fix openai image request handling

2026-04-23 09:53:57 +08:00
parent 6449da6c8d
commit 00778dca31
8 changed files with 484 additions and 20 deletions
--- a/backend/internal/service/pricing_service.go
+++ b/backend/internal/service/pricing_service.go
@@ -812,6 +812,16 @@ func (s *PricingService) matchOpenAIModel(model string) *LiteLLMModelPricing {
 		return openAIGPT54FallbackPricing
 	}

+	if isOpenAIImageGenerationModel(model) {
+		for _, candidate := range []string{"gpt-image-2", "gpt-image-1.5", "gpt-image-1"} {
+			if pricing, ok := s.pricingData[candidate]; ok {
+				logger.LegacyPrintf("service.pricing", "[Pricing] OpenAI image fallback matched %s -> %s", model, candidate)
+				return pricing
+			}
+		}
+		return nil
+	}
+
 	// 最终回退到 DefaultTestModel
 	defaultModel := strings.ToLower(openai.DefaultTestModel)
 	if pricing, ok := s.pricingData[defaultModel]; ok {