openai-gpt-oss-20b

OpenAI · GPT-OSS (Open Weights)

OpenAI's open-weight models. GPT-OSS brings GPT-family quality to the open-source ecosystem, runnable on your own hardware and fine-tunable for specific domains.

pros

• open weights — self-hostable
• good quality-to-size ratio
• fine-tunable
• no per-token API cost if self-hosted

cons

• requires significant GPU resources
• smaller and weaker than flagship GPT-5
• no built-in tool use in base model

use this model on surp.ivc.lol

Reference this model in a custom combo to always get the cheapest price for it:

curl -X POST https://surp.ivc.lol/api/combos/custom \
  -H "Content-Type: application/json" \
  -d '{"name":"my combo","models":["openai-gpt-oss-20b"]}'

Or compare it against alternatives: compare openai-gpt-oss-20b »