GPT-5 Pro API via TokenMix

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

GPT-5 Pro is OpenAI's most capable reasoning model, designed for the hardest problems requiring extended thinking.

API access

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

Pricing

Input $14.55/M tokens, output $116.4/M tokens

Capabilities

Vision, Function calling, JSON mode, Streaming, Reasoning

Model specs

  • Context: 400K tokens
  • Max output: 272K tokens

Availability

2/2 available API endpoints are healthy right now.

Recent performance

TTFT 7813ms, latency 26884ms, throughput 207.4 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