FastChat GitHub repository (lm-sys)
repo
Fields
id
sources/niche-fastchat-repoPublisher
LMSYS
Kind
repo
Accessed
2026-10-03
notes
FastChat README. Historically the multi-model serving + evaluation platform behind Chatbot Arena, which the README says has served over 10 million chat requests for 70+ LLMs and collected over 1.5M human votes. Also the home of Vicuna, LongChat, MT-Bench, LMSYS-Chat-1M and the Arena technical report (arXiv:2403.04132). API metadata 2026-10-03: created 2023-03-19, last push 2026-05-01, last release v0.2.36 (2024-02-11) - commits continue but releases stopped in Feb 2024. Apache-2.0, 1983 open issues, 39556 stars.
Notes
FastChat README. Historically the multi-model serving + evaluation platform behind Chatbot Arena, which the README says has served over 10 million chat requests for 70+ LLMs and collected over 1.5M human votes. Also the home of Vicuna, LongChat, MT-Bench, LMSYS-Chat-1M and the Arena technical report (arXiv:2403.04132). API metadata 2026-10-03: created 2023-03-19, last push 2026-05-01, last release v0.2.36 (2024-02-11) - commits continue but releases stopped in Feb 2024. Apache-2.0, 1983 open issues, 39556 stars.
Cross-references
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