{"id":1250,"date":"2026-09-17T16:56:53","date_gmt":"2026-09-17T07:56:53","guid":{"rendered":"https:\/\/localmodelwatch.tsuchitsuchi.com\/engine-sglang-en\/"},"modified":"2026-09-19T08:09:23","modified_gmt":"2026-09-18T23:09:23","slug":"engine-sglang-en","status":"publish","type":"page","link":"https:\/\/localmodelwatch.tsuchitsuchi.com\/en\/engine-sglang-en\/","title":{"rendered":"SGLang: Releases and Overview"},"content":{"rendered":"

LLM serving framework known for RadixAttention prefix caching and structured output. A common alternative to vLLM for serving.<\/p>\n

Category: Inference engines and runtimes. Part of our engine and tool tracker<\/a>.<\/em><\/p>\n

At a Glance<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n
Item<\/th>\nValue<\/th>\n<\/tr>\n<\/thead>\n
Repository<\/td>\nsgl-project\/sglang<\/a><\/td>\n<\/tr>\n
License<\/td>\nApache-2.0<\/td>\n<\/tr>\n
Main language<\/td>\nPython<\/td>\n<\/tr>\n
GitHub stars<\/td>\n36,085 (as of 2026-09-17)<\/td>\n<\/tr>\n
Latest release<\/td>\nv0.5.20<\/a> (2026-09-19)<\/td>\n<\/tr>\n
Install \/ docs<\/td>\nofficial documentation<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

The project describes itself as: \u201cSGLang is a high-performance serving framework for large language models and multimodal models.\u201d<\/p>\n

Release History<\/h2>\n

Compiled by Local Model Watch from the project’s GitHub releases. Pre-releases are omitted. Where we wrote an article about a release, it is linked in the last column; smaller releases are tracked here only.<\/em><\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Version<\/th>\nReleased<\/th>\nRelease notes<\/th>\nOur article<\/th>\n<\/tr>\n<\/thead>\n
v0.5.20<\/td>\n2026-09-19<\/td>\nGitHub<\/a><\/td>\nSGLang v0.5.20 Released: New Models and Optimizations<\/a><\/td>\n<\/tr>\n
v0.5.19<\/td>\n2026-09-05<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.18<\/td>\n2026-08-22<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.17<\/td>\n2026-08-08<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.16<\/td>\n2026-07-25<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.15.post1<\/td>\n2026-07-14<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.15<\/td>\n2026-07-11<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.14<\/td>\n2026-06-27<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.13<\/td>\n2026-06-13<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.12.post1<\/td>\n2026-05-27<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.12<\/td>\n2026-05-17<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.11<\/td>\n2026-05-06<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.10.post1<\/td>\n2026-04-09<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.10<\/td>\n2026-04-06<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.9<\/td>\n2026-02-24<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.8<\/td>\n2026-01-24<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
gateway-v0.3.1 (Release Gateway-v0.3.1)<\/td>\n2026-01-09<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.7<\/td>\n2026-01-01<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
gateway-v0.3.0 (Release Gateway-v0.3.0)<\/td>\n2025-12-25<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
gateway-v0.2.4 (Release Gateway-v0.2.4)<\/td>\n2025-12-10<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.6<\/td>\n2025-12-03<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
gateway-v0.2.3 (Release Gateway-v0.2.3)<\/td>\n2025-11-17<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
gateway-v0.2.2 (Release Gateway-v0.2.2)<\/td>\n2025-11-17<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
gateway-v0.2.1 (Release Gateway-v0.2.1)<\/td>\n2025-11-17<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
gateway-v0.2.0 (Release Gateway-v0.2.0)<\/td>\n2025-11-17<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
gateway-v0.1.9 (Release Gateway-v0.1.9)<\/td>\n2025-11-17<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
gateway-v0.1.8 (Release Gateway-v0.1.8)<\/td>\n2025-11-17<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
gateway-v0.1.7 (Release Gateway-v0.1.7)<\/td>\n2025-11-17<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
gateway-v0.1.6 (Release Gateway-v0.1.6)<\/td>\n2025-11-17<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.5<\/td>\n2025-11-07<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.4<\/td>\n2025-10-26<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.3<\/td>\n2025-10-07<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.2<\/td>\n2025-09-12<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.5.1<\/td>\n2025-08-24<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.4.10<\/td>\n2025-08-01<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.4.8<\/td>\n2025-06-25<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.4.7<\/td>\n2025-06-12<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.4.6<\/td>\n2025-04-28<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.4.5<\/td>\n2025-04-07<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.4.4<\/td>\n2025-03-14<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.4.3<\/td>\n2025-02-14<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.4.1<\/td>\n2024-12-26<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.4.0<\/td>\n2024-12-04<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.3.6<\/td>\n2024-11-22<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.3.4.post1<\/td>\n2024-10-22<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.3.2<\/td>\n2024-10-03<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.3.0<\/td>\n2024-09-19<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.2.13<\/td>\n2024-09-19<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.2.9<\/td>\n2024-08-02<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.2.5<\/td>\n2024-07-27<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.2.0<\/td>\n2024-07-26<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.1.20<\/td>\n2024-07-14<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.1.18<\/td>\n2024-07-04<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.1.17<\/td>\n2024-06-08<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.1.16<\/td>\n2024-05-14<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.1.13<\/td>\n2024-03-11<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.1.12<\/td>\n2024-02-11<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.1.11<\/td>\n2024-02-03<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.1.6<\/td>\n2024-01-21<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n
v0.1.5<\/td>\n2024-01-18<\/td>\nGitHub<\/a><\/td>\n\u2014<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Articles on Local Model Watch<\/h2>\n