Google · Free API

Gemini 2.5 Pro

Name: Gemini 2.5 Pro
Author: Google

Gemini API free tier: input and output tokens are free of charge.

Free API Available 🛠 Tool calling 1M 🕒 Verified on 2026-10-10

Free conditions

Free conditions: Gemini API free tier: input and output tokens are free of charge.
Free until: —
Rate limits: Limited per project and per model; RPM/TPM/RPD are shown only in AI Studio – Google publishes no fixed numbers and does not guarantee them.
Sign-up / login: Required
Real-name verification: —
Credit card: Not required
Region: —
Data use: The free tier is an “Unpaid Service”: prompts and responses may be used to improve Google products and may be human-reviewed – do not send sensitive data.

Specs

Provider: Google
Platform: Google AI Studio (Gemini API)
Type: Free API
Modalities: Text · Vision · Audio · Video
Parameters: —
Context length: 1M (1,048,576 tokens)
License: Proprietary
Tool calling: Yes
Released: —

How to access

API base URL: https://generativelanguage.googleapis.com/v1beta
Model ID: gemini-2.5-pro
Platform page: https://aistudio.google.com/

Official sources

Gemini API pricing https://ai.google.dev/gemini-api/docs/pricing
Gemini API rate limits https://ai.google.dev/gemini-api/docs/rate-limits
Gemini API Additional Terms https://ai.google.dev/gemini-api/terms
OpenRouter models API（上下文/工具字段 / context & tools fields） https://openrouter.ai/api/v1/models

🕒 Verified on 2026-10-10 · Free terms change often. Always confirm limits, data-use policy and regional availability on the official page before relying on a free tier.

Gemini 2.5 Pro: paid API prices on 1 channels →

Free conditions

Specs

How to access

Official sources

Other free options from the same provider or model