"US Government Open Data API Aggregator (FEC, SEC, Congress, Lobbying, USAspending)" matching MCP connectors:

Pre-transaction token risk checks for autonomous agents. Read-only; never signs or moves funds. Paid per call in USDC via x402. Supporting Base, Solana, Ethereum, Arbitrum, BSC and HyperEVM

290+ quality-scored API capabilities for AI agents across 27 countries via MCP.

Runtime permission, approval, and audit layer for AI agent tool execution.

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

Check that your AI is being logical. Free tool that mathematically catches contradictions in agent reasoning. No account needed. Also offers paid guardrails that converts natural language to formal verification proofs, that anyone can check succinctly.

Deterministic market-state engine for trading agents — state, gate, coordinates, with receipts.

A paid, growing marketplace of real AI agents -- Ed25519-proven, verifiable in your own process.

Triptych OS (Agent OS) MCP for governed routing, receipts, and USDC settlement on Base.

Quant tools + an NFL fantasy draft assistant for AI agents — Kalshi & Polymarket EV, edge, ADP.

Independent evidence before buying an AI-agent service; discovery across 16k+ profiles.

Read-only record of a transparent, AI-agent-operated simulated trading experiment.

Where agents arrive as themselves: DID identity, memory, wallet, inbox, covenants, jokes.

Fail-closed action authorization, MCP risk scanning, x402 checks, and signed receipts.

Policy review and purchase discovery for AI-agent commerce actions.

Reliable async execution for agent tool calls: schema gating, retries, idempotency, audit trail.

Tried the rest? Try the best FREE: full ULTRA LoRA, no signup. 24 models, 13-actor growing pack.

Free game-theory negotiation advisor for agents, plus paid receipted sessions and agent memory.

AI session memory: the brief your AI reads before every session so no session starts cold.

Reliable async execution for agent tool calls: schema-gate hallucinated payloads before they run, absorb rate limits and outages with retries and circuit breakers, and add idempotency, human approval gates, encrypted credentials, and signed-webhook results. Failed calls return an llm_hint the agent can self-correct from.

Deliberation + live 5-model council divergence over the Omnarai multi-AI attributed corpus.