x402 directory for AI agents: 1,700 pay-per-call APIs, USDC on Base, 5 free trials per wallet.
Loading the directory
Loading the directory
Project file .mcp.json, or add the server with the Claude Code CLI.
.mcp.json at the path for your OS..mcp.jsonEvery server page builds a ready-to-paste JSON config for Claude Code.
Servers that can be installed in this client.
x402 directory for AI agents: 1,700 pay-per-call APIs, USDC on Base, 5 free trials per wallet.
Company, KYB, VAT, sanctions, LEI and address data for 15 EU countries.

Automated AI research toolkit: hypothesis generation, experiments, and paper writing
QuickCloud hosting from your AI assistant: VMs, servers, DNS, firewalls and more. Read-only default.
Read-only access to your Oura Ring readiness, sleep, activity, HRV, heart rate and trends.
Product mockup API. Render PSD and photo mockups, generate videos, manage async jobs and webhooks.
A Model Context Protocol server for use with Tauri v2 applications
Meta ads bulk launcher: upload creatives, edit builds, preview, and create paused ads.
Use this MCP server to NOAA tides and currents predictions and water levels. Tools include get...
Indexed C/C++ code navigation for AI agents — GNU Global (gtags) lookups over MCP, not grep scans.
Psychological risk assessments (GBU Psyche) via Safe Mind: surveys, departments, analytics.
Unknown author
Contact Verify (verify-x402). Basic $0.002, domain $0.02, sender $0.025.
Audit local test structure using aggregate assertions without returning test names, paths, or...
Unknown author
Validate and generate German e-invoices (XRechnung, ZUGFeRD) against the official KoSIT rules.
Latest startup and tech news from TechCrunch. No key required.
MCP server exposing AccuraCite's citation verification and finding API as tools
Read-only analysis of intracortical BCI recordings (NWB, DANDI, WAV): spikes, PSTHs, decoding, plots
Analyze, validate and safely update Ghost Inspector end-to-end browser tests
Search the SwaggerHub API registry for public API definitions. No key required.
Draw tarot cards and read card meanings from the Tarot API. No key required.
MCP server exposing University of Maryland data
Set autopilot scopes and a daily SOL spend cap, then propose, execute, and undo agent actions.
AI-native email marketing. Campaigns, automations, transactional, contacts, and analytics.
Korean semi-self interior renovation data: process order, schedules, checklists, cost ranges.