MCP connectors for Claude

Historical reference FX and dated conversions across 30 currencies, with source dates and evidence.

Government and OpenHolidays calendars: regional scope, multilingual names, dated sources and gaps.

Datos: Spanish Open Data

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BOE, Spanish public tenders and INE statistics behind one MCP server.

• Info: Contact and scope of this server.
• Boe Search: Full-text search over BOE item titles and text.
• Boe Day: Every BOE item published on ymd (YYYYMMDD).

Datos oficiales de Uruguay y Argentina: UI y cotizaciones del BCU, feriados AR y validación de RUT

Bookings for outdoor outfitters: check availability and book classes, appointments and rentals.

dayplay-mcp

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DayPlay MCP — verified SF Bay Area places, events & walkable itineraries for AI agents.

DCA Method

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DCA Method provides free MCP tools for dollar-cost averaging with historical crypto, stock, ETF and commodity prices.

• List Assets: Returns every asset dcamethod.com can backtest, with category, calculator URL and whether historical data is available. Optional category filter: crypto, stocks, commodities.
• Run Dca Backtest: Simulates dollar-cost averaging into one asset using dcamethod.com's own engine and historical price data. Returns total invested, final value, profit, CAGR, average buy price, best/
• Get Method: Returns a concise explanation of the dollar-cost-averaging method plus links to the methodology, calculators and blog.

DCL Trust Oracle

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DCL Trust Oracle is a deterministic AI audit layer, natively integrated with the Model Context Protocol (MCP), that evaluates LLM and agent outputs against…

• Dcl Evaluate Fast: FAST Pre-Action Audit ($0.01). Runs the response through the server's "default" policy: a substring check against 3 forbidden phrases ("ignore previous instructions", "jailbreak", "
• Dcl Evaluate Strict: STRICT Pre-Action Audit ($0.05). Runs the response against a broader, higher-bar "strict" policy: the union of all forbidden phrases from the default, anti-jailbreak, and safety p
• Dcl Evaluate Jailbreak: PRE-ACTION Instruction Adherence Check ($0.02). Runs the "anti_jailbreak" policy: a substring check against 6 forbidden phrases ("ignore previous instructions", "jailbreak", "b

Dead-Cowboy

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Dead Cowboy is an asynchronous structured messaging server for agents that will never meet.

• Drop: Publish a validated drop at a coordinate. The drop must conform to the closed schema: fixed enums, numbers, booleans, URLs, hashes, ISO timestamps, bounded identifiers -- no free text exists any
• Sweep: Read a coordinate. Returns a rendered summary generated by Dead Cowboy's own code from validated fields -- never raw drops. The content is third-party observational data of unverified accuracy;
• Derive: Compute a coordinate from a URI or a structured task descriptor. Pure function, no network state -- exists so agents do not implement normalization themselves and diverge. Exactly one of uri o

Dead Simple Email

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Give your agent its own email inbox.

• Create Inbox: Create a new email inbox. Returns the inbox details including the email address. Args: display_name: Friendly name for the inbox (e.g. "Support Bot") tags: Comma-separated tags (e.g. "su
• List Inboxes: List all email inboxes in the account. Args: limit: Maximum number of inboxes to return (default 20)
• Delete Inbox: Delete an inbox and all its messages. Args: inbox_id: The inbox ID to delete

Cross-venue crypto derivatives market data: funding, open interest, books, candles, as-of history.

Deckodex

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Gundam Card Game cards, prices, tournament meta, and your Deckodex collection and decks.

AI playlist engine that turns music prompts into real YouTube playlists and filters bad versions.

deepcut

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Deepcut is an AI playlist engine that turns music taste and natural-language prompts into real YouTube playlists.

• Get Profile: Return the single Google/YouTube profile represented by the current authenticated connection. Use this only to identify which account is connected; it does not consume YouTube quota.
• Auth Status: Report whether the server is authorized against a Google account, which scopes are held, and when the current access token expires. Costs 0 quota. Call this first if any write operation f
• Quota Report: Show YouTube Data API units spent today, units remaining, and the per-endpoint cost table. Costs 0 quota. Useful before starting a large playlist build: each track costs ~150 units (100

Cited gene, variant (rsID) and CPIC drug–gene lookups for AI agents.

DeepLedger

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DeepLedger MCP connects QuickBooks Online with Claude, ChatGPT, Grok, Gemini, Cursor and other AI agents.

