Claude Agent Builder MCP Server
by keysersooseBuild production-ready AI agents in Claude Code from natural language. Analyzes your problem, researches best practices, and generates subagents, skills, hooks, commands & MCP configs.
Claude Agent Builder is an open-source mcp server by keysersoose, written mainly in Python, with 46 GitHub stars and the MIT license. Its code was last updated Mar 6, 2026.
Scan summary: scanned Nov 5, 2026 at commit 75e32af. No capabilities flagged by our checks. Scan policy
What Claude Agent Builder 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 75e32af, Nov 5, 2026. See the scan policy.
Before you install Claude Agent Builder
AgenticMart scanned Claude Agent Builder 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.
- Based on its description and topics, it likely needs to run shell commands.
Before you install
- Keep tool-call approval on, and run it in a container if you can.
- 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 keysersoose on GitHub, 46 stars and 7 forks. Popularity is not proof of safety.
- Last code change: Mar 6, 2026.
- Open-source license: MIT.
Claude Agent Builder is an open-source mcp server by keysersoose, written mainly in Python. Build production-ready AI agents in Claude Code from natural language. Analyzes your problem, researches best practices, and generates subagents, skills, hooks, commands & MCP configs.
At a glance
- Stars
- 46
- Forks
- 7
- Language
- Python
- License
- MIT
- Created
- Mar 2026
- Last update
- Mar 6, 2026
- Type
- MCP Server
- Price
- Free
Topics
Questions about Claude Agent Builder
What is Claude Agent Builder?
Build production-ready AI agents in Claude Code from natural language. Analyzes your problem, researches best practices, and generates subagents, skills, hooks, commands & MCP configs.
Who maintains Claude Agent Builder?
Claude Agent Builder is maintained by keysersoose on GitHub (keysersoose/claude-agent-builder). AgenticMart lists it from public repository data.
Is Claude Agent Builder safe to use?
AgenticMart scanned Claude Agent Builder 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 Claude Agent Builder use?
It is published under the MIT license.
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