Which remote MCP servers actually answer

Browse, verify and buy Twelve Permissions NFTs on XRP Ledger. Every claim is checkable.

Twelve Data: stocks/ETF/forex/crypto time series, quotes, dividends, splits, earnings.

Read people, companies, opportunities, notes and tasks; create and update records in Twenty CRM.

Twilio MCP Pack — send SMS, list messages, make calls via Twilio REST API.

Twinmotion rendering via APS — import Revit, set environments, render images, export video.

Twitch MCP — wraps the Twitch Helix API (read-only)

X/Twitter reads, search, monitors and posting. Pay-per-call in USDC — no signup, no API keys.

15 Twitter / X endpoints. Pay per call in USDC via x402.

Scrape Twitter/X profiles, tweets, search. No API key. Structured JSON. x402 pay-per-call.

Human feedback for AI agents: share HTML, get a live review link, read anchored notes as markdown.

Verifies AI agent work end to end: real artifacts and outcomes checked, not self-reported success.

Taiwan Stock Exchange (TWSE) open data as MCP tools: stock quotes, ETF data, 140+ public datasets.

AI agent trust scoring on Solana. score_agent, preflight_check (free); get_trust_receipt (x402).

Connect your Uber Conta by Digio account to AI via Brazil's Open Finance: balances, statements, card

Udbud.dk MCP — Danish government public procurement notices (keyless).

Order UGC video campaigns from vetted creators. Drafts are confirmed and funded by a human.

Bible MCP — wraps the Bible API (free, no auth)

STOP UI SLOP. Free UI Slop Gate; full UIZZE adds 800K+ real screens, search, and finish gates.

UK Contracts Finder MCP.

UK due diligence — Companies House, Charity Commission, Land Registry, Gazette, HMRC VAT

UK Food Hygiene MCP — Food Standards Agency food hygiene ratings (FHRS)

The Gazette — official UK public record: insolvencies, winding-up petitions, deceased estates

UK legal research — case law, legislation, Hansard, bills, votes, committees, HMRC, citations

UK ONS MCP — Office for National Statistics (no auth)

UK Parliament MCP — Members, Bills, Hansard APIs

UK Health Security Agency (UKHSA) data dashboard MCP — keyless.

UK Police MCP — wraps the UK Police Data API (free, no auth)

Ukraine entry rules, border crossings, customs, safety and war-risk travel insurance. 10 languages.

UKRI Gateway to Research (GtR) MCP — every grant awarded by the UK's seven

ULID MCP.

Bluesky MCP — wraps the AT Protocol API

Search Umesh Malik's blog, fetch posts as Markdown, list topics, get his profile.

UN Sustainable Development Goals (SDG) Indicators MCP — UN Statistics Division.

Live exit costs by venue, depth concentration, and a sealed calls record that keeps its misses.

Conformal TCG risk forecasts + AI card grading, x402 pay-per-call oracle, on-chain soul agents.

Search uneed.best's curated product directory: launches, rankings, deals and alternatives

UNESCO Institute for Statistics (UIS) MCP — keyless.

UNESCO UIS statistics (education, science, culture) with full provenance and fixed releases.

UNHCR Refugee Data Finder MCP (keyless).

Find, rank, and compare student rooms from UniAffitti public listings.

UNICEF Data (UN Children's Fund) MCP — global statistics on child health,

Unicode character MCP.

Connect your Unicred account to AI via Brazil's Open Finance: balances, statements, cards, investmen

UniProt MCP — protein sequence + function database.

Unit conversion — length, weight, temperature, volume, speed, data. x402 micropayment.

Universities MCP — Hipolabs Universities API (free, no auth)

Search and explore residential properties that aren't for sale (yet)

Playbook engine: non-dev founders land first paying customer in 60 days or refund

The Uno Platform MCP Server to get up-to-date docs and prompts

Unpaywall MCP — open-access lookup for scholarly papers (free, no key)

URL intelligence for AI agents. One URL in, structured security and data quality signals out.

Financial data MCP for market, company, news, macro, and US Congress research.

Unsplash MCP.

AI agent website builder. Create and publish link-in-bio sites via MCP or REST API.

Books MCP — wraps Open Library API (free, no auth)

Bored MCP — wraps Bored API (free, no auth)

Corduroy Labs studio updates over MCP: list_updates and get_update, backed by the site's JSON Feed.

Federally-sourced health facts/lists/tips as agent-callable cued-stream tools. Not medical advice.

Publish to social channels from your AI agent. Threads is live; nine more await review.

MCP server for Uploadcare — files, groups and webhooks; upload and store files.

Search Upsalt venues, check availability, and book, view, or cancel a reservation.

Audit a site's structured data and llms.txt, match a trade to a template, and quote real prices.

Free anonymous website, DNS, email and TLS checks, plus read-only access to your monitors.

Monitor uptime and incidents, run checks, and publish status updates from your Uptimepage org.

Free, open MCP server for The Urantia Book. 197 papers, 14,500+ paragraphs, 4,400+ entities.

日本企業の第三者認証(ISO 27001/Pマーク/ISMAP等)を公開情報から実調査し、5区分の判定と証跡URLを返す。未確認は未取得の断定ではない。

Breweries MCP — Open Brewery DB API (free, no auth)

URL parsing & building MCP.

AI URL safety validator: SAFE/SUSPICIOUS/DANGEROUS verdict, trust score, threat intel.

Shorten URLs with hash-based codes or custom aliases. x402 micropayment.

Capture batches of public web pages in a real browser and download the screenshots as a zip.

URLhaus MCP — wraps abuse.ch URLhaus malware URL database (free, no auth)

urlscan.io URL scanner — search/result keyless, submit needs key

Pay-per-call US brand evidence and signal workflows with free MCP discovery and x402 payments.

Current drought conditions and severity across the United States

21 paid tools: US macro data, SEC EDGAR filings, on-chain EVM reads. Settled in USDC on Base.

US state & local awarded government contracts, normalized across jurisdictions — keyless

US ISO Grid MCP — real-time electricity generation, fuel mix, demand,

US macroeconomic data: inflation, jobs, GDP, energy, and Treasury yields

US mortgage calculations and 50-state property tax data. No auth required.

US News Feeds MCP.

US real estate data: home prices, rents, and market trends

US state DMV data: vehicle and EV registrations, office locators, live wait times

US market snapshot, stock fundamentals, prices, statements, news and analyst views

US tariff & trade truth: duty actually paid by origin/HS 2017+, HTS rulebook, CBP rulings. No key.

USAJOBS.gov MCP — US federal job postings

USAspending MCP — Federal spending data from USAspending.gov API

Access US federal award, recipient, agency, and spending analytics data from USAspending.gov.

USDA Food Data Central MCP

SNAP participation, food insecurity indicators, and agricultural statistics

Search foods, compare nutrients, and look up the full USDA FoodData Central database.

Live tools for USDi: CPI-indexed exchange rate, contract/pool addresses, and mint/redeem mechanics.

Real estate market intelligence, calculators, and capital advisory for US investors.

日本の中古バイク・原付の買取相場照会と出張買取申込（神奈川・東京・埼玉・千葉・茨城）。UsedBikeCenter ZAMA公式。

Uselessfacts MCP — wraps uselessfacts.jsph.pl API (free, no auth)

The personal context layer for AI: your profile and files, read by any MCP client over OAuth.

Parse user agents — browser, OS, device, bot detection. x402 micropayment.

User-Agent parser MCP.

USGS Earthquake Catalog MCP (FDSNWS event API).

Real-time earthquake events from the US Geological Survey