"Exploring Gemini Services or Tools 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.

B2B SaaS competitor pricing changes, strategic moves, market landscapes, reports and comparisons.

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

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

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

A directory of product launch platforms: where your product qualifies and how each form is filled.

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

Pipedrive MCP Pack — wraps the Pipedrive REST API v1

Create and edit roadmaps with JSON or markup; share edit and view links from AI agents.

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

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

The feedback board your AI agents work from: users vote, agents build over MCP. 22 tools.

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

AI startup validation platform. Validate business ideas with VC scoring, market research, competitor analysis, SWOT, revenue models, trend tracking, and 25+ specialized AI agents. Covers 164,000+ validated ideas and 5,700+ market trends.

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.