Our fastest engine for high-fidelity speech synthesis, offering low-latency and cost-efficient audio generation. Gemini 2.5 Flash TTS is best for real-time assistants, high-volume narration, and conversational use cases that require fine-grained control over voice style and pacing.
| Model | Context | Max out | Pricing |
|---|---|---|---|
| Google AI Studio: gemini-2.5-flash-image-preview:free | — | — | — |
| Google AI Studio: gemini-2.5-pro-exp-03-25:free | — | — | — |
| Google AI Studio: gemini-2.5-pro-exp-03-25 | — | — | — |
| OpenRouter: google/gemini-2.5-flash-image-preview:free | — | — | — |
| OpenRouter: google/gemini-2.5-pro-exp-03-25:free | — | — | — |
| OpenRouter: google/gemini-2.5-pro-exp-03-25 | — | — | — |
| Google AI Studio: gemini-2.5-flash-lite-preview-06-17 | — | — | $0.1$0.4 |
| Google AI Studio: gemini-2.5-flash-lite-preview-09-2025 | 1.0M | 66K | $0.1$0.4 |
| Google AI Studio: gemini-2.5-flash-lite | 1.0M | 66K | $0.1$0.4 |
| Google Vertex AI: gemini-2.5-flash-lite-preview-06-17 | — | — | $0.1$0.4 |
| Google Vertex AI: gemini-2.5-flash-lite-preview-09-2025 | — | — | $0.1$0.4 |
| Google Vertex AI: gemini-2.5-flash-lite | — | — | $0.1$0.4 |
| OpenRouter: google/gemini-2.5-flash-lite-preview-06-17 | — | — | $0.1$0.4 |
| OpenRouter: google/gemini-2.5-flash-lite-preview-09-2025 | — | — | $0.1$0.4 |
| OpenRouter: google/gemini-2.5-flash-lite | — | — | $0.1$0.4 |
| Google AI Studio: gemini-2.5-flash-preview-04-17 | — | — | $0.15$0.6 |
| Google AI Studio: gemini-2.5-flash-preview-05-20:thinking | — | — | $0.15$3.5 |
| Google AI Studio: gemini-2.5-flash-preview-05-20 | — | — | $0.15$0.6 |
| Google AI Studio: gemini-2.5-flash-preview:thinking | — | — | $0.15$3.5 |
| Google AI Studio: gemini-2.5-flash-preview | — | — | $0.15$0.6 |
| Google Vertex AI: gemini-2.5-flash-preview-04-17 | — | — | $0.15$0.6 |
| Google Vertex AI: gemini-2.5-flash-preview-05-20 | — | — | $0.15$0.6 |
| OpenRouter: google/gemini-2.5-flash-preview-05-20:thinking | — | — | $0.15$3.5 |
| OpenRouter: google/gemini-2.5-flash-preview-05-20 | — | — | $0.15$0.6 |
| OpenRouter: google/gemini-2.5-flash-preview:thinking | — | — | $0.15$3.5 |
| OpenRouter: google/gemini-2.5-flash-preview | — | — | $0.15$0.6 |
| Google AI Studio: gemini-2.5-flash-image-preview | — | — | $0.3$2.5 |
| Google AI Studio: gemini-2.5-flash-image | 66K | 33K | $0.3$2.5 |
| Google AI Studio: gemini-2.5-flash-preview-09-2025 | 1.0M | 66K | $0.3$2.5 |
| Google AI Studio: gemini-2.5-flash | 1.0M | 66K | $0.3$2.5 |
| Google AI Studio: models/gemini-2.5-flash-preview-04-17 | — | — | $0.3$2.5 |
| Google AI Studio: models/gemini-2.5-flash-preview-05-20 | — | — | $0.3$2.5 |
| Google AI Studio: models/gemini-2.5-flash | — | — | $0.3$2.5 |
| Google Vertex AI: gemini-2.5-flash-preview-09-2025 | — | — | $0.3$2.5 |
| Google Vertex AI: gemini-2.5-flash | — | — | $0.3$2.5 |
| OpenRouter: google/gemini-2.5-flash-image-preview | — | — | $0.3$2.5 |
| OpenRouter: google/gemini-2.5-flash-image | — | — | $0.3$2.5 |
| OpenRouter: google/gemini-2.5-flash-preview-09-2025 | — | — | $0.3$2.5 |
| OpenRouter: google/gemini-2.5-flash | — | — | $0.3$2.5 |
| Google AI Studio: gemini-2.5-flash-preview-tts | 8K | 16K | $0.5$10 |
| Google AI Studio: gemini-live-2.5-flash-preview-native-audio | — | — | $0.5$2 |
| Google AI Studio: gemini-live-2.5-flash | — | — | $0.5$2 |
| Google AI Studio: gemini-2.5-pro-preview-tts | 8K | 16K | $1$20 |
| Google AI Studio: gemini-2.5-pro-preview-03-25 | — | — | $1.25$10 |
| Google AI Studio: gemini-2.5-pro-preview-05-06 | — | — | $1.25$10 |
| Google AI Studio: gemini-2.5-pro-preview-06-05 | — | — | $1.25$10 |
| Google AI Studio: gemini-2.5-pro-preview | — | — | $1.25$10 |
| Google AI Studio: gemini-2.5-pro | 1.0M | 66K | $1.25$10 |
| Google AI Studio: models/gemini-2.5-pro-preview-06-05 | — | — | $1.25$10 |
| Google Vertex AI: gemini-2.5-pro-preview-05-06 | — | — | $1.25$10 |
| Google Vertex AI: gemini-2.5-pro-preview-06-05 | — | — | $1.25$10 |
| Google Vertex AI: gemini-2.5-pro | — | — | $1.25$10 |
| OpenRouter: google/gemini-2.5-pro-preview-03-25 | — | — | $1.25$10 |
| OpenRouter: google/gemini-2.5-pro-preview-05-06 | — | — | $1.25$10 |
| OpenRouter: google/gemini-2.5-pro-preview-06-05 | — | — | $1.25$10 |
| OpenRouter: google/gemini-2.5-pro-preview | — | — | $1.25$10 |
| OpenRouter: google/gemini-2.5-pro | — | — | $1.25$10 |
/v1/models/cloudflare-ai-gateway/google-ai-studio/gemini-2.5-flash-preview-ttsOur fastest engine for high-fidelity speech synthesis, offering low-latency and cost-efficient audio generation. Gemini 2.5 Flash TTS is best for real-time assistants, high-volume narration, and conversational use cases that require fine-grained control over voice style and pacing.