"Understanding Call Hierarchy in Software Development or Programming" matching MCP connectors:
GET /v1/connectors — MCP directory API referenceMatching Connector Tools:
Build a real 3D website by chatting: pages, models and text in space, published to a live URL.
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.
Is GitHub, npm, Cloudflare or your AI provider down right now? 20 status pages, one call.
31Smart 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.
Pay-per-call agent superpowers: media/video gen, product demos, research, GTM, scraping, compute.
Agentic Finance: 500+ tools for AI agents over x402 or MPP, free via PoW, or prepaid card credits
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.
101Verifies which domain officially belongs to a software product, AI tool, or company, so the agent stops handing users lookalike download sites. Ownership only, never safety. Every verdict is backed by reproducible evidence. Tools: get_official_url(name), verify_url(url). No auth required.
Map-first global classifieds marketplace — search and post listings across jobs, real estate, vehicles, and services, on behalf of a signed-in user.
OpenMandate is in private development and is not accepting new mandates or integrations.
151Free, keyless. CRE loan maturities in 52 states. Parcels, ownership, sales: Massachusetts only.
Helps end users sign up for electricity/gas or switch their current energy supplier in Austria — via Energiefuchs/FlexEnergy tariffs, exclusively for the Austrian market. Gives tariff info, a price estimate, and a tracked link to complete the switch on flexenergy.at. Not a neutral market comparison — Energiefuchs/FlexEnergy offers only.
Cook County / Chicago property by address or PIN: sales, permits, assessments, comps. 25 free/day.
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.
Czech paint and coatings retailer. Search products by name, code, EAN or need; live stock levels and final prices incl. VAT; shipping and payment options; interactive catalogue where items are ticked in the page and sent as an order.
DXF and PDF/X-4 for AI agents: structured facts, PNG renders, an interactive in-chat viewer.
Give an agent a place to put large output. Instead of returning 40k characters of a build log into the conversation, it posts the file to docbin and hands back one short URL. Docs render with syntax highlighting and markdown, every update is a new immutable version, and old links keep working. Six tools for create, read, update, delete, list and search. Works anonymously with no signup, or sign in for permanent docs under your own handle.
Citable US facts w/ curated query templates: SEC financials, bank call reports, nonprofits. No key.
