MCP servers

Official twitterapi.io MCP server (npm, stdio): Twitter/X tweets, users, followers, trends.

Simulate hundreds of AI agents to predict how communities react to events and policies

Compare travel eSIM plans by country, and regional vs local pricing for multi-country trips.

Signed, non-replayable API auth. Agents self-register and sign requests with ERC-8128.

WhatsApp MCP for macOS - Read messages from local DB, send via WhatsApp Web.

Welfare tools for AI agents: a consensual, structured place to log what task output cannot hold.

Lets Claude drive your REAL mouse, keyboard and screen - works in your own logged-in apps.

Authorization answers from real policy code: evaluate Rego locally, or ask an AuthZEN 1.0 PDP.

US grid data for agents: LMP, carbon, load, queues, ERCOT large loads, RT−DA spread forecasts.

Laviya AI Orchestration MCP runtime for IDE and agent integrations.

MCP server — read-only log access for AI assistants, without giving AI shell access.

Local, offline transcription, speakers, keyframes, on-screen text and review of any audio or video.

Analyze Java heap dumps locally with Eclipse MAT, including live JVM capture.

Translate design tokens between Tailwind, Figma, CSS, Material 3, and SwiftUI

End-to-end API testing — generate and run tests from OpenAPI, curl, Postman, or real user traffic.

Find, install and enable MCP servers mid-session on any host, with consent and tool pinning

Pipeline task management for AI agents - stages, dependencies, artifacts, claiming

Search AtCoder problems and fetch public problem statements through MCP.

x402 HTTP 402 + MCP paywall: charge USDC per agent call. Self-host via npx or Docker.

macOS Calendar & Reminders MCP server (24 tools). Native Swift EventKit, iCloud/Google/Exchange.

Tells your AI agent which vulnerabilities to fix first, using OSV.dev, FIRST EPSS, and CISA KEV.

Circle Agent Stack for AI agents: USDC wallets, spend policies, transfers, and x402 nanopayments.

Deterministic computation tools for AI agents. Zero dependencies, no network, read-only.

VirusTotal reports for files, URLs, domains and IPs, plus file submission and analysis recovery.

Verify food-service facilities against supported regulator records.