"Web search without requiring an API key" matching MCP connectors:

SSRF-safe web intelligence: 32 paid x402 tools, 3 free tools, buyer prompt and guide.

Deterministic AI agent microtools, no accounts/API keys. fetch_extract: 98% token cut. 38 tools.

Clean YouTube transcripts for agents: single videos, channels, playlists, plus AI caption cleanup.

An MCP server that gives any LLM or agent clean YouTube transcripts on demand: a single video, a whole channel, or a playlist, plus AI cleanup of auto-generated captions. API-key auth, credit-based, same backend as the public v1 API. Get a free API key with 25 free credits at youtubetranscriptdownload.com/account.

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

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.

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.

Pay-per-call web scraping for AI agents via x402 on Base USDC. Six tools, no signup.

Pay-per-call web scraping for AI agents — no signup, no API keys, just USDC micropayments via the x402 protocol on Base. Six tools: scrape webpages, extract structured data, capture screenshots, parse metadata, manage browser sessions, and run workflows. Runs on Cloudflare Workers with Browser Rendering. Free tier: 10 calls per wallet per 30 days.

Do things on live websites: prices, availability, quotes, bookings, anything behind a form or login.

Track prices & price history on any online shop, with alerts and an API

Website intelligence audits for AI agents: free preview plus x402-paid Agent Readiness scoring

Web search, page reading and structured extraction for AI agents, with strong RU coverage

Verified job search: every listing confirmed live and accepting applicants within the last 72h.

Capture batches of public web pages in a real browser and download the screenshots as a zip.

Per-call data for agents: graded behavioural science, dark-pattern detection, web fetch, geocode.

Fetch any web page's HTML, AI-parsed JSON, or Google results via the ScrapeUnblocker anti-bot API

Fetch any web page's fully rendered HTML, AI-parsed structured JSON, or Google search results through ScrapeUnblocker's anti-bot scraping API (bypasses Cloudflare, DataDome, PerimeterX, Akamai). Bring your own API key.

8 pay-per-call web intelligence tools for AI agents: detect a site's tech stack and track stack changes, check domain health, extract structured data or clean markdown from any URL, turn sitemaps into knowledge bases, analyze Shopify and Zid stores. Free discovery + pricing_info; paid calls $0.01-0.02 in USDC on Base via x402 — pay only for successful runs.

Reliable web access for AI agents: smart HTTP, rotating proxies, and full-browser rendering.