Herramientas

Official Spark mail skills: agents read mail, calendar, contacts and teams, with flows for morning briefs, inbox zero, meeting prep, follow-ups and weekly reports. Needs Spark desktop on macOS or Windows with the CLI enabled; set read-only, organize or send access per account.

Gives agents 250+ Financial Modeling Prep endpoints: financials, valuation and technical indicators, insider and congressional trades, SEC filings and earnings calendars. Needs an FMP API key (free tier); connect to the author's hosted URL or run locally on Node.js 25.3+. Results need expert review.

Octagon AI's official research MCP: ask in plain language about SEC filings, earnings calls, financial metrics, stock and crypto prices and news; also prediction-market reports and a deep research agent. Needs a free API key and Node.js. Not investment advice; verify findings.

Microsoft's official MCP: query Clarity traffic, behavior metrics and session recordings in plain language, filtered by device, browser, country and more, to dig into landing page conversion. Needs Clarity installed on your site, a data export API token and Node.js.

Salesforce's official hosted MCP servers: after an admin enables them in Setup with an OAuth external client app, agents can query and update CRM records and run Flows under the user's permissions. Needs Enterprise Edition or higher, or a free Developer Edition org. Repo holds docs and Q&A.

Connects to the St. Louis Fed's FRED database: search and pull 800,000+ macroeconomic time series (GDP, unemployment, inflation, interest rates) with built-in year-over-year and period-over-period changes. For macro research, investing and teaching. Needs a free FRED API key and Node.js.

Lets agents view, create and update Zendesk tickets and comments, read Help Center articles as a knowledge base, and use built-in prompts for ticket analysis and reply drafting. Each support rep signs in with OAuth after an admin registers an OAuth client. Install from source.

From Twilio Labs: exposes Twilio's public APIs (SMS, voice, phone numbers, Serverless and more) as MCP tools generated from its OpenAPI specs, with filtering by service or tag. Needs a Twilio API key; marked as a proof of concept.

Official MCP (beta) from payments and POS platform Square: lets agents query and manage transactions, orders, refunds, invoices, inventory and customers for reconciliation and reporting. Hosted, with Square OAuth sign-in, nothing to install; confirm refunds and other writes manually.

Official Google Ads API assistant: ask in plain language, generate and validate GAQL queries, run them to export account data to CSV, and debug offline conversion uploads. Account-changing code is generated, not run. Needs a developer token, credentials file and Python 3.10+.

Wolfram's official agent tools: use the Wolfram Language and Wolfram|Alpha for symbolic and numeric math and scientific and statistical data, for teaching and research. The command runs the official Docker image with a free developer license; Wolfram 15+ users can install it in the app.

PostHog's official plugin with a built-in MCP and 30+ skills: query product analytics, feature flags, A/B experiments, dashboards and error tracking from chat, and optionally send Claude Code sessions to LLM Analytics. Needs OAuth sign-in with a PostHog account.

MLflow's official skills plugin: lets coding agents add MLflow Tracing to LLM apps, analyze failed traces, build evaluation datasets and scorers, and query token and latency metrics, closing the instrument, evaluate, iterate loop. Needs MLflow 3.8+.

Twelve Data's official MCP: real-time and historical prices for stocks, ETFs, forex and crypto, 60+ technical indicators, plus financials, dividends, fund holdings, company news and SEC filings. Hosted; sign in with your Twelve Data account in the browser, no API key to copy.

Discourse's official MCP: lets agents search and read forum topics and posts and view categories and users. Read-only by default and no account needed for public forums; posting and replying require a site API key and the --allow_writes flag. Needs Node.js 24+.

Zendesk's official CLI: preview, import and publish Help Center themes locally, and create, package and deploy Zendesk apps such as ticket sidebar apps. Needs a Zendesk account, Node.js 20.17+ and yarn, some HTML/CSS for themes; run zcli login first.

42 official AWS skills for healthcare and life sciences: medical coding and terminology mapping, FHIR/HL7 parsing, claims and prior authorization rules, medical imaging, pharmacoepidemiology and genomics, per US standards. Some need local software. Not for clinical decisions; expert review required.

Lets agents create, search, update and reply to Freshdesk tickets, add internal notes, and look up contacts, companies and agents, so support teams can process and summarize tickets in bulk. Needs a Freshdesk API key and account domain; runs locally with uvx.

Official MCP from Nutrient (formerly PSPDFKit): merge PDFs, convert between Office and PDF, OCR, watermark, redact personal data, add digital signatures, and extract fields from invoices and contracts. Files are processed in Nutrient's cloud; needs a free account (page-based credits) and Node.js.

Pinecone's official plugin: bundles the Pinecone MCP server and /pinecone skill commands to create vector indexes, upsert data, search in plain language, or build a document Q&A assistant with citations from Claude Code. Needs a Pinecone API key (free sign-up); Assistant features also need uv.

Beancount's official query tool, bean-query: run SQL-like queries on plain-text double-entry ledgers to get balances, income and expense summaries and account details, for agent-assisted bookkeeping. Needs uv or Python 3.8+ and a Beancount ledger; have an accountant review reports.

Reads local hledger plain-text ledgers to produce balance sheets, income and cash flow statements and spending stats, and can add or edit entries (dry-run previews, backups before writes). Needs hledger and Node.js; start read-only. Have an accountant review reports.

Official MCP for Norman, a German bookkeeping and tax service: create invoices (including ZUGFeRD e-invoices), categorize transactions, match receipts, preview and file VAT returns, and prepare GmbH/UG formation documents. Needs a Norman account (OAuth); a tax advisor should review filings.

CoinGecko's official MCP: query prices, market caps, exchanges and price history for 10,000+ crypto assets, plus on-chain DEX data. Connect to the free keyless public server (shared rate limits) or use a Pro API key for higher limits and the full toolset. For research only, not investment advice.