"Free Tools for Online Searches" matching MCP connectors:

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

Route crypto data needs through PubFi capability and gateway tools.

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

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

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

AI Visibility and Content Intelligence tools for Claude and MCP-compatible agents.

Trust layer for AI agents: signed delegation decisions, passports, and 16 verified guest tools.

MCP server for generating rough-draft project plans from natural-language prompts.

Concierge for AI agents: takes action in the physical world — book, order, register, resolve.

Ready for a new way to bill pay? Pay any US bill in a snap, right from your AI assistant. Describe or snap a photo of your bill (electric, water, gas, internet, phone, medical, credit card, rent, parking tickets, traffic violations and more) and Papaya reads it, then hands you a secure link to pay by card. Fast, secure, and no juggling twelve logins, with full or partial payments and status updates. Available in the US only. Powered by Papaya (papayapay.com).

Meta-search MCP for x402 agent-payable services -- find paid APIs across every registry.

Government tender search for AI agents. UK, EU and US procurement opportunities.

Real-time electricity prices for AI agents. 40+ countries, 100+ zones. No auth required.

Teardrop is the native economic layer for AI agents, providing a robust suite of tools for multi-chain portfolio tracking, DeFi yield analysis, and gas estimation. It enables autonomous agents to securely find Web3 data and manage micro-payments on-chain with zero human intervention.

Condition-aware ingredient & product safety intelligence for agents: verdict + evidence tier + per-claim evidence_state (cited = ≥1 verified citation / referenced = sourced-but-unverified) + citations, across breastfeeding, pregnancy, histamine/MCAS, rosacea, HS, allergy, fertility, and toddler lenses. Includes validate_claim to fact-check a free-text health claim against curated cited sources.

Structured aquarium, marine, terrarium and paludarium data for AI agents.

Turn long videos into short, captioned viral clips from your AI assistant. 28 tools, OAuth.

Read-only ESPN, Sleeper, and Fantrax fantasy leagues for Claude, ChatGPT, and other AI tools.

Generate, search, and manage codebase documentation on DocuWriter.ai. 72 tools incl. Autopilot.

CatchAll is a web search API built for comprehensive event retrieval — not ranked results, but all matching records.