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fix(gemini): Disable thinking config for incompatible models

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This commit is contained in:
hkfires
2025-10-06 16:32:03 +08:00
parent b1fee5d266
commit c62ecc2442
2 changed files with 29 additions and 0 deletions
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26
internal/runtime/executor/gemini_cli_executor.go
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@@ -89,6 +89,7 @@ func (e *GeminiCLIExecutor) Execute(ctx context.Context, auth *cliproxyauth.Auth
payload = setJSONField(payload, "project", projectID)
payload = setJSONField(payload, "model", attemptModel)
}
payload = disableGeminiThinkingConfig(payload, attemptModel)
tok, errTok := tokenSource.Token()
if errTok != nil {
@@ -165,6 +166,7 @@ func (e *GeminiCLIExecutor) ExecuteStream(ctx context.Context, auth *cliproxyaut
payload := append([]byte(nil), basePayload...)
payload = setJSONField(payload, "project", projectID)
payload = setJSONField(payload, "model", attemptModel)
payload = disableGeminiThinkingConfig(payload, attemptModel)
tok, errTok := tokenSource.Token()
if errTok != nil {
@@ -291,6 +293,7 @@ func (e *GeminiCLIExecutor) CountTokens(ctx context.Context, auth *cliproxyauth.
payload := sdktranslator.TranslateRequest(from, to, attemptModel, bytes.Clone(req.Payload), false)
payload = deleteJSONField(payload, "project")
payload = deleteJSONField(payload, "model")
payload = disableGeminiThinkingConfig(payload, attemptModel)
tok, errTok := tokenSource.Token()
if errTok != nil {
@@ -500,6 +503,29 @@ func cliPreviewFallbackOrder(model string) []string {
}
}
func disableGeminiThinkingConfig(body []byte, model string) []byte {
if !geminiModelDisallowsThinking(model) {
return body
}
updated := deleteJSONField(body, "request.generationConfig.thinkingConfig")
updated = deleteJSONField(updated, "generationConfig.thinkingConfig")
return updated
}
func geminiModelDisallowsThinking(model string) bool {
if model == "" {
return false
}
lower := strings.ToLower(model)
for _, marker := range []string{"gemini-2.5-flash-image-preview"} {
if strings.Contains(lower, marker) {
return true
}
}
return false
}
// setJSONField sets a top-level JSON field on a byte slice payload via sjson.
func setJSONField(body []byte, key, value string) []byte {
if key == "" {