Free Gemini Flash API Endpoints & Rate Limits

3 providers · 16 free models · Last updated: 01 Nov 2026

← all free providers · llms.txt

Quick Answer

Gemini 2.5 Flash, 3.5 Flash, and Flash-Lite provide 1,000,000 token context windows at 15 RPM completely free via Google AI Studio API and OpenAI base URL.

Total available in this directory: 3 providers, 16 free models. Verified limits below.

⚡ Quick Connect

Official Google AI Studio OpenAI-compatible endpoint with 1M context.

Base URL: https://generativelanguage.googleapis.com/v1beta/openai/
Model: gemini-2.5-flash
Provider: Google AI Studio (Gemini API)
from openai import OpenAI

client = OpenAI(
    base_url="https://generativelanguage.googleapis.com/v1beta/openai/",
    api_key="your-api-key",  # from Google AI Studio (Gemini API)
)

response = client.chat.completions.create(
    model="gemini-2.5-flash",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)

Rate Limits & Model Inventory

ModelProviderCostContextRPMTPMRPDDay tokensVerified
gemini-2.5-flashGoogle AI Studio (Gemini API)$01024KVaries by accountVaries by accountVaries by accountNot published2026-11-01
gemini-2.5-flash-liteGoogle AI Studio (Gemini API)$01024KVaries by accountVaries by accountVaries by accountNot published2026-11-01
gemini-3-flash-previewGoogle AI Studio (Gemini API)$01024KVaries by accountVaries by accountVaries by accountNot published2026-11-01
gemini-3.1-flash-liteGoogle AI Studio (Gemini API)$01024KVaries by accountVaries by accountVaries by accountNot published2026-11-01
gemini-3.1-flash-lite-previewGoogle AI Studio (Gemini API)$01024KVaries by accountVaries by accountVaries by accountNot published2026-11-01
gemini-3.5-flashGoogle AI Studio (Gemini API)$01024KVaries by accountVaries by accountVaries by accountNot published2026-11-01
gemini-3.5-flash-liteGoogle AI Studio (Gemini API)$01024KVaries by accountVaries by accountVaries by accountNot published2026-11-01
gemini-3.6-flashGoogle AI Studio (Gemini API)$01024KVaries by accountVaries by accountVaries by accountNot published2026-11-01
gemini-3.7-flashGoogle AI Studio (Gemini API)$01024KVaries by accountVaries by accountVaries by accountNot published2026-11-01
gemini-3.8-flashGoogle AI Studio (Gemini API)$01024KVaries by accountVaries by accountVaries by accountNot published2026-11-01
gemini-flash-latestGoogle AI Studio (Gemini API)$01024KVaries by accountVaries by accountVaries by accountNot published2026-11-01
gemini-flash-lite-latestGoogle AI Studio (Gemini API)$01024KVaries by accountVaries by accountVaries by accountNot published2026-11-01
gemini-omni-1.1-flashGoogle AI Studio (Gemini API)$0128KVaries by accountVaries by accountVaries by accountNot published2026-11-01
gemini-omni-flash-previewGoogle AI Studio (Gemini API)$0128KVaries by accountVaries by accountVaries by accountNot published2026-11-01
Auto-selected (GPT-5 mini, Claude Haiku/Sonnet, Gemini Flash line)GitHub Copilot (Free)$0Not publishedNot publishedNot publishedNot publishedNot published2026-10-29
Gemini 3.8/3.7/3.6 Flash, Gemini 3.1 Pro, Claude Sonnet/Opus 4.6, gpt-oss-120bAntigravity CLI (Google)$0Not publishedNot publishedNot publishedNot publishedNot published2026-10-29

Machine-readable: Markdown Twin · providers.json · sitemap.xml

← back to the full directory