Mcpizer MCP Server

MCPizer lets your AI assistant (Claude, VS Code, etc.) call any REST API or gRPC service by automatically converting their schemas into MCP (Model

Remote serverstreamable-httpPython

What is the Mcpizer MCP server?

If you already use Mcpizer, the mcpizer mcp server is the piece that lets your assistant work with it directly. MCPizer lets your AI assistant (Claude, VS Code, etc.) call any REST API or gRPC service by automatically converting their schemas into MCP (Model Context Protocol) tools.

What the server does

MCPizer is a server that: - Auto-discovers API schemas from your services (OpenAPI/Swagger, gRPC reflection, .proto files) - Converts them into tools your AI can use - Handles all the API calls with proper types and error handling

Available tools

The toolset is worth reading before you wire it up, because it tells you what the integration is really for:

Credentials and setup notes

Configuration is passed through the environment: MCPIZER_CONFIG_FILE, YOUR_API_TOKEN, YOUR_API_KEY. Treat anything key-shaped as a real credential — scope it to the minimum the server needs, and rotate it if it ever lands in a shared config.

Installation

Because this one is hosted, setup is mostly authentication — you point your client at the endpoint and approve access. Nothing runs on your machine, so there is no runtime to keep patched.

Where it fits

Among the developer tooling options, the useful question is rarely "what can it do" but "what does it cost you to run" — permissions, credentials, and how much of your context its toolset consumes. Mcpizer's toolset — github, grpc, url and 2 more — is a fair guide to whether it matches your workflow. It is maintained by i2y; worth a glance at recent repository activity before you build anything load-bearing on it.

SyncDev reviews every entry in this directory against the project's own documentation before publishing, and revisits them as servers change.

Worth knowing first

  • Your data travels to the provider's service, so the usual questions apply about what you send and what they retain.
  • Missing credentials fail quietly in some clients — if no tools show up, check the environment block first.
  • Keep per-call confirmation enabled while you learn its behaviour; it is the cheapest safeguard you have.

Available tools

ToolWhat it does
github//myorg/api-specs/main/user-api.yaml # Uses gh CLI auth
grpc//my-grpc-service:50051
urlhttps://raw.githubusercontent.com/myorg/protos/main/service.proto
GitHubhttps://raw.githubusercontent.com/yourorg/specs/main/api.yaml
ConfigurationMCPizer looks for config in this order: 1. -config command line flag (highest priority) 2. $MCPIZER_CONFIG_FILE environment variable 3. configs/mcpizer.yaml (default)

Configuration

VariableDescriptionRequired
MCPIZER_CONFIG_FILEConfiguration value read at startup.Optional
YOUR_API_TOKENCredential the server authenticates with.Yes
YOUR_API_KEYCredential the server authenticates with.Yes

Example prompts to try

  • Use Mcpizer to github.
  • Use Mcpizer to grpc.
  • Use Mcpizer to url.

Frequently asked questions

It connects Mcpizer to MCP-compatible AI assistants such as Claude and Cursor, exposing 5 tools (github, grpc, url, and more) that the assistant can call on your behalf. Instead of copying data back and forth by hand, the assistant works with Mcpizer directly.