Gemini 2.5 Flash Pricing — Token Costs & API Calculator
Official API pricing for Gemini 2.5 Flash by Google, with context window, tokenizer details, and a plain-English cost estimate.
Pricing Details
| Attribute | Value |
|---|---|
| Provider | |
| Input cost (per 1M tokens) | $0.30 |
| Output cost (per 1M tokens) | $2.50 |
| Context caching | Yes — 90% off input tokens |
| Batch API discount | 50% off |
| Context window | 1M tokens |
| Tokenizer | Gemini tokenizer |
| Thinking / reasoning | Yes — bundled in output token price |
Cost example
1,000 requests × 500 input tokens × 200 output tokens costs $0.65/month with Gemini 2.5 Flash at Google's published rates.
Based on $0.3/1M input tokens and $2.5/1M output tokens.
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