"Free Tools for Online Searches" matching MCP connectors:
Matching Connector Tools:
Trust layer for AI agents: signed delegation decisions, passports, and 16 verified guest tools.
Concierge for AI agents: takes action in the physical world — book, order, register, resolve.
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.
OneHaus household tools: tasks, calendar, contacts, pets, vehicles, documents and more.
Structured aquarium, marine, terrarium and paludarium data for AI agents.
CatchAll is a web search API built for comprehensive event retrieval — not ranked results, but all matching records.
rnv-color-mcp, a hosted color-workflow MCP server (Python, Streamable HTTP). Tools: mix (including Kubelka-Munk paint physics), convert between formats, generate harmonies, transform text case, and save/list/get named palettes. It resolves hex / CSS / custom brand color names and refuses unknown colors rather than guessing.
Evidence-gated task verification for AI agents. Decompose goals into acceptance criteria, attach proof (screenshot, curl, file), independent LLM judge accepts or rejects. 24 tools. Hosted remote MCP (streamable-http, OAuth 2.1 + DCR).
Public data intelligence for AI agents — CVE, compliance, patents, contracts, domains.
Structured iGaming reference: slot specs & RTP variants, providers, regulators, news and jobs.
Free platform to test MCP clients without installing anything. Create mock tools with dynamic templates, configurable delays, conditions (if/then), and response sequences. Supports JSON-RPC 2.0 over Streamable HTTP. Built-in text_echo and json_echo tools. Rate-limited tiers: anonymous (5 calls/min, 1 mock tool), registered (10 calls/min, 4 mock tools), premium (60 calls/min, unlimited). Zero setup — no install, no registration required. More info: https://www.testmcp.dev
Household finance memory, budgets, transactions, and monthly reviews for AI assistants.
CompanyLens is a remote MCP server giving AI agents instant access to official company registry data across 19 jurisdictions in Europe, the Americas, and Asia-Pacific. Eighteen read-only tools let you search companies and people, look up officers and beneficial owners, map corporate networks through shared directors, screen names against the UK disqualified directors register, find every company at a registered address, and pull filing history — all from a single connector. Visit our website: https://companylens.io
Eligibility-first UK & EU grant discovery, inside ChatGPT and Claude. Checks eligibility before recommending, explains why each grant fits, and cites the funder's own page on every answer — with an honest "competition_risk: unknown" when the data isn't there. 6 tools: search, fetch, find_opportunities, should_apply, explain_opportunity, complete_profile. Transport: Streamable HTTP. Auth: OAuth 2.1 + PKCE. Free to install, no card required.
MCP server for GOV.UK — search, content retrieval, organisation lookup, and postcode resolution.
DMARC analytics for AI assistants — domain health, SPF/DKIM records, compliance stats, anomalies.
MCP server for German & EU law. Verified, citable legal context for any LLM. Daily updates from official sources, hosted in Germany
Pay-per-use tool API for AI agents. Free tier, x402 USDC micropayments, or API key.
Public MCP discovery for Blocksize market data, pricing, and docs.