Open source repo

What's inside sgl-project/sglang

sgl-project/sglang is a Python repo with 3,187,732 lines written in 4,539 files. sglang is built with FastAPI and axum and uses Redis, OpenAI, and Anthropic. AI signed 8.3% of the 21,411 commits of sglang.

Its description on GitHub: “SGLang is a high-performance serving framework for large language models and multimodal models.”

PythonApache-2.038,327

Read on November 1, 2026, at commit cda284e.

What the card proved: what it’s built with on the left, what it uses on the right.

See each one with its proof

Its folders

TechnologiesWhat is sglang built with?sglang is built with FastAPI and axum and uses Redis, OpenAI, and Anthropic.

Who writes itHow much of sglang did AI write?8.3%AI signed 8.3% of the 21,411 commits of sglang.

In figures

lines written: 3,187,732; The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
files: 4,539; The product’s, not counting tests.
test files: 4,053; The files that test the code.
technologies: 5; Each one with the file and line that prove it.

SeeRepo read its code facts-only: no AI, and none of its code is kept.

Frequently asked questions

What is sgl-project/sglang?

sgl-project/sglang is a Python repo with 3,187,732 lines written in 4,539 files. Its description on GitHub: “SGLang is a high-performance serving framework for large language models and multimodal models.”

The proof: its page on GitHub

What is sglang built with?

sglang is built with FastAPI and axum and uses Redis, OpenAI, and Anthropic.

The proof: each technology with its file and line

How much of sglang did AI write?

AI signed 8.3% of the 21,411 commits of sglang.

The proof: the commits each tool signed

What license does sglang have?

sglang is released under the Apache-2.0 license.

The proof: its page on GitHub

How many stars does sglang have on GitHub?

sglang had 38,327 stars on GitHub on November 1, 2026.