Servers that connect to ChatGPT by URL or config. Every card carries the server address and the step-by-step ChatGPT setup.
CISA advisories & ICS alerts: new CVEs, remediation.
- Data Preview: ✅ No API key needed — call this now. Listing: cisaalerts: CISA Cybersecurity & ICS Advisories. Price 0.01 USDC/query (max 20 queries/session). Sample questions: What CISA cybersecurity a
- A2awire Guide: ✅ No API key needed — call this now. Navigator for the full A2AWire tool surface. Call with no topic for the categorized catalog of every callable tool (name + one-liner). Pass topic=es
- Find Paid Work: ✅ No API key needed — call this now. Find paid work your agent can do right now on the A2AWire job board. Filter by capability (case-insensitive) and network (prefer testnet for cold-s
Automation · No sign-in · Free
CISA advisories & ICS alerts: new CVEs, remediation.
Development · No sign-in · Free
CISA Known Exploited Vulnerabilities catalog
Development · No sign-in · Free
CISA KEV catalog: active-exploit alerts, hourly.
Development · No sign-in · Free
CISSP certification exam prep from CISSPStudyGroup.com.
- Get Practice Question: Get a CISSP practice question from the CISSP Study Group question bank — 3,600+ exam-quality questions grounded in official ISC2 CISSP curriculum, not generic AI. Filter by CISS
- Check Answer: Check your CISSP answer and get a detailed CISSP Manager Logic explanation. Explains WHY the correct answer is right from a CISSP managerial perspective — grounded in ISC2 curriculum. Fr
- Get Study Stats: Get your personal CISSP study statistics from CISSP Study Group — total CISSP questions answered, accuracy by CISSP domain, CISSP mock exam scores, and study streak. Requires a cissp.
Automation · No sign-in · Free
CISSP exam prep: 3,600+ practice questions, study stats, and readiness scoring
Development · No sign-in · Free
Does a cited URL exist, and does the source name what your claim names?
Automation · No sign-in · Free
Analyse any public webpage for GEO/AEO opportunities, compare it with up to six competitors, and identify citation gaps that may cause AI assistants to favour…
- Audit Page: Audit a single page's on-page GEO signals and return a structured score and summary.
- Generate Fixes: Return prioritised on-page GEO fixes for a single page.
- Compare Competitors
Automation · No sign-in · Free
A free, self-hosted MCP server that tells your agent what LLMs cite - across Perplexity, Google AI Overviews, ChatGPT, Claude, Gemini, and Bing.
- Citations.Check: Return URLs cited by an AI engine (Perplexity, Claude, ChatGPT, Gemini, or Bing) for a query. Use this when an agent or user wants to see what sources an AI search engine grounds answ
- Domain.Am I Cited: Check whether a domain is cited by an AI engine across a cluster of queries. Returns per-query presence, rank, and a citation-rate summary. Use to measure visibility for a brand, pr
- Signals.Ai Overview: Check whether Google shows an AI Overview for a query, and which URLs it cites. Uses SerpAPI (free tier: 100/month). Set SERPAPI_KEY.
Search & Research · No sign-in · Free
Deterministic legal citation verification for AI-generated legal briefs.
- Verify Citation: Checks every legal citation in the given text against primary sources: does the cited case exist (Layer 1, CourtListener database lookup — deterministic, no LLM), does a quoted passag
- Verify Document: Fetches a document (PDF, DOCX, or plain text) from a URL and runs the same 3-layer citation verification as verify_citation. Use this when you have a link to a brief rather than paste
- Get Verification: Retrieves a previously run CitationSafe verification (by the verificationId returned from verify_citation/verify_document, or from a citationsafe.com/v/{id} share link) and returns i
Cloud & Databases · No sign-in · Free
Verifies legal citations vs primary sources: existence, quote match, proposition support.
Development · No sign-in · Free
Citation Style Language locale shape, body discarded
Development · No sign-in · Free
Checks whether AI search engines cite your target domains for a prompt.
Development · API key required · Free
Real-time fact-check, citation verification, and source-freshness for AI agents.
Development · No sign-in · Free
Cloudflare Workers MCP server: citation-verifier
Development · No sign-in · Free
Remote MCP server for full read/write access to a Zotero library
Development · No sign-in · Free
Cite Caddy gives full read/write access to a Zotero library — search, add, tag, update, delete, and move items; create, rename, and delete collections…
- Search Items: Search the Zotero library. Read-only.
