Gemini 3.5 Flash
by Google
Gemini 3.5 Flash is a model from Google, released on May 19, 2026. It has a 1M-token context window and can generate up to 1M output tokens. API pricing is $1.5 per 1M input tokens and $9 per 1M output tokens.
Gemini 3.5 Flash is Google's strongest agentic and coding model in the Flash series, delivering frontier-level performance at up to 4x the speed of comparable frontier models and often at less than half the cost. Built to execute complex, agentic workflows, it outperforms Gemini 3.1 Pro on coding and agentic benchmarks while leading in multimodal understanding. It supports a 1 million-token input context window with 64k output tokens and uses dynamic thinking by default.
Key specs
| Provider | |
|---|---|
| Release date | 2026-05-19 |
| License | proprietary |
| Context window | 1M tokens |
| Max output | 1M tokens |
| Input price | $1.5 / 1M tokens |
| Output price | $9 / 1M tokens |
| Intelligence Score | 42 |
| Coding index | 29.9 |
| Output speed | 660 tokens/s |
| Time to first token | 2.57 s |
Quick answers
What is the context window of Gemini 3.5 Flash?
Gemini 3.5 Flash has a context window of 1M tokens, with a maximum output of 1M tokens per response.
How much does Gemini 3.5 Flash cost?
Gemini 3.5 Flash costs $1.5 per 1M input tokens and $9 per 1M output tokens through the API.
Is Gemini 3.5 Flash open source?
No. Gemini 3.5 Flash is a proprietary model from Google (proprietary license).
When was Gemini 3.5 Flash released?
Google released Gemini 3.5 Flash on May 19, 2026.
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