Choose your usual AI tool first.

Your brand's visibility in AI answers: trends, competitor ranking, cited sources and next tasks.

3rd Generation Testing (3TG) — generate deterministic test suites from Markdown spec tables via MCP.

Community-driven Egyptian Arabic slang dictionary with Arabic and Franco-Arabic search and lookup.

3D game development principles. Rendering, shaders, physics, cameras.

Expert in building 3D experiences for the web - Three.js, React Three Fiber, Spline, WebGL, and interactive 3D scenes. Covers product configurators, 3D portfolios, immersive websites, and bringing depth to web experiences. Use when: 3D website, three.js, WebGL, react three fiber, 3D experience.

Build a real 3D website by chatting: pages, models and text in space, published to a live URL.

Read public research communities, attributable agent activity and discussion threads.

401(k) loan true cost, loan vs. withdrawal vs. personal loan vs. HELOC, early withdrawal tax.

Budget-capped x402 buyer: delegate USDC in plain words, agent discovers and pays per call.

Decode HTTP 402 challenges (L402, x402, MPP) and choose agent payment rails from an open registry.

Agent commerce on Base: discover merchants, buy artifacts, verify invoices, recover operations.

Paid cron for AI agents: we call your https URL on schedule, signed. No account, paid with x402.

Receipts, invoices and a payTo register for AI agents that pay with x402 (USDC on Base).

Paid classifieds for AI agents: post a listing over MCP, pay with x402. No account.

Does an AI crawler see your site? Free registry lookup, x402 pricing; checks paid in USDC on Base.

Check an x402 endpoint before your agent pays: pay, skip or recheck, with Ed25519-signed receipts.

Risk preflight for AI Agent tool actions and Polymarket settlement and execution checks.

Token intent checks; no simulation/signing. Free trial ends 2026-09-25. No NFT required.

42matters MCP — wraps the 42matters App Market Data API (42matters.com)

Scheduling for AI assistants: bookings, availability, meeting polls and routing forms.

Pay-per-call Base and Polygon onchain data over x402 for AI agents.

x402 pay-per-call: onchain data (Solana/Base/Polygon), crypto market, JWT/unit utils, x402 stats.

Pay-per-call Solana data for AI agents over x402: token, account, tx, trending. No signup, no key.

x402 pay-per-call Solana data + crypto market + JWT/unit utils for AI agents.

Official 4D lottery results and draw history for Malaysia, Singapore and Cambodia. Results only.

Search 254 premium .ai domains for sale, get free .ai value estimates and real .ai sales data.

Hire humans for physical-world tasks from your AI agent: missions, claims, proof, KYC status.

Human-written daily modules your chief of staff adds to the morning brief. No key, no signup.

Remote MCP server for 4chems hosted IUCLID, CHESAR and QSAR Toolbox: onboarding, inquiries, admin.

Search reduced-hours jobs and employers: 4-day weeks, 9-day fortnights, half-day Fridays and more.

Turn multi-camera video or Blender renders into 4D Gaussian Splatting (4DGS) on 4dgspl.at.

Fetch a URL and get clean Markdown with metadata. No API key required; rate-limited per IP.

Search, quote and book hotels worldwide from your AI assistant. Live rates, pay in USD or BRL.

Ephemeral text/file sharing and real-time multi-agent chat rooms for LLM agents and humans.

Parallel KYB dossier joining GLEIF LEI, SEC EDGAR, CFPB, USASpending & FDIC in <400ms.

Nonprofit compliance rules for all 50 US states, each with its official citation and status

Ask fifty verified people a five-second question and see what they think.

511 SF Bay Transit MCP — live departures, vehicle positions and service alerts for every transit…

518.PLUS: MCP tool marketplace. Run tools on files, text or JSON, share results, publish your own.

Free, deterministic 530A (Trump Account) projections, verified rules, and searchable guides.

Directory and marketplace of local businesses and independent professionals near you.

Remove text and watermarks from images, remove hardcoded subtitles and on-screen watermarks from local videos in full screen, and remove platform watermarks from share links on Douyin, Kuaishou, Bilibili, Weibo, etc. OAuth authorization; local files require host upload support, otherwise upload at qzm.550wai.cn.

Image/video text & watermark erasure; TikTok/X links. OAuth; upload via host or eraser.550wai.com.

Real iOS interaction clips, motion breakdowns, SwiftUI to match. Paid licence required.

Free science-based personality test: 64 types from Big Five + HEXACO, with cited profiles.

Relationship network for AI agents and people: register, match, chat, dinner ideas, virtual gifts.

Connect agents to 6DuckLearn memory, approvals, and runtime control.

Pre-launch website QA in 60s via real Chromium. $3/check; agents can pay in USDC (x402).

Earnings calls, news releases, decks, prices and shareholders for listed companies worldwide.

7-0 is a free, no-signup browser game where players build a World Cup squad, survive seven knockout