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Gemini 3.5 Flash

Gemini 3.5 Flash. Fast multimodal Gemini 3 model with reasoning, tool calling, structured output, and prompt caching.

Try in ChatCompare
Input price
$1.35list $1.50-10%
Output price
$8.10list $9.00-10%
Context
1M
Max output
66K
155 (#38 of 79)
1483
—
Released
2026-05-19
InputTextImageAudioVideoPDFOutputText

Providers

Providers that serve this model. With Auto, each request goes to the best available provider. Prices in USD per 1M tokens; stats cover the last 30 days.

Pricing

All prices for this model, by service tier.

Input
$1.35list $1.50-10%
per 1M tokens
Output
$8.10list $9.00-10%
per 1M tokens
Cache read
$0.135list $0.15-10%
per 1M tokens
Reasoning output
$8.10list $9.00-10%
per 1M tokens
Web search
$0.0126list $0.014-10%
per request

Try it

Runs on your balance and is billed like any API request.

Google Gemini supports pinning one provider only. Other preferences work with Chat Completions and Responses.

Accepts images, audio (WAV, MP3), and PDFs, or paste them in

Try one

The answer streams in here.

Billed by usage

Similar models

Other models with the same output types at a similar price.

  • Better value: more capable, lower price
  • Pareto frontier
  • This model
  • Similar models

Capability scores are from Epoch AI’s Epoch Capabilities Index (CC BY 4.0, as of 2026-11-10), which combines dozens of benchmarks with GPT-5 set at 150. epoch.ai/eci

Price: our current input price per 1M tokens in USD, lowest across channels. Dated snapshots and resold copies of the same model are merged into one point; free models are not shown.

Shaded area: capability above and price below the median of all models. Pareto frontier: no other model is both cheaper and more capable.

Gemini 3.5 FlashThis model
155
Input
$1.35
Output
$8.10
—
Input
$1.375
Output
$2.75
157
Input
$1.485–$2.00
Output
$4.4559–$6.00
164
Input
$1.50
Output
$7.50
—
Input
$1.575
Output
$12.60

Human preference ratings are from the LMArena Text Arena (CC BY 4.0, as of 2026-11-09): Elo ratings from blind votes, on a different scale from capability scores. lmarena.ai/leaderboard/text