"Methods to Test API Endpoints" matching MCP connectors:

OPC UA companion spec types, namespace dependencies, and engineering units for AI agents

The hardware truth contract engine for AI engineering agents. Turns raw datasheet PDFs into verified engineering contracts across 16 extraction modules, featuring deterministic spatial document mapping, IPC-compliant PCB footprints, alternate-function matrices, and zero-hallucination mathematical audits.

frontier-referenceA

so.falcon

Frontier-design reference: file formats, converters, definitions, sensors, companies, design jobs.

Octopart MCP — electronic component search via the Nexar Supply API (GraphQL)

PLCs.aiOAuth

ai.plcs

Query Allen-Bradley and Siemens PLC projects, live tag values, and analyses in plain English.

spektralwerk-docs

com.silicann

Documentation for the Spektralwerk spectrometer SCPI API as a streamable HTTP MCP Server