How much does Gemini 2.5 Pro cost per API call?

Gemini 2.5 Pro costs $1.25 per million input tokens for prompts up to 128K tokens, and $2.50 per million tokens for prompts over 128K. Output costs $5.00 per million tokens. Gemini 2.5 Flash is much cheaper at $0.075 input / $0.30 output.

Does Gemini offer a free tier?

Yes. Gemini 2.5 Flash offers a free tier with rate limits (15 requests per minute, 1 million tokens per minute, 1,500 requests per day as of 2024). Gemini 2.5 Pro also has a free tier with lower limits.

How does Gemini pricing compare to GPT-4o and Claude?

Gemini 2.5 Pro ($1.25–$2.50 input / $5 output) is generally cheaper than GPT-4o ($2.50 input / $10 output) and Claude Sonnet 4.6 ($3 input / $15 output). Gemini 2.5 Flash is among the cheapest frontier models available.

Gemini API Cost Calculator

Calculate Google Gemini API costs for 1.5 Pro, Flash, and 1.0 Pro.

Estimate Google Gemini API costs for Gemini 2.5 Pro, Gemini 2.5 Flash, and Gemini 2.0 Flash. Paste text to auto-count tokens or enter counts manually. Includes tiered pricing for prompts over 128K tokens.

Model

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0 input tokens detectedOutput estimated at 50% (0 tokens)

Model pricing

Input price$0.000001 / token$1.25 / 1M tokens

Output price$0.000010 / token$10.00 / 1M tokens

Cost estimate

Per request$0.000000

Per 1K requests$0.000000

Daily (100 req)$0.000000

Monthly est.$0.000000

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FAQ

How much does Gemini 2.5 Pro cost per API call?: Gemini 2.5 Pro costs $1.25 per million input tokens for prompts up to 128K tokens, and $2.50 per million tokens for prompts over 128K. Output costs $5.00 per million tokens. Gemini 2.5 Flash is much cheaper at $0.075 input / $0.30 output.
Does Gemini offer a free tier?: Yes. Gemini 2.5 Flash offers a free tier with rate limits (15 requests per minute, 1 million tokens per minute, 1,500 requests per day as of 2024). Gemini 2.5 Pro also has a free tier with lower limits.
How does Gemini pricing compare to GPT-4o and Claude?: Gemini 2.5 Pro ($1.25–$2.50 input / $5 output) is generally cheaper than GPT-4o ($2.50 input / $10 output) and Claude Sonnet 4.6 ($3 input / $15 output). Gemini 2.5 Flash is among the cheapest frontier models available.