Charles MCP
Charles Proxy MCP server for AI agents with live capture, structured traffic analysis, and agent-friendly tool contracts
Charles MCP is an open-source mcp server by heizaheiza, written mainly in Python, with 332 GitHub stars and the MIT license. Its code was last updated Jun 23, 2026. The latest PyPI release is charles-mcp 3.0.3, published Apr 21, 2026, with 127 downloads last week.
Scan summary: scanned Nov 5, 2026 at commit eb5d092. No capabilities flagged by our checks. Scan policy
How to install Charles MCP
Built from the start command in the project's README: uvx charles-mcp. Check the README for required keys or settings.
claude mcp add charles-mcp -- uvx charles-mcp{
"mcpServers": {
"charles-mcp": {
"command": "uvx",
"args": [
"charles-mcp"
]
}
}
}{
"mcpServers": {
"charles-mcp": {
"command": "uvx",
"args": [
"charles-mcp"
]
}
}
}code --add-mcp '{"name":"charles-mcp","command":"uvx","args":["charles-mcp"]}'What Charles MCP 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 eb5d092, Nov 5, 2026. See the scan policy.
Before you install Charles MCP
AgenticMart scanned Charles MCP 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 heizaheiza on GitHub, 332 stars and 38 forks. Popularity is not proof of safety.
- Last code change: Jun 23, 2026.
- Open-source license: MIT.
Charles MCP is an open-source mcp server by heizaheiza, written mainly in Python. Charles Proxy MCP server for AI agents with live capture, structured traffic analysis, and agent-friendly tool contracts
At a glance
- Stars
- 332
- Forks
- 38
- Language
- Python
- License
- MIT
- Created
- Mar 2026
- Last update
- Jun 23, 2026
- Type
- MCP Server
- Price
- Free
Topics
Questions about Charles MCP
What is Charles MCP?
Charles Proxy MCP server for AI agents with live capture, structured traffic analysis, and agent-friendly tool contracts
Who maintains Charles MCP?
Charles MCP is maintained by heizaheiza on GitHub (heizaheiza/Charles-mcp). AgenticMart lists it from public repository data.
Is Charles MCP safe to use?
AgenticMart scanned Charles MCP 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 Charles MCP use?
It is published under the MIT license.
Charles MCP alternatives
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|---|---|---|---|---|
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