompt_cache_key":null,"prompt_cache_retention":null,"reasoning":{"effort":null,"summary":null},"safety_identifier":null,"service_tier":"default","store":true,"temperature":1.0,"text":{"format":{"type":"text"},"verbosity":"medium"},"tool_choice":"auto","tools":[{"type":"function","description":"Add two numbers together.","name":"add","parameters":{"type":"object","properties":{"a":{"type":"number"},"b":{"type":"number"}},"required":["a","b"],"additionalProperties":false},"strict":true}],"top_logprobs":0,"top_p":1.0,"truncation":"disabled","usage":{"input_tokens":58,"input_tokens_details":{"cached_tokens":0},"output_tokens":18,"output_tokens_details":{"reasoning_tokens":0},"total_tokens":76},"user":null,"metadata":{}},"sequence_number":14}
	`80`	`+`
Original file line number	Diff line number	Diff line change
`@@ -537,3 +537,4 @@ data: {"type":"response.output_item.done","item":{"id":"msg_0108ce40c6fb22bd0069`
`537`	`537`
`538`	`538`	`event: error`
`539`	`539`	`data: {"type":"error","error":{"type":"invalid_request_error","code":null,"message":"Conversation with id 'conv_695fa1132770819795d013275c77e8380108ce40c6fb22bd' not found.","param":null},"sequence_number":177}`
	`540`	`+`
Original file line number	Diff line number	Diff line change
`@@ -573,3 +573,4 @@ data: {"type":"response.output_item.done","item":{"id":"msg_0f9c4b2f224d85800069`
`573`	`573`
`574`	`574`	`event: response.completed`
`575`	`575`	data: {"type":"response.completed","response":{"id":"resp_0f9c4b2f224d858000695fa0649b8c8197b38914b15a7add0e","object":"response","created_at":1767874660,"status":"completed","background":false,"completed_at":1767874663,"error":null,"incomplete_details":null,"instructions":null,"max_output_tokens":null,"max_tool_calls":null,"model":"gpt-4o-mini-2024-07-18","output":[{"id":"msg_0f9c4b2f224d858000695fa064f1dc81979e4a37fab905af69","type":"message","status":"completed","content":[{"type":"output_text","annotations":[],"logprobs":[],"text":"The joke is funny because it uses a play on words, which is a common form of humor. \n\n1. Double Meaning: The phrase \"outstanding in his field\" can be interpreted literally, meaning the scarecrow is literally standing out in a field (as that's where scarecrows are found). However, it also has a figurative meaning: it suggests that someone is exceptionally skilled or accomplished in their area of expertise.\n\n2. Surprise Element: The punchline delivers an unexpected twist. You expect the award to be for some human trait, but it's actually a humorous observation about the scarecrow’s existence.\n\n3. Absurdity: The idea of a scarecrow, an inanimate object, receiving an award adds an element of absurdity, making it more amusing.\n\nOverall, it's the clever wordplay combined with an unexpected twist that makes the joke effective!"}],"role":"assistant"}],"parallel_tool_calls":true,"previous_response_id":"resp_0f9c4b2f224d858000695fa062bf048197a680f357bbb09000","prompt_cache_key":null,"prompt_cache_retention":null,"reasoning":{"effort":null,"summary":null},"safety_identifier":null,"service_tier":"default","store":true,"temperature":1.0,"text":{"format":{"type":"text"},"verbosity":"medium"},"tool_choice":"auto","tools":[],"top_logprobs":0,"top_p":1.0,"truncation":"disabled","usage":{"input_tokens":43,"input_tokens_details":{"cached_tokens":0},"output_tokens":182,"output_tokens_details":{"reasoning_tokens":0},"total_tokens":225},"user":null,"metadata":{}},"sequence_number":188}
	`576`	`+`
Original file line number	Diff line number	Diff line change
`@@ -80,3 +80,4 @@ data: {"type":"response.output_item.done","item":{"id":"msg_0f9c4b2f224d85800069`
`80`	`80`
`81`	`81`	`event: response.completed`
`82`	`82`	data: {"type":"response.completed","response":{"id":"resp_0f9c4b2f224d858000695fa062bf048197a680f357bbb09000","object":"response","created_at":1767874658,"status":"completed","background":false,"completed_at":1767874660,"error":null,"incomplete_details":null,"instructions":null,"max_output_tokens":null,"max_tool_calls":null,"model":"gpt-4o-mini-2024-07-18","output":[{"id":"msg_0f9c4b2f224d858000695fa063d4708197af73c2f37cb0b9d3","type":"message","status":"completed","content":[{"type":"output_text","annotations":[],"logprobs":[],"text":"Why did the scarecrow win an award?\n\nBecause he was outstanding in his field!"}],"role":"assistant"}],"parallel_tool_calls":true,"previous_response_id":null,"prompt_cache_key":null,"prompt_cache_retention":null,"reasoning":{"effort":null,"summary":null},"safety_identifier":null,"service_tier":"default","store":true,"temperature":1.0,"text":{"format":{"type":"text"},"verbosity":"medium"},"tool_choice":"auto","tools":[],"top_logprobs":0,"top_p":1.0,"truncation":"disabled","usage":{"input_tokens":11,"input_tokens_details":{"cached_tokens":0},"output_tokens":18,"output_tokens_details":{"reasoning_tokens":0},"total_tokens":29},"user":null,"metadata":{}},"sequence_number":24}
	`83`	`+`
Original file line number	Diff line number	Diff line change
`@@ -17,3 +17,4 @@ data: {"type":"response.output_text.delta","item_id":"msg_123","output_index":0,`
`17`	`17`
`18`	`18`	`event: error`
`19`	`19`	`data: {"type":"error","code":"ERR_SOMETHING","message":"Something went wrong","param":null,"sequence_number":4}`
	`20`	`+`
Original file line number	Diff line number	Diff line change
`@@ -18,3 +18,4 @@ ta: { "wrong format": should be forwarded as received`
`18`	`18`
`19`	`19`	`event: response.completed`
`20`	`20`	data: {"type":"response.completed","response":{"id":"resp_123","object":"response","created_at":1767874658,"status":"completed","background":false,"completed_at":1767874660,"error":null,"incomplete_details":null,"instructions":null,"max_output_tokens":null,"max_tool_calls":null,"model":"gpt-4o-mini-2024-07-18","output":[{"id":"msg_0f9c4b2f224d858000695fa063d4708197af73c2f37cb0b9d3","type":"message","status":"completed","content":[{"type":"output_text","annotations":[],"logprobs":[],"text":"Why did the scarecrow win an award?\n\nBecause he was outstanding in his field!"}],"role":"assistant"}],"parallel_tool_calls":true,"previous_response_id":null,"prompt_cache_key":null,"prompt_cache_retention":null,"reasoning":{"effort":null,"summary":null},"safety_identifier":null,"service_tier":"default","store":true,"temperature":1.0,"text":{"format":{"type":"text"},"verbosity":"medium"},"tool_choice":"auto","tools":[],"top_logprobs":0,"top_p":1.0,"truncation":"disabled","usage":{"input_tokens":11,"input_tokens_details":{"cached_tokens":0},"output_tokens":18,"output_tokens_details":{"reasoning_tokens":0},"total_tokens":29},"user":null,"metadata":{}},"sequence_number":24}
	`21`	`+`