Best Alternatives to OpenAI: gpt-oss-120b
20 alternatives ranked by real usage data. OpenAI: gpt-oss-120b scores 23/100 — 20 tools score higher.
gpt-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...