GPT-5 Mini API via TokenMix

Use GPT-5 Mini from OpenAI as a chat model through the TokenMix AI API relay and multi-model gateway.

GPT-5 Mini is a mid-tier model designed for well-defined high-volume workflows. It offers 400K context with 128K max output at significantly lower cost than GPT-5.

API access

  • Base URL: https://api.tokenmix.ai/v1
  • Model ID: gpt-5-mini
  • OpenAI SDK compatible. Change the base URL and use your TokenMix API key.

Pricing

Input $0.2425/M tokens, output $1.94/M tokens

Capabilities

Vision, Function calling, JSON mode, Streaming, Reasoning

Model specs

  • Context: 400K tokens
  • Max output: 128K tokens

Availability

3/3 available API endpoints are healthy right now.

Recent performance

TTFT 18973ms, latency 30525ms, throughput 405.8 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