Google Gemini API pricing in 2026

Developer API for Google's Gemini models with a free tier and paid per-token usage. How Google Gemini API charges, its plans and the alternatives.

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Billing

Pay as you use

Plans

Google Gemini API plans and prices

1 plan with a public price, in US dollars.

Free tier
$0No fixed fee · pay per use
- Gemini Flash and Flash-Lite at no charge
- Pro models not in free tier

Paid tier per 1M tokens: Gemini 3.1 Pro Preview $2 in / $12 out (≤200K prompt); Gemini 3.8 Flash $0.75 / $3.75 until 31 Dec 2026, then $1.50 / $7.50; Gemini 3.5 Flash-Lite $0.30 / $2.50. Output includes thinking tokens.

Prices from Google Gemini API's pricing page, checked 26 Oct 2026. Usage-based: the bill depends on volume, so these are starting points, not a quote. Taxes, seat minimums and promotions vary.

Alternatives

Alternatives to Google Gemini API

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All 33 Google Gemini API alternatives ranked by price

FAQ

Google Gemini API pricing questions

How does Google Gemini API charge?

Google Gemini API is usage-based: you pay for what you use (transactions, messages, compute and so on) rather than a fixed subscription, so the bill depends on volume. Paid tier per 1M tokens: Gemini 3.1 Pro Preview $2 in / $12 out (≤200K prompt); Gemini 3.8 Flash $0.75 / $3.75 until 31 Dec 2026, then $1.50 / $7.50; Gemini 3.5 Flash-Lite $0.30 / $2.50. Output includes thinking tokens. There is no fixed monthly fee on Free tier.

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