{ "sourceHash" : "DF6BC4B4169BDE36880916D25449808D8D01E4C60CC95F9765404641C76E244C", "author" : "Microsoft", "assetVersion" : "2.0", "license" : "MIT", "producer" : "coreai-build-3600.67.5.8.1", "creationDate" : "20260626T184051Z", "description" : "FastContext-1.0-4B-SFT is a 4B-parameter long-context repository-exploration agent from Microsoft, built on the Qwen3-4B backbone and supervised-fine-tuned on exploration traces (broad first-turn search, multi-turn evidence gathering, precise citation generation). Source: https:\/\/huggingface.co\/microsoft\/FastContext-1.0-4B-SFT" }