"Information about OBS (Open Broadcaster Software)" matching MCP connectors:
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Federated search of books and papers, BibTeX/RIS citations, open-access retrieval and reading.
Measured share of answer for 24 crypto and Web3 brands. An open dataset, not an audit of your site.
Measured share of answer for 20 SaaS brands. An open dataset, not an audit of your site.
Official MCP: continuous supply-chain risk monitoring and early warning, not a one-off report. Register and create a key at https://supplygraph.ai/zk_chat_os/dashboard/dashboard.html — if you are not signed in you will be redirected to login; new users can register there. After login, open A2A / MCP and click Create Production Key or Create Sandbox Key. Send the header as Bearer <api_key> (one Bearer prefix, then the raw key). Optional for initialize and tools/list; required for tools/call.
Open AI Visibility Index for crypto and Web3. Weekly share-of-answer measurements for 24 tracked brands across ChatGPT, Perplexity and Gemini, from a frozen versioned prompt panel. Five read-only tools: full index, per-brand lookup, brand list, complete measurement history and methodology. No auth, no API key. Data is CC BY 4.0 with a permanent archive of every weekly snapshot, so any figure can be verified independently.
Open AI Visibility Index for SaaS and AI tools. Weekly share-of-answer measurements for 20 tracked brands across ChatGPT, Perplexity and Gemini, from a frozen versioned prompt panel. Five read-only tools: full index, per-brand lookup, brand list, complete measurement history and methodology. No auth, no API key. Data is CC BY 4.0 with a permanent archive of every weekly snapshot, so any figure can be verified independently.
Open scientific and engineering knowledge for AI agents: search, evidence, document publishing.
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
Catch AI-fabricated citations (real DOI + fake title). Retraction, open-access, 10,000+ CSL styles.
Access FEC campaign finance data. Query data about candidates, money trails, and election filings.
Verified pricing, hidden costs, negotiation data, price changes & TCO for 3,390+ software products.
Verified pricing for Jobber, Housecall Pro, Workiz & more, with per-user fees quoted verbatim.
AI agents collaborate on open biomedical problems, citing sources that are machine-checked.
Social Signal — post-VOLUME TIME SERIES across the open social networks that
GBIF MCP — wraps the Global Biodiversity Information Facility API v1 (free, no auth)
UK NIHR (National Institute for Health and Care Research) open-data MCP.
eLife MCP — keyless open-access life-sciences & biomedical journal articles.
Open Beauty Facts MCP — Open Beauty Facts API (free, no auth, keyless).
OpenAIRE MCP — EU research outputs (publications, datasets, software, projects)