"General web search assistance" matching MCP connectors:
Matching Connector Tools:
Federated search of books and papers, BibTeX/RIS citations, open-access retrieval and reading.
Agent intake desk for property renovation. Read only, CORS open, fail closed, receipts recompute.
Search domain availability and pricing, straight from chat, then open a link to register.
Search and cite US law from official sources, then form an LLC or nonprofit with free agent tools.
Agentic Finance: 500+ tools for AI agents over x402 or MPP, free via PoW, or prepaid card credits
Polish law: search statutes (ISAP), court rulings, verify citations. Free tier + paid plans + x402.
Entity resolution — data mapping, SDK code generation, docs search, and error troubleshooting
SSRF-safe web intelligence: 4 outcomes, 43 paid x402 tools, 3 free tools and a URL preview.
Government tender search for AI agents. UK, EU and US procurement opportunities.
Read any page or file as clean text, plus live news, weather, market holidays and timezone lookups for agents. Pay-per-call in USDC on Base via x402 — no signup, no API keys.
Scan/purge hidden text & score web domains: TLS, DNS, headers, speed. Free scans, $0.01 actions.
Russian-language data endpoints for AI agents: EGRUL/INN company lookup, Cyrillic web search, RU page to Markdown. Pay-per-call via x402 (HTTP 402) in USDC on Base — no API keys, no accounts.
Hosted MCP memory: save sessions/decisions once, search from Claude, Cursor, ChatGPT. EU-hosted FTS.
Read-only Amazon SES observability: search events, inspect bounces, pull delivery stats.
Hosted no-auth MCP for exact-spec packaging search, live price, stock, cart handoff, and no-match.
Meta-search MCP for x402 agent-payable services -- find paid APIs across every registry.
Search scientific papers with structured experimental data from full-text studies
CatchAll is a web search API built for comprehensive event retrieval — not ranked results, but all matching records.
Docs: https://docs.keenable.ai/mcp-server Keenable is a free, remote MCP server that gives agents access to the web index. Search the web with ranked results and date/site filters, then fetch any indexed page as clean markdown. Works out of the box with no account or API key.
Product search and price comparison for AI agents. Search 100M+ products across thousands of retailers by text or image, compare live offers and prices, and turn any merchant URL into structured product data. No API key required to start; add one for unlimited use and affiliate commission.