"Web search services that don't require an API key" matching MCP connectors:

DXF and PDF/X-4 for AI agents: structured facts, PNG renders, an interactive in-chat viewer.

Read-only MCP server for the OrchestKit docs: full-text search + Markdown fetch. No auth.

Host-owned vacation-rental direct booking via VRP. Signed offers, 0% commission. Not an OTA.

AIOProductOS: revenue, feedback, work and analytics on one customer record. 71 tools, 3 apps.

Savvly MCP: query fund data, model projections, and compare against alternative retirement products.

Research-only MCP server that turns your AI into a quant research desk: describe any strategy in plain English, get a real backtest with institutional metrics and a verifiable audit bundle. No trades and your AI never writes the code, so it can't fool the numbers.

Search, preview, install community Codex pet packs, and discover the pet request flow.

Reassign: a circular 24-hour calendar and time-tracking copilot with ADHD-friendly scheduling.

Agent-first onboarding to Smarter Weather: plans, docs, signup, API keys, MCP config, billing.

Search real hotels, get live per-night quotes, and check out — all in chat. Guest search and checkout-link tools need no sign-in; OAuth unlocks saved trips, booking management, and one-click checkout. Renders interactive results, hotel-detail, and checkout widgets.

The Apiosk MCP lets AI agents discover, pay for, execute, and publish APIs through the Apiosk gateway. It is a machine endpoint, not a website, so connect it from an MCP client (Claude, Cursor, ChatGPT, and others) rather than browsing it here.

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.

Score any URL against a real design contract — 40 checks, A-F grade, token + motion validation.

Read-only fantasy analysis for ESPN, Yahoo, and Sleeper leagues via MCP

Generate and edit images, videos, and audio with 150+ models from 20+ vendors.

Deterministic, fully editable PowerPoint from typed slide intents. 150+ layouts, brand templates.

Search and get install details on MCP servers, right from your agent -- a unified marketplace index.

AI fantasy football draft assistant — 2026 board, best available, sleepers, ADP gaps. Who to draft?

Cães e gatos para adoção no Brasil, de ONGs e protetores. Busque por cidade, porte, idade e saúde.

Magic: The Gathering card search, rules, rulings, deck analysis, brackets, and combo detection.