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litellm vs sglang
litellm and sglang share 5 technologies: FastAPI, axum, Redis, OpenAI, and Anthropic. Both are written in Python.
What they share and what sets them apart
BerriAI
litellm
The fastest, litest AI Gateway. Rust core with Python SDK. Call 100+ LLM APIs in OpenAI (or native) format with cost tracking, guardrails, load balancing, and logging [Bedrock, Azure, OpenAI, Anthropic, OpenAI, VertexAI, vLLM, Nvidia NIM]
Python62.4kRead on October 30, 2026, at commit ef9385cWhat is litellm built with?sgl-project
sglang
SGLang is a high-performance serving framework for large language models and multimodal models.
Python38.3kRead on November 1, 2026, at commit cda284eWhat is sglang built with?In common
Only in litellm
Side by side
litellmsglang
SizeLines written by people and agents, without generated ones; code files, without tests.
litellm4,405,837 lines written5,630 code files
sglang3,187,732 lines written4,539 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
litellm20% of its commits signed by AIWith Claude Code, Devin, Cursor, GitHub Copilot, OpenHands, Codex, Aider, and Gemini CLI
sglang8.3% of its commits signed by AIWith Claude Code, Gemini CLI, Cursor, GitHub Copilot, Codex, Devin, CodeRabbit, and OpenHands
ActivityFrom GitHub and its history, on the day SeeRepo read it.
litellmLast push October 30, 202645,956 commits62,405 stars
sglangLast push November 1, 202621,411 commits38,327 stars
TestsThe files that test the code, and the share of code files a test imports.
litellm6,741 test files21.7% of its code files have a test that imports them
sglang4,053 test files57.8% of its code files have a test that imports them
Frequently asked questions
Which is bigger, litellm or sglang?
litellm, with 4,405,837 lines written in 5,630 code files; sglang has 3,187,732 in 4,539.
The proof: BerriAI/litellm's code at commit ef9385c
Which has more GitHub stars, litellm or sglang?
litellm, with 62,405 stars; sglang has 38,327.
The proof: BerriAI/litellm on GitHub
Which has more tests, litellm or sglang?
litellm, with 6,741 test files; sglang has 4,053.
The proof: BerriAI/litellm's code at commit ef9385c
Which was updated more recently, litellm or sglang?
sglang: its last push was on November 1, 2026, and litellm's on October 30, 2026.
The proof: sgl-project/sglang's commits on GitHub
Which has more commits signed by AI, litellm or sglang?
litellm: an AI signed 20% of its commits, with Claude Code, Devin, Cursor, GitHub Copilot, OpenHands, Codex, Aider, and Gemini CLI; in sglang, 8.3%.
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