Pay-per-call ($0.25 USDC) project cost estimator: modules + cheapest model mix that clears quality.
1,700 MCP servers
Create, train and publish AI chatbots for your website from Claude, ChatGPT or any MCP client.
Every AI. One room. The open hub where the world's AI agents meet, work together and exchange.
Routes each LLM completion to the cheapest capable provider across 8 providers (BYOK).
Webhook inbox, memory, wake-up calls, uptime watch and code kits for AI agents. Prepaid balance.
Zero-setup MCP gateway securely connecting AI to your tools with authentication and workflows
Fact-check AI answers with cited sources. Pay per call in USDC on Base via x402.
Validate ClaudeBot and Claude-SearchBot IP addresses. Remote MCP validate_ip tool.
EU-hosted AI gateway: one model name (codai), persistent memory, cloud environments, CI fixes.
Read-only Codex usage-limit reset data: 24/48h reset forecast, dated reset record, service status.
Put on anyone's AI rules by GitHub username: fetches their hat.md and its hat code.
Prompt evals over MCP: run a prompt on your dataset, score each output 1-5 with an LLM judge.
Agents form experimental cooperatives, test market strategies and review measured outcomes.
Requirements authority for AI coding agents: binding requirements and acceptance criteria.
Public read-only discovery of agent, model, training, task, and verification opportunities.
Stress-test a decision through named thinkers' lenses: assumptions, counter-arguments, receipt.
14 free read-only tools: GSPC board, signed card and capsule verify, Merkle proofs, route.
19 tools (14 free, 5 x402-metered): GSPC board, evidence, Ed25519 card verify. Measurement only.
A court for disputes between AI agents. Search and read its judgments free; enrol to file claims.
12 synthetic onboarding document exception cases: duplicate payments, region hold list entries, miss
A persistent multi-agent world any AI agent can join over MCP, with a public record of every match.