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fix(relayconvert): emit reasoning_text.delta instead of reasoning_summary_text.delta in chat→responses #7114

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fix(relayconvert): emit reasoning_text.delta instead of reasoning_summary_text.delta in chat→responses #7114

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95101a0
fix(relayconvert): emit reasoning_text.delta instead of reasoning_sum…
Aug 31, 2026
aa61f2a
fix: add text field to output_text.done and reasoning_text.done strea…
Aug 31, 2026
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1 change: 1 addition & 0 deletions relaykit/dto/openai_response.go
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Original file line number Diff line number Diff line change
Expand Up @@ -387,6 +387,7 @@ type ResponsesStreamResponse struct {
Type string `json:"type"`
Response *OpenAIResponsesResponse `json:"response,omitempty"`
Delta string `json:"delta,omitempty"`
Text string `json:"text,omitempty"`
Item *ResponsesOutput `json:"item,omitempty"`
// - response.function_call_arguments.delta
// - response.function_call_arguments.done
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4 changes: 3 additions & 1 deletion relaykit/relayconvert/internal/oai_chat/to_oai_responses_resp.go
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Expand Up @@ -22,6 +22,8 @@ const (
responsesEventOutputItemDone = "response.output_item.done"
responsesEventFunctionArgsDelta = "response.function_call_arguments.delta"
responsesEventFunctionArgsDone = "response.function_call_arguments.done"
responsesEventReasoningTextDelta = "response.reasoning_text.delta"
responsesEventReasoningTextDone = "response.reasoning_text.done"
responsesEventReasoningSummaryDelta = "response.reasoning_summary_text.delta"
responsesEventReasoningSummaryDone = "response.reasoning_summary_text.done"
responsesOutputTypeFunctionCall = "function_call"
Expand Down Expand Up @@ -79,7 +81,7 @@ func ChatCompletionsResponseToResponsesResponse(resp *dto.OpenAITextResponse, id
Status: responseOutputStatus(out),
Content: []dto.ResponsesOutputContent{
{
Type: "summary_text",
Type: "reasoning_text",
Text: reasoning,
},
},
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20 changes: 9 additions & 11 deletions relaykit/relayconvert/internal/oai_chat/to_oai_responses_stream_resp.go
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Original file line number Diff line number Diff line change
Expand Up @@ -181,10 +181,10 @@ func (s *ChatToResponsesStreamState) appendReasoningDelta(delta string) []ChatTo
}))
}
s.reasoning.WriteString(delta)
events = append(events, responsesStreamEvent(responsesEventReasoningSummaryDelta, dto.ResponsesStreamResponse{
Type: responsesEventReasoningSummaryDelta,
events = append(events, responsesStreamEvent(responsesEventReasoningTextDelta, dto.ResponsesStreamResponse{
Type: responsesEventReasoningTextDelta,
OutputIndex: intPtr(s.reasoningIndex),
SummaryIndex: intPtr(0),
ContentIndex: intPtr(0),
Delta: delta,
ItemID: s.reasoningID(),
}))
Expand Down Expand Up @@ -251,6 +251,7 @@ func (s *ChatToResponsesStreamState) doneDeltaEvents() []ChatToResponsesStreamEv
OutputIndex: intPtr(s.textOutputIndex),
ContentIndex: intPtr(0),
ItemID: s.messageID(),
Text: s.text.String(),
}))
events = append(events, responsesStreamEvent(responsesEventOutputItemDone, dto.ResponsesStreamResponse{
Type: responsesEventOutputItemDone,
Expand All @@ -260,15 +261,12 @@ func (s *ChatToResponsesStreamState) doneDeltaEvents() []ChatToResponsesStreamEv
}
if s.reasoningStarted && !s.reasoningDone {
s.reasoningDone = true
events = append(events, responsesStreamEvent(responsesEventReasoningSummaryDone, dto.ResponsesStreamResponse{
Type: responsesEventReasoningSummaryDone,
events = append(events, responsesStreamEvent(responsesEventReasoningTextDone, dto.ResponsesStreamResponse{
Type: responsesEventReasoningTextDone,
OutputIndex: intPtr(s.reasoningIndex),
SummaryIndex: intPtr(0),
ContentIndex: intPtr(0),
ItemID: s.reasoningID(),
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coderabbitai[bot] marked this conversation as resolved.
Part: &dto.ResponsesReasoningSummaryPart{
Type: "summary_text",
Text: s.reasoning.String(),
},
Text: s.reasoning.String(),
}))
events = append(events, responsesStreamEvent(responsesEventOutputItemDone, dto.ResponsesStreamResponse{
Type: responsesEventOutputItemDone,
Expand Down Expand Up @@ -398,7 +396,7 @@ func (s *ChatToResponsesStreamState) reasoningOutput(status string) *dto.Respons
Status: status,
Content: []dto.ResponsesOutputContent{
{
Type: "summary_text",
Type: "reasoning_text",
Text: s.reasoning.String(),
},
},
Expand Down
2 changes: 1 addition & 1 deletion relaykit/relayconvert/testdata/golden/response/openai_to_openai_responses.golden.json
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Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,7 @@
"role": "",
"content": [
{
"type": "summary_text",
"type": "reasoning_text",
"text": "Deep thought.",
"annotations": null
}
Expand Down