Gemini 3.1 Pro (Preview) API via TokenMix

Use Gemini 3.1 Pro (Preview) from Google as a chat model through the TokenMix AI API relay and multi-model gateway.

Preview of Gemini 3.1 Pro. Top-1 on Artificial Analysis intelligence index, top-2 on LMSYS Arena. 1M context window.

API access

  • Base URL: https://api.tokenmix.ai/v1
  • Model ID: gemini-3.1-pro-preview
  • OpenAI SDK compatible. Change the base URL and use your TokenMix API key.

Pricing

Input $1.94/M tokens, output $11.64/M tokens

Capabilities

Vision, Function calling, JSON mode, Streaming, Reasoning

Model specs

  • Context: 1049K tokens
  • Max output: 66K tokens

Availability

1/1 available API endpoints are healthy right now.

Recent performance

TTFT 31039ms, latency 79218ms, throughput 112.3 tok/s.

Start using this model

Create an API key, top up from $1 when needed, and call this model through the TokenMix OpenAI-compatible endpoint.

Create API key · View pricing · Quickstart