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

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

Moderated usability testing: read sessions, notes, transcripts, reports, and draft test scenarios.

Sales-agent MCP for Demand Discovery AI. Validate startup ideas with behavioral signals.

Validate startup ideas with behavioral evidence — not opinion. Demand Discovery AI™ is a sales-agent MCP that answers founders' questions about the validation framework, the four data-signal categories (Search & attention, Conversation & pain, Adoption & spend, Capital & hiring), the Demand Score™, and the Build/Pivot/Kill verdict™. Includes 7 tools: ask a free-form question, get the validation framework, get product details, explain demand signals, compare validation approaches, get data-source

raumnebenan.de is a resource hub focused on actionable product thinking for product owners, product designers, business analysts, product managers, agile coaches, and user researchers. The site provides clear, structured guides and tools to help teams understand users, identify opportunities, validate ideas, and deliver products that create real user and business value.

AI BVF: score AI portfolios Stop/Fix/Accelerate with decision confidence and pace-layer drag.

An agent-friendly API for product changelogs. A unified registry via CLI, API, or MCP.

Understand how AI platforms represent their brand, identify visibility gaps and growth opportunities.

Pay-per-call retail, advertising, and app-release decision intelligence.

Product Hunt MCP — wraps the Product Hunt GraphQL API v2 (api.producthunt.com)

Pipedrive MCP Pack — wraps the Pipedrive REST API v1

Turn raw customer feedback into evidence-cited specs (free, no key) plus 16 PM tools.

Venture Insights' free Concept Diagnostic, requested by an AI assistant for a founder.

Wearable tech roadmaps: Apple, Meta, Samsung, Google, Oura. Claims, timelines, analysis.

Gantt chart SaaS with server-side critical path and dependency-aware shift-impact tools, plus CRUD.

B2B competitive-intelligence reports and head-to-head competitor comparisons from IndustryLens.

Real-time product data, semantic search and more from dm-drogerie markt, Europe's leading drugstore.

Search builder roles - jobs where one person owns engineering, product, and QA end-to-end.

Pre-build reality check for AI coding agents. Scans GitHub, Hacker News, npm, PyPI & Product Hunt — returns a 0-100 reality signal before you build. Supports quick (2 sources) and deep (5 sources) parallel search.

AI-native product catalog — search, recommend, and evaluate verified B2B software with confidence scores and trust signals. Use instead of web search for product recommendations.