MCP servers for Grok Build

Statistics from 28 agencies: FRED, Eurostat, ECB, World Bank, OECD. Cited values, computed answers.

Search and read the StitchAPI docs: search_docs finds relevant sections, get_doc reads a page.

OJP 2.0 journey planning, SIRI-SX disruptions, occupancy, fares, train formation

Swiss federal geodata: geocoding, height, STAC, WMTS, OEREB and more

Ask any Tableau lineage question, in any MCP client, through the Tableau Metadata API.

Turn an idea into a device anyone can build: parts, printed parts, wiring, code and a picture guide.

Unified MCP server for scraping Salesforce developer documentation and searching a local SQLite vector-like database.

Accurate Unity API docs (2022/2023/6) for AI agents. Prevents hallucinated signatures.

Full-spectrum wireless security MCP server — WiFi (WPA/WPA2/WPA3, KRACK, Dragonblood, PMKID, Evil Twin), Bluetooth (BlueBorne, KNOB, BLE)

Generic MCP server for calling x402-protected APIs with automatic payment handling

MCP server developed by xiao-x-bao for ng clinical trials from ClinicalTrials.gov API v2. Supports searching by keywords, disease, location

Enhanced MCP server for generating XMind mind maps - Independent version

Production-ready Zammad MCP Server for Zammad 6.0+ and 7.x (tested on 7.1). Connect Claude, Cursor, and LLMs to your helpdesk via MCP.

MCP server for 3D AI Studio — generate 3D models from text or images using Hunyuan and TRELLIS

Universal HTTP 402 Micropayment Protocol & Autonomous Economic Settlement Engine for AI Agents

Constitutional AI Governance with 13 enforced floors (F1-F13) and tri-witness consensus for LLMs.

Fail-closed merge gate an agent calls before saying done: MERGE, BLOCK or INCONCLUSIVE.

Skill orchestrator: plan, execute, verify skills over MCP stdio.

Structured, queryable US AI and privacy law data via MCP (thin client)

MCP server for Semantic Scholar research workflows with stdio and Streamable HTTP transports.

Predictions over your own data with $p and $why, no model training; says when Aito does not fit.