Search

13 MCP tools for AI agents: scrape, extract, crawl, map, search, academic papers (arXiv + Crossref), batch scrape, deep research, monitor page changes, persistent browser session, cache control. 3-tier auto-fallback ladder with free Cloudflare bypass, no API keys. Self-hosted Firecrawl alternative. `uvx pyrecrawl serve`

Generate QR codes (URL, WiFi, vCard) and barcodes as PNG/SVG. Free tier, RapidAPI key.

QRX turns a text prompt and a link into a branded, print-ready QR code that is verified to scan, with a hosted qrx.to short link you can re-point. Remote MCP, free daily allowance.

63 deterministic quant computation tools for autonomous financial agents. Options pricing, derivatives, risk, portfolio optimization, statistics, crypto/DeFi, macro/FX. 1,000 free calls/day, no signup.

Portfolio risk analytics — VaR, Monte Carlo, stress testing, optimization, Greeks. Real market data, 10 tools, free tier available.

Macro-factor quantitative signal source — 8 live-tracked strategies (US + China), free 30-day trial, AI agent self-registration via MCP tools.

MCP server for AI search visibility data. Tools: get_benchmark_latest (weekly benchmark of which AI visibility tools ChatGPT, Gemini and Perplexity recommend), get_benchmark_history (full dated history), audit_site (AI-readiness audit for any public website, 0-100 score). Free, no login, no API keys.

Draft quotations and invoices from ChatGPT, Claude, Gemini or any MCP client: 133 templates, published tax rules for 195 countries with their official sources, exact totals, and a link that opens the finished document on quotebill.com. Free QuoteBill account; clients sign in with OAuth 2.1.

Remote MCP server to check Colombian companies by NIT (tax ID): RUES commercial registry, SECOP public contracts, Supersociedades financials, procurement sanctions and OFAC/UN lists, every field with its official source URL and capture date. Connect without a key: free check (10/day); six data tools need a Business key. Read-only, companies only, not a credit score.

RankBrain AI quietly fixes your website so Google, ChatGPT and Gemini know exactly who you are and what you sell. It gives you the exact fix, applies it after you approve, and plugs into the AI tool you already use. Free for 3 days, then $5 a month.

Rankli checks whether ChatGPT, Claude, Gemini and Perplexity name your business when buyers ask, and helps you get named. Free checker

Audit any website's visibility to ChatGPT, Perplexity, Claude and AI agents (AI crawler access, llms.txt, schema, agent readiness) and generate ready-to-publish llms.txt, robots.txt and JSON-LD. Free remote MCP server, no API key needed.

Write, draw and paint with your agent in a shared Markdown editor: documents, editable diagrams and real watercolor. Free, open source, no account.

Real interest rates from 1,400+ US credit unions across 50 states. Covers mortgages, auto loans, HELOCs, personal loans, and credit cards. Rates ranked by APR with zero affiliate bias. Works with Claude Desktop and ChatGPT. Free tier available.

AI-native kitchen MCP — pantry inventory, cook-from-stock recipes, meal plans, and shopping lists with OAuth and 35+ tools. Free to start.

Plans delivery routes for up to 25 US addresses and up to 5 drivers, then shows the stop order on a map. Free, no sign in.

Remote MCP server for semantic Reddit search, trending topics and lead discovery. Requires a reddapi.dev API key; limited free plan available.

RedirHub's MCP server for managing URL redirects, hosts, and domains at scale. Full CRUD + bulk operations, access logs, usage stats, and dry-run safety. 19 tools across 15 resources. Works with Claude, Cursor, and any MCP client. Free tier available.

Ask your AI whether you're owed money from a class action. Redra is a free, read-only remote MCP server that searches current class-action settlements. Your agent uses what it already knows about you, such as brands, services and past purchases, to run narrow searches, then filters by claim status, state, settlement type, proof requirement and deadline. Results link to the official claim sites. No account or API key is needed, and Redra receives only the search terms your agent sends, never your conversation, memory or files.

One MCP server for 160+ live web-data APIs (search, social, e-commerce, real estate, jobs, finance) — clean JSON, free tier.

Keyless MCP server giving AI agents the US Federal Register: search rules, proposed rules, notices and executive orders by agency and date. Free tier.

A remote, authentication-free MCP server deployable on Cloudflare Workers.

A template for deploying a remote, authentication-free MCP server on Cloudflare Workers.

An authentication-free, remote MCP server designed for deployment on Cloudflare Workers or local execution via npm.

An authentication-free, remote MCP server designed for deployment on Cloudflare Workers or local setup via npm.

An authentication-free, remote MCP server deployable on Cloudflare Workers or locally via npm.

An authentication-free, remote MCP server designed for deployment on Cloudflare Workers.

An authentication-free remote MCP server deployable on Cloudflare Workers.

An authentication-free, remote MCP server deployable on Cloudflare Workers. Customize tools directly in the source code and deploy via Cloudflare or locally.

A remote, authentication-free MCP server deployable on Cloudflare Workers or locally via npm.