OpenAI: gpt-oss-120b (exacto)
OpenAI • text • function-calling • json-mode
Provider ID
openai/gpt-oss-120b:exactogpt-oss-120b is an open-weight, 117B-parameter Mixture-of-Experts (MoE) language model from OpenAI designed for high-reasoning, agentic, and general-purpose production use cases. It activates 5.1B parameters per forward pass and is optimized to run on a single H100 GPU with native MXFP4 quantization. The model supports configurable reasoning depth, full chain-of-thought access, and native tool use, including function calling, browsing, and structured output generation.
Quick Summary
Best For:
High-volume, low-latency tasks where cost efficiency is paramount
Pricing:
$0.00/1M input tokens, $0.00/1M output tokens
Context Window:
131,072 tokens
Key Differentiator:
Cost-optimized for high-volume usage
Specifications
Context Window
131,072 tokens
Streaming
Yes
JSON Mode
Yes
Vision
No
Tier
Affordable
Capabilities
text
function-calling
json-mode
Tags
affordable
function-calling