GPT-5 Nano API via TokenMix
Use GPT-5 Nano from OpenAI as a chat model through the TokenMix AI API relay and multi-model gateway.
GPT-5 Nano is OpenAI's ultra-low-cost model for classification, summarization, and simple extraction pipelines. It offers 400K context with up to 128K output at the lowest prices in the GPT-5 family.
API access
- Base URL:
https://api.tokenmix.ai/v1 - Model ID:
gpt-5-nano - OpenAI SDK compatible. Change the base URL and use your TokenMix API key.
Pricing
Input $0.0485/M tokens, output $0.388/M tokens
Capabilities
Vision, Function calling, JSON mode, Streaming, Reasoning
Model specs
- Context: 400K tokens
- Max output: 128K tokens
Availability
2/2 available API endpoints are healthy right now.
Recent performance
TTFT 1704ms, latency 11160ms, throughput 109.6 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.