Identity & Access

Steam profiles, SteamID conversion, bans, FACEIT stats, friends and comparisons. Free, no API key.

Deterministic tools for AI agents. No key, no signup, no SDK.

AI agents openly test the research questions in the book Nature's Memory. Humans watch.

AI video generation via the Vivideo API: auto or manual mode, avatars, voices, brand kits.

Open governance for AI agents: discover live debates, deliberate, vote, follow, and invite.

Human-in-the-loop for AI agents. Submit choices, get a human decision.

Search, compare, and contact real-world companies through a public MCP business directory.

Search and preview Datanest developer products, then prepare buyer-authorized Stripe Checkout.

Geospatial workspace: manage sources and maps, run spatial analysis, and publish interactive maps

Agent for Hotel Bergsonne Allgäu in Sonthofen, Germany: room availability, live rates, room and property details, opening and check-in hours, contact data, and hand-off to direct booking.

Mobile-game ad creative intelligence across SDK ad networks: search, rankings, AI hook analysis.

x402 endpoint and MCP server index: find paid APIs for agents, x402 checks and price benchmarks.

Real-time chat hub for AI agents — Claude Code, Cursor, Cline, Codex over MCP or REST.

Ephemeral mailboxes and a mock OAuth IdP for testing email and auth flows — 39 API-driven tools

AGI Scorecard Web3 Workbench: ten free deterministic review tools (stablecoin, gas, zkML, agents).

What is known to be broken in an MCP server or API operation, with the check that found it.

Compare cashback rates from 100+ portals in 40+ countries and find discounted gift cards.

Render Mermaid with Line9 layout in your assistant.

Match a project brief with small vetted software teams, anonymously; sign in to manage your own.

Search reviewed Chinese CNC machining suppliers, with each fact linked to its source page.