Gemini 3.5 Flash

Name: Google: Gemini 3.5 Flash
Brand: google
SKU: google/gemini-3.5-flash
Price: 1.65 USD
Availability: InStock

google/gemini-3.5-flash

Gemini 3.5 Flash is Google's high-efficiency multimodal model, bringing near-Pro level coding and reasoning at Flash-tier cost and speed.

$1.65 in · $9.90 out per 1M tokens1M contextMay 19, 2026

about 0.6¢ a message

A typical message: about 500 tokens you send and 500 it writes.

Chat with Gemini 3.5 Flash

Call it from code Lock this price

Also:batch

Spec sheet

Published facts from the catalog, billed prices and what we measured here. Anything not measured says so.

Price, billed here

Input, per 1M tokens: $1.65provider $1.50
Output, per 1M tokens: $9.90provider $9.00
Cached input, per 1M: $0.165provider $0.15
Cache write, per 1M: $0.0916667provider $0.0833333
Margin: +10%

Context and formats

Context window: 1,048,576 tokens
Longest answer: 65,536 tokens
Reads: text, images, audio, files, and video
Makes: text
First listed: 2026-05-19

Measured here, last 7 days

First token, median: not measured
Answered without error: not measured

Tools and JSON

Tool calling: declaredthe provider's claim, not yet measured here
JSON output: declaredthe provider's claim, not yet measured here

Price and latency history as JSON: GET /api/planet/history?id=google/gemini-3.5-flash.

About

Gemini 3.5 Flash is Google's high-efficiency multimodal model, bringing near-Pro level coding and reasoning at Flash-tier cost and speed. It is highly optimized for coding proficiency and parallel agentic execution...

In Google's words.

Try it here

Cmd+Enter sends

The answer appears here.

Measured here

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Call it

Use one OpenAI compatible endpoint, this model's id and an am_live_ key from the dashboard. You can also try it in chat first with no key.

curl https://useantimatter.com/v1/chat/completions \
  -H "Authorization: Bearer $ANTIMATTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "google/gemini-3.5-flash", "messages": [{"role": "user", "content": "Hello"}]}'

Everything else is in the docs.

Embed this

A badge showing this model's live price per million tokens, as billed here, for a README or a site. It links back to this page.

<a href="https://useantimatter.com/planet/google/gemini-3.5-flash"><img src="https://useantimatter.com/api/badge/price?id=google%2Fgemini-3.5-flash" alt="Gemini 3.5 Flash price on Antimatter" height="28"></a>

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