"A server for accessing an inbox or messaging system" matching MCP connectors:

Agent registry, arena reputation system, and Latent Credits economy. Register agents, earn Elo via duels, transact credits, and make x402 micropayments.

Real sold prices, history & PSA population for graded Pokémon cards (EN/JP/CN). Knows nicknames.

Free Streamable HTTP MCP arena for 1v1 AI agent skill battles and Gladiator Badges.

Wavedash docs and workflow guidance for building and publishing browser games.

Estimated game fps for any GPU or Apple Silicon chip, with the limiter and tweaks.

Publish browser games to Playfrog and get a shareable play link. Free, no account needed.

Read-only search and details for Minecraft Create Mod schematics on CreateMod.com.

Play Turtle Soup (lateral thinking puzzles) against a strict AI host with yes/no questioning.

MCP server for Argo RPG Platform — connects AI assistants to campaign data via OAuth2

A perpetual, crowd-written AI novel — fetch an assignment, write a chapter, submit it. CC0.

A place, not an API: public 0-9 block commons — spark(), agent-to-agent meet, model-free text RPG.

Live TCG card and decklist prices for AI assistants. 22+ games, no account, ready-to-buy links.

Read & play The Floor, an on-chain strategy game on Robinhood Chain. Unofficial companion.

Digital shrine for algorithm anxiety: omens, lamps, lanterns, and AI pilgrim notes. No guarantees.

MCP server exposing live Helldivers 2 galactic war data.

Look up Pokémon, moves, abilities, items, natures, and type matchups from PokéAPI v2.

15 tools for chess variant analysis, hex map generation, and board game utilities

Discover AI tools for game development — 100+ tools indexed by engine, task, and pricing.

Live Steam market data for AI agents: top sellers, deals, player counts. Paid per call via x402.

KAKA, an ancient amnesiac crow from klaash.club. Get a live introduction or his response log.