Gemini 2.5 Flash by Google AI Studio

Google’s most generous free tier - multimodal (text, vision, audio in), long context, no credit card.

Access
Free API tier
Free limits
Generous · no card
Modality
text, image, audio
Credit card
Not required
Commercial use
Allowed
Performance tier
Frontier · ⚡ Fast
Model ID
gemini-2.5-flash
Base URL
https://generativelanguage.googleapis.com
Last verified
June 2026

Quickstart

curl "https://generativelanguage.googleapis.com/v1beta/models/gemini-2.5-flash:generateContent?key=$KEY" \
  -d '{"contents":[{"parts":[{"text":"hi"}]}]}'

Frequently asked

Is Gemini 2.5 Flash free?

Yes. Google AI Studio offers it as Free API tier with these limits: Generous · no card. No credit card is required.

Can I use Gemini 2.5 Flash commercially?

Yes, commercial use is allowed. Verify the current license or terms before shipping.

How do I start using Gemini 2.5 Flash?

Get a free API key from the provider dashboard. Set the base URL to https://generativelanguage.googleapis.com and the model to gemini-2.5-flash. Google’s most generous free tier - multimodal (text, vision, audio in), long context, no credit card.

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