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Gemini 2.5 Flash API pricing
As of October 16, 2026, Gemini 2.5 Flash costs $0.30 per million input tokens and $2.50 per million output tokens on the Google API. Cached input is $0.03 per million.
It is the 3rd cheapest of 16 Gemini models tracked here, by blended price. The closest Standard-tier model from another provider is DeepSeek R1 (DeepSeek) at $0.55 / $2.19; Gemini 2.5 Flash is 11% cheaper. Same list price as Gemini 3.5 Flash Lite. First listed in the LiteLLM price data on June 18, 2025.
Input / 1M tokens$0.30
Output / 1M tokens$2.50
Context window1.05M
Max output66K
Every published rate
| Rate | Per 1M tokens |
|---|---|
| Input (standard) | $0.30 |
| Output (standard) | $2.50 |
| Cached input (read) | $0.03 |
| Batch input | $0.15 |
| Batch output | $1.25 |
What it costs in practice
| Task | Tokens | Per request | Per 1,000 requests |
|---|---|---|---|
| Chatbot reply | 1,000 in / 500 out | $0.0015 | $1.55 |
| Summarize a long document | 20,000 in / 1,000 out | $0.0085 | $8.50 |
| Coding agent step | 50,000 in / 2,000 out | $0.02 | $20.00 |
Standard rates, no caching or batch discount. Compare your own numbers across all models →
Price history
| Date | Model | Change |
|---|---|---|
| 2025-06-18 | Gemini 2.5 Flash | New model listed: $0.3 in / $2.5 out source |
Dates are when each change first appeared in the LiteLLM price data, usually within days of the provider's announcement.
Details
| Provider | |
| Price tier | Standard |
| Features | Vision, Reasoning, Prompt caching, Tool use, PDF input, Web search |
| API model names | gemini-2.5-flash |
| Official pricing | ai.google.dev |
Models at a similar price
| Model | Input / 1M | Output / 1M |
|---|---|---|
| GPT-4.1 Mini | $0.40 | $1.60 |
| GPT-3.5 Turbo | $0.50 | $1.50 |
| Mistral Large 3 | $0.50 | $1.50 |
| Gemini 3.5 Flash Lite | $0.30 | $2.50 |
| DeepSeek R1 | $0.55 | $2.19 |
| Mistral Large 4 | $0.68 | $2.09 |
Other Google models
| Model | Input / 1M | Output / 1M |
|---|---|---|
| Gemini Deep Research Max Preview | $2.00 | $12.00 |
| Gemini Deep Research Pro Preview | $2.00 | $12.00 |
| Gemini 3.1 Pro Preview | $2.00 | $12.00 |
| Gemini 4 Argon | $2.00 | $10.00 |
| Gemini 2.5 Pro | $1.25 | $10.00 |
| Gemini 3.5 Flash | $1.50 | $9.00 |
| Gemini Omni Flash Preview | $1.50 | $9.00 |
| Gemini Omni 1.1 Flash | $1.50 | $9.00 |
| Gemini 3.6 Flash | $0.75 | $3.75 |
| Gemini 3.7 Flash | $0.75 | $3.75 |
| Gemini 3.8 Flash | $0.75 | $3.75 |
| Gemini 3 Flash Preview | $0.50 | $3.00 |
| Gemini 3.5 Flash Lite | $0.30 | $2.50 |
| Gemini 3.1 Flash Lite | $0.25 | $1.50 |
| Gemini 2.5 Flash Lite | $0.10 | $0.40 |