Ratel MCP Server
by ratel-aiContext engineering for AI agents. ~80% fewer tokens. Fix tool overload. Skills and memory with in-process BM25 and semantic retrieval. Progressive Disclosure. No vector DB.
Ratel is an open-source mcp server by ratel-ai, written mainly in Rust, with 545 GitHub stars and the MIT license. Its code was last updated Oct 31, 2026.
Scan summary: scanned Nov 5, 2026 at commit 8d78e70. No capabilities flagged by our checks. Scan policy
What Ratel can touch
- Our checks did not find this. The tool may still do it.Run shell commandsNot seen in this scan
- Our checks did not find this. The tool may still do it.Run dynamic codeNot seen in this scan
- Our checks did not find this. The tool may still do it.Read or write filesNot seen in this scan
- Our checks did not find this. The tool may still do it.Read environment and secretsNot seen in this scan
- Our checks did not find this. The tool may still do it.Control a web browserNot seen in this scan
- Our checks did not find this. The tool may still do it.Connect to databasesNot seen in this scan
- Our checks did not find this. The tool may still do it.Read or send messagesNot seen in this scan
- Our checks did not find this. The tool may still do it.Touch money or tradingNot seen in this scan
- Our checks did not find this. The tool may still do it.Connect to the internetNot run in this scan
"Not seen" means our checks did not find it, and the tool may still do it. Covers commit 8d78e70, Nov 5, 2026. See the scan policy.
Before you install Ratel
AgenticMart scanned Ratel on Nov 5, 2026 with automated checks for hidden code, known-malicious packages, leaked secrets and vulnerable dependencies. The result covers one commit under our scan policy, so review what access you give it and check any advisories shown here.
What it can access
- An MCP server is a program your AI app starts and talks to. A local one runs with your user's permissions: it can see the files, environment variables and network your account can.
Before you install
- Pin the version you reviewed instead of always installing the latest release.
- Read the tool list or scripts before the first run, and keep approval prompts on for actions that write, send or delete.
- Maintained by ratel-ai on GitHub, 545 stars and 31 forks. Popularity is not proof of safety.
- Last code change: Oct 31, 2026.
- Open-source license: MIT.
Ratel is an open-source mcp server by ratel-ai, written mainly in Rust. Context engineering for AI agents. ~80% fewer tokens. Fix tool overload. Skills and memory with in-process BM25 and semantic retrieval. Progressive Disclosure. No vector DB.
At a glance
- Stars
- 545
- Forks
- 31
- Language
- Rust
- License
- MIT
- Created
- Nov 2025
- Last update
- Oct 31, 2026
- Type
- MCP Server
- Price
- Free
Topics
Questions about Ratel
What is Ratel?
Context engineering for AI agents. ~80% fewer tokens. Fix tool overload. Skills and memory with in-process BM25 and semantic retrieval. Progressive Disclosure. No vector DB.
Who maintains Ratel?
Ratel is maintained by ratel-ai on GitHub (ratel-ai/ratel). AgenticMart lists it from public repository data.
Is Ratel safe to use?
AgenticMart scanned Ratel on Nov 5, 2026 with automated checks for hidden code, known-malicious packages, leaked secrets and vulnerable dependencies. The result covers one commit under our scan policy, so review what access you give it and check any advisories shown here.
What license does Ratel use?
It is published under the MIT license.
Ratel alternatives
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| Name | Stars | Licence | Last updated | Scan |
|---|---|---|---|---|
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