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Google DeepMindGemini 2.5 familyLegacyLanguage modelReleased 22 Jul 2025

Gemini 2.5 Flash-Lite

Budget 2025 model; legacy.

Model idgemini-2.5-flash-lite

Price$0.10 in, $0.40 out per 1M tokens

Checked29 September 2026

No published training cutoff

At least2,013events since its release on 22 July 2025

88 historic, 465 major. 479 days of news.

Google DeepMind doesn’t publish a training cutoff, so we count from its release date. The real gap is larger. Coverage before 2026 is thin (80 entries for 2025), so this count is a floor.

How to call it

2 ways to use Gemini 2.5 Flash-Lite, with the model id each provider expects.

Providers, model ids, endpoints and docs for Gemini 2.5 Flash-Lite
ProviderModel idEndpointDocs
Gemini API gemini-2.5-flash-lite https://generativelanguage.googleapis.com/v1beta/models/gemini-2.5-flash-lite:generateContent ai.google.dev
OpenRouter google/gemini-2.5-flash-lite

Pricing

Prices for Gemini 2.5 Flash-Lite
Input$0.10 per 1M tokens
Output$0.40 per 1M tokens

As published: “per 1M tokens (Standard; text/image/video input; audio input $0.30)”.

Source: ai.google.dev, checked 29 September 2026.

Specs

Input
Text, images, audio, video and PDF
Output
Text
Context window
1,048,576 tokens
Max output
Not published
Open weights
No
Licence
Proprietary
Training cutoff
Not published
Released
22 July 2025
Status
Legacy
Type
Language model

What stands out

What its maker marketed at launch, and what people found later, each with its source.

  • Cheapest Gemini text tier

    Still the lowest per-token Gemini text price ($0.10 / $0.40) with 1M context.

    Source: ai.google.dev

  • Thinking off by default

    Lowest latency/cost in the 2.5 family, thinking disabled by default, yet supports grounding, code execution, URL context and function calling.

    Source: developers.googleblog.com

Notes

GA 2025-07-22; no shutdown date, access limited to historical users; replacement 3.5 Flash-Lite.

curl "https://generativelanguage.googleapis.com/v1beta/models/gemini-2.5-flash-lite:generateContent" \
  -H "x-goog-api-key: $GEMINI_API_KEY" -H "Content-Type: application/json" \
  -d '{"contents":[{"parts":[{"text":"Hello"}]}]}'

Sources: models, pricing, deprecations.

Not yet checked against an official source: Max output not re-verified.