google

Gemini 3 Flash

text inputimage inputpdf inputtext outputlanguageGateway catalog

Replaces Gemini 2.5 Flash: input $0.315 → $0.525 per 1M (+67%), output $2.625 → $3.15 per 1M (+20%), same context window, max output 66K → 65K.

Use an endpoint supported by this model.

Get a key for this setup →
Thinking guide →
const response = await fetch('https://api.minirouter.sh/v1/chat/completions', {  method: 'POST',  headers: {    Authorization: `Bearer ${process.env.MINIROUTER_KEY}`,    'Content-Type': 'application/json',  },  body: JSON.stringify({    model: 'google/gemini-3-flash',    messages: [{ role: 'user', content: 'Why is the sky blue?' }],    max_tokens: 1024,  }),}) const data = await response.json()console.log(data.choices[0].message.content)
Read docs →
Input / 1M
$0.525
Output / 1M
$3.15
Context
1M
Max output
65K
Overview

Overview

Google's most intelligent model built for speed, combining frontier intelligence with superior search and grounding.
Model type
language
Context window
1,000,000
Maximum output
65,000
Input / 1M tokens
$0.525
Output / 1M tokens
$3.15
Released
2025-12-17

Prices include the MiniRouter fee. Compatibility snapshot: 2026-08-06. Input: text, image, pdf. Output: text.

Endpoints

Endpoints

Platform-funded routing only. Caller BYOK credentials and OIDC-based upstream authentication are intentionally excluded; authenticate with a MiniRouter bearer key.
Paths
/v1/chat/completions/v1/messages/v1/responses
Structured output

JSON Schema and JSON mode enforced on verified providers. How it works

Captured parameters: max_tokens, temperature, stop, tools, tool_choice, reasoning, include_reasoning, response_format, structured_outputs.

API

API

Switch between Chat Completions, Messages and client configurations in the setup panel. Every snippet keeps the model ID unchanged.
Base URLhttps://api.minirouter.sh/v1
Model IDgoogle/gemini-3-flash
Providers

Providers

MiniRouter selects from the configured routes below. Priority is the catalog order, not a latency or availability score.
ProviderPriorityInput / 1MOutput / 1MParametersAccess
vercel
1$0.525$3.15max_tokens, temperature, stop, tools, tool_choice, reasoning, include_reasoning, response_format, structured_outputsMiniRouter balance

Every model, one key.