Konnect
★ 1.4k
vs
fastapi_mcp
★ 12.0k
Konnect vs fastapi_mcp
Konnect: Konnect is a native KiCAD 10 plugin built in Rust that enables AI assistants like Claude to design schematics and PCBs using the Model Context Protocol (MCP). It offers 185 tools across 18 on-demand toolsets for tasks ranging from schematic capture and PCB layout to design checks and manufacturing export.; fastapi_mcp: FastAPI-MCP allows you to expose your existing FastAPI endpoints as Model Context Protocol (MCP) tools. It offers native integration with FastAPI, including built-in authentication using existing dependencies, and preserves schemas and documentation.
01
TL;DR
KonnectDev Tooling · ★ 1.4k
When to choose:
- You design electronic hardware in KiCad 10 and want an AI assistant to inspect schematics, layout, routing, and design rules via MCP.
- You want a high-performance native Rust plugin exposing 170+ KiCad tools directly to Claude or other LLMs.
When to skip:
- You use proprietary EDA suites like Altium Designer or Cadence Allegro; Konnect is native to KiCad 10.
- You do not perform schematic capture or printed circuit board design.
fastapi_mcpDev Tooling · ★ 12.0k
When to choose:
- You already have a FastAPI application and want to expose its endpoints as MCP tools while reusing your existing FastAPI authentication dependencies and Swagger schemas.
- You want to mount the MCP server directly onto your ASGI app or deploy it separately under an MIT license.
When to skip:
- You are building a standalone MCP server from scratch rather than wrapping a FastAPI app; use FastMCP or the official MCP Python SDK.
- You need an actively updated repository (last push was November 2025).
02
Side-by-Side Comparison
Field
Category
Dev Tooling
Dev Tooling
Stars
★ 1.4k
★ 12.0k
License
AGPL-3.0
MIT
Install Command
protoc --version && cargo build --release -p konnect
uv add fastapi-mcp
Updated
1d ago
11mo ago
Open Source
Yes
Yes
Tags
AI-assisted design, PCB design, KiCAD plugin
FastAPI, MCP, Python
03
Features
01AI-assisted schematic capture and wiring
02Real-time PCB layout and routing with undo/redo integration
03Automated design checks (ERC, DRC, connectivity, BOM health)
04Export production files (Gerbers, drill, BOM, pick-and-place, 3D models)
05JLCPCB part search and reference circuit templates
01Authentication built in, using your existing FastAPI dependencies!
02FastAPI-native: Not just another OpenAPI -> MCP converter
03Zero/Minimal configuration required
04Preserving schemas of your request models and response models
05Flexible deployment - Mount your MCP server to the same app, or deploy separately
04
Use Cases
↳Automating the placement and wiring of schematic components
↳Accelerating PCB layout and routing processes
↳Performing comprehensive design rule checks and audits
↳Generating all necessary manufacturing and assembly files
↳Finding and integrating electronic components from a large catalog
↳Integrating FastAPI services as tools for large language models (LLMs) that support MCP.
↳Enabling LLMs to interact with and utilize existing business logic and data exposed via FastAPI.
↳Quickly exposing authenticated FastAPI APIs as discoverable and usable tools within an MCP ecosystem.
05
Best For
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Most PopularEssential
FAQ
FAQ
What is the difference between Konnect and fastapi_mcp?
Both Konnect and fastapi_mcp are in the Dev Tooling category. Konnect has 1.4k stars, while fastapi_mcp has 12.0k stars.
Which is better, Konnect or fastapi_mcp?
The best choice depends on your use case. Choose Konnect if Automating the placement and wiring of schematic components, and fastapi_mcp if Integrating FastAPI services as tools for large language models (LLMs) that support MCP..
Is Konnect free or open source?
Yes, Konnect is open source on GitHub (AGPL-3.0).
Is fastapi_mcp free or open source?
Yes, fastapi_mcp is open source on GitHub (MIT).
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