"Tools for optimizing prompts" matching MCP connectors:

LinkedIn data for AI agents: structured profiles, people search, companies, and posts over MCP or REST. 500 free credits, no card.

The adaptive health-messaging engine for apps and agents. Federally-sourced. Not medical advice.

400+ pay-per-call tools + 100 skill packs. USDC on 8 chains, or free via PoW.

Real-time tennis scores, players, odds and model win-probability for ATP, WTA, Challenger, ITF.

Read-only MCP server for the OrchestKit docs: full-text search + Markdown fetch. No auth.

Route crypto data needs through PubFi capability and gateway tools.

Identity infrastructure for the AI economy. Confirms if someone is known; returns inferred traits.

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

The Brain Layer for AI Trading Agents — quant calls + cross-venue arb across perp venues via MCP.

Reference data for prediction markets: graded resolution clarity, cross-venue links, provenance.

Independent auditor for construction estimates. Flags overcharge with verifiable signed receipts.

Generate and read PDFs for AI agents: a generate_pdf and a read_pdf tool, priced per document.

Intake desk for AI agents: bridges construction quotes to KIRA fair-price audit and EHN check.

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

Scan public websites for privacy, cookie, tracker, consent, policy, and disclosure risk signals. Start instantly with zero-auth Light mode—no account or API key required.

MCP server for Brazilian Federal Senate open data (legislative, administrative, e-Cidadania).

Search scored onchain agent frameworks, MCPs, wallets, tools, and live agents.

476 MCP tools across 557 fintech tools: ChainGraph AP2 decisions, execution_hash. Zero PII.

Official French & European company data for AI agents. Pay-per-call in USDC via x402, no API key.

44 crypto tools: exclusive liquidation tape, squeeze scores, funding, Solana, DeFi. x402 USDC.