Source: https://seerepo.com/compare/BerriAI/litellm/vs/volcengine/OpenViking
Markdown source: https://seerepo.com/compare/BerriAI/litellm/vs/volcengine/OpenViking.md
Description: litellm and OpenViking share 5 technologies: React, FastAPI, Redis, OpenAI, and Anthropic. Both are written in Python.

# litellm vs OpenViking

litellm and OpenViking share 5 technologies: React, FastAPI, Redis, OpenAI, and Anthropic. Both are written in Python.

- [BerriAI/litellm](https://seerepo.com/r/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]
- [volcengine/OpenViking](https://seerepo.com/r/volcengine/OpenViking): Self-evolving Context Database for AI Agents. Unify Agent Memory, Knowledge RAG and Skills.

## What they share and what sets them apart

- In common: React, FastAPI, Redis, OpenAI, Anthropic
- Only in litellm: Next.js, Flask, axum, Postgres, Claude
- Only in OpenViking: Vite

## Side by side

| | litellm | OpenViking |
|---|---|---|
| Size | 4,405,837 lines written, 5,630 code files | 1,109,640 lines written, 1,964 code files |
| Who writes it | 20% of its commits signed by AI. With Claude Code, Devin, Cursor, GitHub Copilot, OpenHands, Codex, Aider, and Gemini CLI | 8.2% of its commits signed by AI. With Claude Code, Cursor, and Codex |
| Activity | Last push October 30, 2026, 45,956 commits, 62,405 stars | Last push October 31, 2026, 3,051 commits, 41,225 stars |
| Tests | 6,741 test files. 21.7% of its code files have a test that imports them | 1,353 test files. 56.6% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, litellm or OpenViking?

litellm, with 4,405,837 lines written in 5,630 code files; OpenViking has 1,109,640 in 1,964.

The proof: [BerriAI/litellm's code at commit ef9385c](https://github.com/BerriAI/litellm/tree/ef9385c712297fa59bf8555962bfd719c55a4529)

### Which has more GitHub stars, litellm or OpenViking?

litellm, with 62,405 stars; OpenViking has 41,225.

The proof: [BerriAI/litellm on GitHub](https://github.com/BerriAI/litellm)

### Which has more tests, litellm or OpenViking?

litellm, with 6,741 test files; OpenViking has 1,353.

The proof: [BerriAI/litellm's code at commit ef9385c](https://github.com/BerriAI/litellm/tree/ef9385c712297fa59bf8555962bfd719c55a4529)

### Which was updated more recently, litellm or OpenViking?

OpenViking: its last push was on October 31, 2026, and litellm's on October 30, 2026.

The proof: [volcengine/OpenViking's commits on GitHub](https://github.com/volcengine/OpenViking/commits)

### Which has more commits signed by AI, litellm or OpenViking?

litellm: an AI signed 20% of its commits, with Claude Code, Devin, Cursor, GitHub Copilot, OpenHands, Codex, Aider, and Gemini CLI; in OpenViking, 8.2%.

The proof: [the commits each tool signed in BerriAI/litellm](https://seerepo.com/r/BerriAI/litellm/ai)

## Sources

- BerriAI/litellm: Read on October 30, 2026, at commit ef9385c (https://github.com/BerriAI/litellm/tree/ef9385c712297fa59bf8555962bfd719c55a4529)
- volcengine/OpenViking: Read on October 31, 2026, at commit 3dedecc (https://github.com/volcengine/OpenViking/tree/3dedecc0d4827624eba7e583a81c36e9c326872b)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.