Gemini 2.5 Flash Preview
Gemini 2.5 Flash Preview is a text model from 
Google Gemini with a context window of 1.0M tokens and max output of 66K tokens. Pricing starts at 0.30 per million input tokens and 2.50 per million output tokens (cheapest at Google Vertex AI).
Capabilities
✓ Vision✓ Function Calling✓ Reasoning✓ JSON Schema✓ System Messages✓ Web Search✓ Prompt Caching✗ Audio Input✗ Audio Output
Specifications
| Model Key | gemini/gemini-2.5-flash-preview-09-2025 |
| Provider | Google Gemini |
| Provider ID | gemini |
| Mode | Text |
| Canonical Name | gemini-flash-2.5 |
| Context Window | 1.0M tokens |
| Max Output | 66K tokens |
Pricing
| Type | Per 1K Tokens | Per 1M Tokens |
|---|---|---|
| Input Tokens | 0.000300 | 0.300 |
| Output Tokens | 0.0025 | 2.50 |
| Cache Read (Input) | 0.000075 | 0.075 |
| Reasoning Tokens | 0.0025 | 2.50 |
Price Comparison by Provider
Compare prices for Gemini 2.5 Flash Preview across different providers. The same model may be available through multiple providers at different price points.
Provider | Model Key | Input Price, $ | Output Price, $ |
|---|---|---|---|
 Google Vertex AI | vertex_ai/gemini-2.5-flash-image | 0.300 | 2.50 |
 Vercel AI Gateway | vercel_ai_gateway/google/gemini-2.5-flash | 0.300 | 2.50 |
 Replicate | replicate/google/gemini-2.5-flash | 2.50 | 2.50 |
 Perplexity | perplexity/google/gemini-2.5-flash | N/A | N/A |
 OpenRouter | openrouter/google/gemini-2.5-flash | 0.300 | 2.50 |
| Google Gemini | gemini/gemini-2.5-flash-image | 0.300 | 2.50 |
 DeepInfra | deepinfra/google/gemini-2.5-flash | 0.300 | 2.50 |
 Databricks | databricks/databricks-gemini-2-5-flash | 0.300 | 2.50 |
All Variants
All available versions, regions, and API endpoints for Gemini 2.5 Flash Preview.
Model Key | Provider | Mode | Input Price, $ | Output Price, $ | Context | Max Output | Vision | Functions |
|---|---|---|---|---|---|---|---|---|
| databricks/databricks-gemini-2-5-flash | Databricks | Text | 0.300 | 2.50 | 1.0M | 66K | no | yes |
| deepinfra/google/gemini-2.5-flash | DeepInfra | Text | 0.300 | 2.50 | 1.0M | 1.0M | no | yes |
| gemini-2.5-flash-native-audio-latest | Google Gemini | Text | 0.300 | 2.50 | 1.0M | 8K | no | no |
| gemini-2.5-flash-native-audio-preview-09-2025 | Google Gemini | Text | 0.300 | 2.50 | 1.0M | 8K | no | no |
| gemini-2.5-flash-native-audio-preview-12-2025 | Google Gemini | Text | 0.300 | 2.50 | 1.0M | 8K | no | no |
| gemini-2.5-flash-preview-tts | Google Gemini | Audio (STT/TTS) | 0.300 | 2.50 | N/A | N/A | no | no |
| gemini-flash-latest | Google Gemini | Text | 0.300 | 2.50 | 1.0M | 66K | yes | yes |
| gemini/gemini-2.5-flash | Google Gemini | Text | 0.300 | 2.50 | 1.0M | 66K | yes | yes |
| gemini/gemini-2.5-flash-image-preview | Google Gemini | Image | N/A | N/A | 1.0M | 66K | yes | yes |
| gemini/gemini-2.5-flash-native-audio-latest | Google Gemini | Text | 0.300 | 2.50 | 1.0M | 8K | no | no |
| gemini/gemini-2.5-flash-native-audio-preview-09-2025 | Google Gemini | Text | 0.300 | 2.50 | 1.0M | 8K | no | no |
| gemini/gemini-2.5-flash-native-audio-preview-12-2025 | Google Gemini | Text | 0.300 | 2.50 | 1.0M | 8K | no | no |
| gemini/gemini-2.5-flash-preview-04-17 | Google Gemini | Text | N/A | N/A | 1.0M | 66K | yes | yes |
| gemini/gemini-2.5-flash-preview-05-20 | Google Gemini | Text | N/A | N/A | 1.0M | 66K | yes | yes |
| gemini/gemini-2.5-flash-preview-09-2025 | Google Gemini | Text | 0.300 | 2.50 | 1.0M | 66K | yes | yes |
| gemini/gemini-2.5-flash-preview-tts | Google Gemini | Audio (STT/TTS) | 0.300 | 2.50 | N/A | N/A | no | no |
| gemini/gemini-flash-latest | Google Gemini | Text | 0.300 | 2.50 | 1.0M | 66K | yes | yes |
| gemini/gemini-live-2.5-flash-preview-native-audio-09-2025 | Google Gemini | Other | 0.300 | 2.00 | 1.0M | 66K | yes | yes |
| gemini-2.5-flash | Google Vertex AI | Text | 0.300 | 2.50 | 1.0M | 66K | yes | yes |
| gemini-2.5-flash-image | Google Vertex AI | Image | 0.300 | 2.50 | 33K | 33K | yes | yes |
| gemini-2.5-flash-image-preview | Google Vertex AI | Image | N/A | N/A | 1.0M | 66K | yes | yes |
| gemini-2.5-flash-preview-04-17 | Google Vertex AI | Text | N/A | N/A | 1.0M | 66K | yes | yes |
| gemini-2.5-flash-preview-05-20 | Google Vertex AI | Text | N/A | N/A | 1.0M | 66K | yes | yes |
| gemini-2.5-flash-preview-09-2025 | Google Vertex AI | Text | 0.300 | 2.50 | 1.0M | 66K | yes | yes |
| gemini-live-2.5-flash-preview-native-audio-09-2025 | Google Vertex AI | Other | 0.300 | 2.00 | 1.0M | 66K | yes | yes |
| gemini/gemini-2.5-flash-image | Google Gemini | Image | 0.300 | 2.50 | 33K | 33K | yes | yes |
| gemini/gemini-2.5-flash-image | Google Vertex AI | Image | N/A | N/A | 33K | 33K | yes | yes |
| vertex_ai/gemini-2.5-flash-image | Google Vertex AI | Image | 0.300 | 2.50 | 33K | 33K | yes | yes |
| openrouter/google/gemini-2.5-flash | OpenRouter | Text | 0.300 | 2.50 | 1.0M | 8K | yes | yes |
| perplexity/google/gemini-2.5-flash | Perplexity | Other | N/A | N/A | N/A | N/A | no | yes |
| replicate/google/gemini-2.5-flash | Replicate | Text | 2.50 | 2.50 | N/A | N/A | yes | yes |
| vercel_ai_gateway/google/gemini-2.5-flash | Vercel AI Gateway | Text | 0.300 | 2.50 | 1.0M | 66K | yes | yes |