MCPLow riskUnclaimed

ChainWeaver

Expose deterministic ChainWeaver flows as MCP tools without LLM calls between steps.

dgeniodgenio/chainweaver★ 6Updated Jun 8, 2026

server.json

{
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "name": "io.github.dgenio/chainweaver",
  "description": "Expose deterministic ChainWeaver flows as MCP tools without LLM calls between steps.",
  "title": "ChainWeaver",
  "repository": {
    "url": "https://github.com/dgenio/ChainWeaver",
    "source": "github"
  },
  "version": "0.12.1",
  "packages": [
    {
      "registryType": "pypi",
      "registryBaseUrl": "https://pypi.org",
      "identifier": "chainweaver",
      "version": "0.12.1",
      "runtimeHint": "uvx",
      "transport": {
        "type": "stdio"
      },
      "runtimeArguments": [
        {
          "description": "Resolve the MCP extra so a fresh client installs the fastmcp/mcp dependencies the serve command needs.",
          "value": "chainweaver[mcp]",
          "type": "named",
          "name": "--from"
        }
      ],
      "packageArguments": [
        {
          "value": "serve",
          "type": "positional"
        },
        {
          "description": "Path to a .flow.yaml/.flow.json file to expose as MCP tools.",
          "isRequired": true,
          "format": "filepath",
          "type": "positional",
          "valueHint": "flow_file"
        },
        {
          "description": "Python module path exposing Tool instances at top level. Repeatable.",
          "placeholder": "your_package.tools",
          "type": "named",
          "name": "--tools",
          "isRepeated": true
        }
      ]
    }
  ]
}

Permissions

DeclaredDetected
Runs code—python
Installs—pypi:chainweaver@0.12.1
Runs install scripts—None
NetworkNoneNone
Needs credentialsNoneNone
Outside the workspace—None
Agent tools—None

Checks

Low risk · Nothing worth a warning was found.

Not reviewed by a person · Checked by rules; the model review is not switched on yet.

Versions

  1. #10.12.1latestOct 7, 2026