"Information about playwrights or the Playwright framework" matching MCP connectors:
GET /v1/connectors — MCP directory API referenceMatching Connector Tools:
UI Verify is visual regression testing built for coding agents. Connect the MCP server and your agent (Claude Code, Cursor, Codex) pulls a pull request's UI changes into the conversation, views each visual diff, reads the AI judge's verdict of regression vs intended change, and accepts the intended baselines - all over MCP.
Live USPS, UPS, FedEx and DHL rates from the US: domestic, Canada, UK, Germany, Australia. No scale.
Read-only MCP server for the OrchestKit docs: full-text search + Markdown fetch. No auth.
Receipt checks for expense and bookkeeping agents: normalize receipt text or structured extraction and review arithmetic, confidence and duplicate indicators. Free fixed synthetic example. Caller-supplied analysis: 0.25 USDC on Base via owner-approved x402. No image OCR or automatic bookkeeping.
Incident-reporting deadlines from the law: CRA, NIS2, DORA, GDPR, HIPAA, SEC 8-K. 6 of 9 tools free.
Read-only MCP server for the catalog of licensed Kazakhstan microfinance organizations (MFOs) from alexcredit.kz: microloan terms for new and repeat clients, effective annual rate, legal data with ARDFM license and register link, borrower ratings and reviews. Remote Streamable HTTP endpoint, no authentication, 7 tools.
# TrueCalci Precision Compute Engine Deterministic statutory, financial, and engineering computational tools for AI agents, developers, and autonomous workflows over the Model Context Protocol (MCP). ### Capabilities (25 Verified Engines): - **Specialist FinOps:** Remote Contractor vs. W-2 Parity, S-Corp Reasonable Compensation (IRS Rev. Rul. 74-44), Solo 401(k) Shelter, Cross-Border FX Drag, Billable Capacity Floor. - **Global & Cross-Border Tax:** US Form 2555 FEIE Nomad Stacking, B2B Foreign
Agentic Finance: 500+ agent tools, multi-chain USDC over x402 or MPP, free via PoW or card credits
Vehicle routing, 3-D packing, cutting stock, rostering and knapsack with OR-Tools. 7 of 11 free.
Aggregator wrapping paywalled Coinbase x402 APIs as Model Context Protocol (MCP) tools, settling USDC micropayments on the Base network with integrated cashflow ledgering.
Is GitHub, npm, Cloudflare or your AI provider down right now? 20 status pages, one call.
The Brain Layer for AI Trading Agents — quant calls + cross-venue arb across perp venues via MCP.
DNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records. 45 tools.
Smart contract security screening for Base. Check any contract or token for risk before interacting with it: Solidity source verification, upgradeable proxies and admin or mint powers, holder concentration, dangerous selectors, and B20 issuer powers. It surfaces the usual rug pull and scam indicators. The free tool needs no wallet and no API key; the paid Flash Audit (3.49 USDC over x402) returns a report with an anchored SHA-256. Payment is the only gate.
Never let your agent repeat a bug or linger on a known issue. Search 385+ failure lessons to skip known errors instantly.
Raise conversion on a site you manage. No API key, no human to wake — you prove the domain.
Twitter/X, YouTube, Reddit, Google and more - 100+ endpoints in total. No account, no OAuth, no subscription. Pay per call in USDC, or top up once and spend one balance across all of them.
Daily exit context, depth, tiers, and sealed records. No commodity futures or execution authority.
Free, open MCP server for The Urantia Papers. 197 papers, 14,500+ paragraphs, 4,400+ entities.
IBGE: geography, census, economy and health from the official APIs, with provenance. 23 tools.