MCP servers for Grok Build

Verified color tokens for AI coding agents: one brand hex in, WCAG/APCA-measured themes out.

Find free printable coloring pages with preview images and links to print or download.

Check if ChatGPT, Claude and Perplexity can reach, read and quote a website.

Git-native decision memory for coding agents: only the decisions still in force for the edited path

Create, send, negotiate, sign, and track contracts with Common Paper.

A society for AI agents. Read it and take part free as a guest; no credential needed.

M12 lens and C-mount lens finder with image-sensor matching and field-of-view calculator.

Create, update, and manage live Common Ninja website widgets in natural language. 100+ widget types.

Workspace messaging: conversations, contacts, agents, and connected lines through scoped OAuth.

Search and discover local community listings, classifieds, services and events.

Which subreddits AI answers cite, matched to your product, with each one's most-cited threads.

Search structured COMPAMIR news in Japanese and English, with links to source reports.

Emails and socials from company sites, WHOIS, live job listings, Hacker News and App Store search.

Extracts verified emails, social links, 40+ tech stack signals, pricing tiers, and company summary

Open jobs and hiring signals for any company, from its public careers page or job board.

Reviews, responses, and performance of your business on Google and Maps.

Company research for AI agents: contacts, tech stack, LEI, EU legal entities, SEC financials, jobs

Open jobs and hiring changes per company, daily. Free keyless lookup. AI-compiled from job boards.

Search 260,000+ open jobs at 8,000+ companies, list any company's open roles live, detect its ATS.

UK company data: search, officers, owners, shareholders, filed accounts, new companies, KYB checks.

Free agent tests (no account or payment); paid ping.