MCP Servers

Workplace safety citation counts, penalties and 29 CFR standards data for AI assistants

88 free engineering calculators: RF link budgets, LoRa/Meshtastic, PCB, solar, homelab. Keyless.

China working-day data, UK bank holidays, IANA time zones and deterministic business deadlines.

Calculators for Mexico: net salary and ISR, IVA, inflation (INPC), IMSS pension Law 73 and severance pay

Tested financial & practical calculators as free, no-auth MCP tools for AI agents.

FGTS calculation for AI: update FGTS amounts and differences with official correction and interest.

Connects ChatGPT to your Apple Calendar via a local Mac agent + Vercel relay

Certified SEC EDGAR fact memory for AI agents with zero hallucination and filing provenance.

Route tasks by measured judgment quality: third-party-verified, Brier-based calibration records.

Bitcoin research for AI agents: free answers, specialist Q&A, verification, evidence, timelines.

Not sure what to do after a slip and fall in California? Use this free evidence checker to find out

Indicative US auto insurance prices for agents: rating facts only, no PII, consented path to agents.

Net worth percentile by age (Federal Reserve data) and retirement savings calculators. Free.

Place real phone calls, read transcripts, run a live interpreter and buy numbers.

MCP server for making phone calls: your agent books, cancels, asks and waits on hold for you.

Read-only German street search and context across 593,062 historical records.

Manage CallKaro voice agents, phone numbers, call queues, and place single or batch AI calls.

Hosted CallRail MCP server for Claude, ChatGPT and Cursor, with each action switched per account.

Who is calling? Spam reports, a verdict and the business behind NL, BE and LU phone numbers.

Public read-only archive of journalist Cameron Wilson's work, appearances, and biography.

Campo Belo — neighborhood directory: local places, events, menus, offers, and services.