GPT-OSS 120B API via TokenMix
Use GPT-OSS 120B from OpenAI as a chat model through the TokenMix AI API relay and multi-model gateway.
OpenAI's open-weight mixture-of-experts model with 120B total parameters (5.1B active per token), released under Apache 2.0. Features configurable chain-of-thought reasoning and runs on a single 80GB GPU via MXFP4 quantization.
API access
- Base URL:
https://api.tokenmix.ai/v1 - Model ID:
gpt-oss-120b - OpenAI SDK compatible. Change the base URL and use your TokenMix API key.
Pricing
Input $0.1455/M tokens, output $0.582/M tokens
Capabilities
Function calling, JSON mode, Streaming, Reasoning
Model specs
- Context: 131K tokens
- Max output: 131K tokens
Availability
2/2 available API endpoints are healthy right now.
Start using this model
Create an API key, top up from $1 when needed, and call this model through the TokenMix OpenAI-compatible endpoint.