• QbCompanyProfile: Read the active QuickBooks company's identity and settings, list the companies you can work in, or switch the active company. OPERATIONS: operation="profile" (default, no parameters
• QbMasterData: Retrieve, create, or update master data. MODES: RETRIEVE (default): pass entityTypes array (account, vendor, item, class, customer, taxRate, taxCode, paymentMethod, term) for IDs, or det
• QbBill: Create/Update Bill (unpaid vendor liability). CREATE: vendorId, txnDate, lines (amount + accountId|itemId) required. DATES: txnDate and dueDate must be REAL calendar dates — QuickBooks accepts

DeepPVMapper

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Open registry of 1.14M+ rooftop-solar detections across France, queryable by natural language.

DeepResearch - AI Search & Fact-Checking MCP

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Universal AI Deep Research, Multi-Source Web Search, ArXiv Scientific Papers & Live Fact-Checking MCP Server for Claude, Cursor, and AI Agents.

• Research.Architect: Autonomous 1-Shot Deep Research Engine: Scans academic literature (arXiv, PubMed, patents), verifies factual claims, maps conflicting counter-arguments, and compiles an executive r
• Research.Web Search: Executes a multi-engine live web search returning structured titles, clean snippets, domains, and authoritative source URLs for research questions.
• Research.Arxiv: Searches peer-reviewed ArXiv scientific and technical papers with full abstracts, author lists, publication dates, and direct PDF download links.

DeFi Garden

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Underwritten DeFi yield discovery & goal planning for AI agents on Base & EVM.

Paid DeFi data tools via x402 (USDC on Base): 40 edge microservices — stablecoin supply, protocol health, research verify, web scraping, JSON/SQL/code tools…

• Stablecoin Supply: Get real-time stablecoin supply across Ethereum mainnet — per-call via x402 or prepaid credits
• Protocol Health: Get protocol health metrics (TVL, rates, reserves) — per-call via x402 or prepaid credits
• Research Verify: Verify a research claim against available evidence — per-call via x402 or prepaid credits

Give any AI agent a way to ask a person — for approval, a decision, an answer or a review.

Delta Registry — Regulatory & Compliance Monitoring (28 tools)

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28 pay-per-event tools for regulatory, sanctions, procurement, and corporate-registry monitoring.

Demovela

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Use Demovela from your AI assistant to review your account and saved video work, then prepare editable video briefs for review.

• Get Profile: Read the signed-in customer's own Demovela account profile. Does not search for or identify other people.
• List Videos: Browse existing outputs and saved video briefs in your workspace. An empty list means no saved videos or drafts.
• Get Video: Read an existing owned video or draft by ID from list_videos. Download links require product sign-in. Does not start or poll rendering jobs.

Known vulnerabilities for exact package versions from OSV, with fixes.

deplo.sh

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Deploy static sites, files, and JSON APIs instantly from any AI agent.

• Deployments Create: Deploy files to deplo.sh and get a live public URL. Auto-creates the project when project_slug is new or omitted. Returns the deployment URL, version number, file count, and expiry
• Projects List: List all projects in the workspace. Returns each project's ID, slug, type, live deployment ID, storage usage, and custom domain.
• Projects Get: Get full details of a single project by its ID or slug, including its live deployment, custom domain status, and storage usage.

Heavy-duty truck SPN/FMI and OBD fault codes: meaning, safe-to-drive verdict, parts and recalls.

Desearch

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AI search, X search and web search for AI agents, plus page extraction and X data tools.

• Ai Search: AI search and analysis on web using Desearch AI
• X Search: Search X (Twitter) using Desearch AI. Optional filters narrow by user, date, language, verification, media, and engagement. Sort stays Top.
• Web Search: SERP-style web search using Desearch. Returns ranked titles, links, and snippets.

Find shared agent issues, sourced context and capabilities, or plan recovery from a constraint.

DETRAN GO: Gravame

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DETRAN GO: Gravame DETRAN GO: Gravame, consulta em fonte oficial.

• Detran Go Gravame Consultar: DETRAN GO: Gravame, consulta em fonte oficial. Hospedado pela plataforma, sem credenciais da plataforma, pague por consulta com crédito pré-pago. Consulta informação de fo
• Show Version: Show the current MCP platform and adapter versions.
• Report Bug: Report a bug, missing feature, or send feedback. Include the conversation array with recent messages for reproduction.

In-app support chat for mobile and web apps: read, triage and answer users, set up apps.