- Get Item: Fetch one item by key. Read-only. Use this to get an item's current `version` right before a mutating call, if you don't already have a fresh one from search_items. `creators` is a list of {
- List Trash: List items currently in the trash -- soft-deleted (e.g. via the Zotero desktop app's "Move to Trash", or trash_item), but not yet permanently gone. Read-only. Each result's `key`/`version`
Search & Research · No sign-in · Free
AI visibility, brand rankings, citations, SEO keywords, trends, and scheduled prompt trackers.
Advertising · No sign-in · Free
Cite42 gives AI agents AI-search visibility, citations, SEO keywords and trends, plus four weekly or monthly trackers: AI visibility tracker, AI competitor…
- Cite42 Credits: Check the remaining Cite42 credit balance for the connected account. Free: costs 0 credits. Covers AI-search, citation, SEO, keyword, trend, and market-research data. If a plan needs m
- Cite42 Pricing: Get the exact Cite42 price table in credits: per-model rates, flat-rate tools, workflow maximums, and which tools are free. Use it to answer any "how much does X cost" question or to e
- Cite42 Usage: Get recent Cite42 usage for the connected account: the last calls with their cost and status, spend today and this month, spending limits, and the remaining credit balance. Free: costs 0
Advertising · No sign-in · Free
AI-answer-engine visibility scans for local businesses, as agent tools
Development · No sign-in · Free
AI marketing: SEO articles, trend scouting, competitor analysis, social media, lead magnets
Advertising · API key required · Free
Verify citations in AI text: fetches each cited source, returns verdicts with evidence quotes.
Development · No sign-in · Free
AI-search visibility (GEO) analytics: brand scores, competitor rankings, recommendations, evidence.
Analytics & Data · No sign-in · Free
Find scholarly sources, format verified citation metadata in 60+ academic styles, and check pasted bibliographies for matching records and citation issues.
- Search Citations: Search scholarly sources by topic, title, author, DOI, or ISBN and return matching works as formatted citations. Resolved works may be merged into CiteMe's shared scholarly catalog a
- Format Citation: Format citation data (title, authors, year, etc.) into a specific citation style. The formatted result may be stored in an operational cache; the tool does not publish content or modi
- Check References: Verify a user-provided bibliography against scholarly sources and return match status, identifiers, and citation issues. Results may be cached for up to six hours and usage may be lo
Automation · No sign-in · Free
AI visibility for marketing teams, exposed to your agent.
- Citepatch Apply Patch: Apply an approved patch via connector (opens a reviewable PR/draft). Org mcp_apply_enabled opt-in required. First call without confirmed returns confirmation_required + one-use
- Citepatch Get Brand Truth: Returns approved Brand Truth facts for a project. Requires project_id. Facts are verified only when approved in CitePatch.
- Citepatch Get Evidence For Gap: Returns the real evidence chain for a gap. Requires project_id and playbook_id, where playbook_id is the stable ID from actionable_gaps (internally the opportunity ID).
Advertising · No sign-in · Free
Search is moving from ten blue links to AI-generated answers.
- Citerank Analyze Url: Run a full AI visibility audit on any public URL. Returns schema analysis, AI citation score, E-E-A-T signals, agentic readiness, and prioritized issues with specific fixes.
- Citerank Check Brand Citations: Check whether a brand/domain is cited in AI-generated answers (Google AI Overviews, Gemini). Returns citation rate, share of voice, top cited queries, and competitor so
- Citerank Generate Schema: Generate production-ready JSON-LD structured data for any URL. Analyzes page content and produces schema markup ready to implement.
Development · API key required · Free
Full AI visibility audits: schema, citations, agentic readiness, agent journeys, WordPress deploys.
Design & Websites · API key required · Free
Citation-health over a CC0 citation graph: what supports, refutes, or cites a paper.
Development · API key required · Free
Read-only access to your Citlyze workspace: AI search visibility, citations, and recommendations.
Search & Research · API key required · Free
Official real estate data provider for Estonia.
- Search Listings: Search real estate listings by property type, transaction type, price range, area, floor, lot size, and location. Use locationName for the most specific known location (e.g., street,
Marketplaces & E-commerce · No sign-in · Free
