# Gemini 3.5 Flash

Gemini 3.5 Flash is a model from Google, released on 19 May 2026. The context window is 1,048,576 tokens. The maximum output is 65,536 tokens. Pricing is $1.50 per million input tokens and $9.00 per million output tokens.

- Developer: Google
- Id: gemini-3.5-flash
- Reported: 2026-10-07T19:11:03.647Z
- Released: 2026-05-19T00:00:00.000Z
- Sighting: 2026-09-22T02:43:17.450Z
  - [evidence link](https://models.dev/#gemini-3.5-flash)
- Status: Released
- API availability: 2026-05-19
  - [evidence link](https://ai.google.dev/gemini-api/docs/changelog#05-19-2026)
- Canonical: https://alexgetman.com/models/google/gemini-3-5-flash-824/

## Questions

### What is the context window of Gemini 3.5 Flash?

The context window is 1,048,576 tokens. The maximum output is 65,536 tokens.

### How much does Gemini 3.5 Flash cost?

Pricing is $1.50 per million input tokens and $9.00 per million output tokens. Cached input is $0.15 per million.

### When was Gemini 3.5 Flash released?

On 19 May 2026.

## Timeline

- 2026-10-07T19:11:03.647Z · [Gemini · deprecations](https://ai.google.dev/gemini-api/docs/deprecations?hl=en)
- 2026-10-09T09:05:16.967Z · [Gemini · API changelog](https://ai.google.dev/gemini-api/docs/changelog#10-08-2026)
> It is no longer available to select in Google AI Studio, and API requests to gemini-3.5-flash are automatically routed to gemini-3.6-flash

## Evidence links

- [gemini-api-changelog](https://ai.google.dev/gemini-api/docs/changelog#05-19-2026)
- [Gemini · API changelog](https://ai.google.dev/gemini-api/docs/changelog#10-08-2026)
- [Gemini · deprecations](https://ai.google.dev/gemini-api/docs/deprecations?hl=en)
- [Arena](https://arena.ai)
- [Artificial Analysis · benchmarks](https://artificialanalysis.ai/models)
- [Arena · leaderboards](https://blog.google/innovation-and-ai/models-and-research/gemini-models/gemini-3-5/)
- [vertex-google-models](https://console.cloud.google.com/vertex-ai/publishers/google/model-garden/gemini-3.5-flash)
- [google-articles](https://deepmind.google/blog/gemini-3-5-frontier-intelligence-with-action/)
- [review](https://docs.databricks.com/aws/en/machine-learning/foundation-model-apis/supported-models)
- [models.dev · catalogue](https://models.dev/#databricks-gemini-3-5-flash)
- [models.dev · catalogue](https://models.dev/#gemini-3-5-flash)
- [models-dev](https://models.dev/#gemini-3.5-flash)
- [OpenCode · discovery](https://opencode.ai/data/google/gemini-3-5-flash)
- [Vercel AI Gateway](https://vercel.com/ai-gateway)
- [VoxelBench · leaderboard](https://voxelbench.ai/leaderboard)

## Signals

- [gpt-5.5-high](https://alexgetman.com/signals/2026/09/13/gpt-5-5-high-7/)
- [Gemini 3.5 Flash spotted on Arena](https://alexgetman.com/signals/2026/09/11/gemini-3-5-flash-high-2/)