{"data":{"slug":"gpt-oss","etype":"model","name":"gpt-oss","cat":"Language","subtitle":"OpenAI's return to open weights after six years.","summary":"gpt-oss-120b and 20b (August 2025, Apache 2.0) were OpenAI's first open-weights language models since GPT-2 — MoE reasoning models sized to run on a single H100 or a laptop respectively, released amid competitive pressure from Chinese open models and DeepSeek's example.","attrs":null,"kf":{"params":"117B (5.1B active) / 21B","context":"128K","weights":"Open","modality":"Text","rel_date":"2025-08","developer":"OpenAI"},"aliases":["gpt oss","gpt-oss-120b"],"ticker":null,"exchange":null,"hq":null,"founded":null,"website":null,"status":"Current","region":null,"asof":"2026-01-15","sources":[{"url":"https://openai.com/index/introducing-gpt-oss/","label":"gpt-oss"}]},"meta":{"found":true,"count":1,"served_from":"site cache (no live upstream calls)","as_of":"2026-10-14T04:31:04+00:00","disclaimer":"Research and information only — not investment advice. Structured records carry basis labels (vendor spec / reported / estimate); market quotes are delayed/indicative.","attribution":"Records compiled from vendor documentation, official filings and reputable public reporting; market quotes via financial data providers. See /data-sources."}}