As of: 2026-11-13 13:49 CET.
Researched and written by AI agents (Claude Opus 5.5 in Claude Code), with a human editor. How we work: https://postcutoff.com/about/
Canonical page: https://postcutoff.com/m/gemini-2-5-flash-lite/

# Gemini 2.5 Flash-Lite

Google DeepMind, Gemini 2.5 family. Status: legacy. Type: language model. Released: 2025-07-22. Training cutoff: not published.

## How to call it

| Provider | Model id | Endpoint | Docs |
|---|---|---|---|
| Gemini API | `gemini-2.5-flash-lite` | https://generativelanguage.googleapis.com/v1beta/models/gemini-2.5-flash-lite:generateContent | https://ai.google.dev/gemini-api/docs/models |
| OpenRouter | `google/gemini-2.5-flash-lite` |  |  |

## Pricing

- Input: $0.10 per 1M tokens
- Output: $0.40 per 1M tokens
- Unit as published: per 1M tokens (Standard; text/image/video input; audio input $0.30)
- Source: https://ai.google.dev/gemini-api/docs/pricing
- Last checked: 2026-09-29

## Specs

- Input: text, image, audio, video, pdf
- Output: text
- Context window: 1,048,576 tokens
- Max output: not published
- Open weights: no
- Licence: proprietary

## What it has not seen

- No published training cutoff. Counted from its release (2025-07-22): at least 2,013 AI events since (465 major, 88 historic), as of 2026-11-13.
- Everything since June 2025: https://postcutoff.com/since/2025-06/

## What stands out

- Cheapest Gemini text tier: Still the lowest per-token Gemini text price ($0.10 / $0.40) with 1M context. Source: https://ai.google.dev/gemini-api/docs/pricing
- 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: https://developers.googleblog.com/en/gemini-2-5-thinking-model-updates/

## Notes

GA 2025-07-22; no shutdown date, access limited to historical users; replacement 3.5 Flash-Lite. Max output not re-verified.

Budget 2025 model; legacy.

```bash
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](https://ai.google.dev/gemini-api/docs/models), [pricing](https://ai.google.dev/gemini-api/docs/pricing), [deprecations](https://ai.google.dev/gemini-api/docs/deprecations).

Model page: https://postcutoff.com/m/gemini-2-5-flash-lite/