Find MCP servers that
actually work.

jp-address

net-streamfront-jp-address

Normalize and verify Japanese postal addresses into structured fields for agents.

kcaldata

io-github-kcaldata-kcaldata

Natural-language calorie lookup. Send '2 large eggs', get USDA-sourced nutrition data.

korean-saju-calculator

io-github-minjikim89-korean-saju-calculator

Korean Four Pillars (Saju/BaZi) calculator: pillars, elements, ten gods, sinsal, luck cycles.

launch-record-lookup

com-websitelaunches-launch-record-lookup

Look up a domain's public Website Launches launch record, owner verification & trust context.

legal-mcp-server

com-thenextgennexus-legal-mcp-server

Federal and state court records lookup for due-diligence and background checks.

link-followability

com-handsofflinks-link-followability

Check if a link on a live page is followable: rel tokens, meta robots and X-Robots-Tag

lookup-holiday

io-github-encodi-lookup-holiday

Real public holiday lookup for 206 countries via a rule-based calendar engine. Paid via x402.

mcp

com-ivisa-www-mcp

Check visa requirements and travel documents for international travel destinations.

mcp

io-purchaseiq-mcp

Pre-purchase trust checks for AI agents: recalls, scam signals, proceed/caution/avoid verdict.

mcp

xyz-dreamtap-mcp

Dreamtap provides sources of inspiration to your AI to make it more creative.

mcp-public

io-github-tiza-ai-mcp-public

Search engine for AI agents to find MCP servers, A2A agents, and skills on their own.

mifactory-scraping-api

io-github-mifactory-bot-mifactory-scraping-api

Web scraping for AI agents. Extract text and metadata from any URL worldwide. $0.005/page.

mythaitaxes-mcp

io-github-holsson95-mythaitaxes-mcp

Free Thai personal income tax (PIT) calculator for salaried employees, from mythaitaxes.com.

nameresolver

com-jojapi-nameresolver

NameResolver: The ViewCaller API empowers developers with powerful phone number intelligence and.

new-x402-listings-feed

io-github-nexus-mcp-infra-new-x402-listings-feed

Feed of x402/L402 services newly listed on 402index.io within a recency window (candidate #8, manual

oathlayer

io-github-oathlayer-oathlayer

Verify AI outputs against real sources. Returns a trust signal and permanent doc number.

offerhopper.ai — AI Supermarket & Drugstore Shopping Assistant for Germany

ai-offerhopper-mcp-german-grocery-assistant

Live prices, deals & optimal multi-stop shopping routes for German grocery & drug stores.

onchain-activity-index

io-github-nexus-mcp-infra-onchain-activity-index

DeFi Protocol Activity Index -- quantitative on-chain activity metric from DefiLlama data

openunfurl

io-github-solvohq-openunfurl

Zero-signup anonymous link-unfurl API. One GET returns clean JSON metadata for any public URL.

openworkdays

io-github-solvohq-openworkdays

Zero-signup business-day date-math API: add days, count days between dates, is-business-day.

otwarteAPI

io-github-bartosz-kuc-otwarteapi

Search otwarteAPI.pl: a catalog of public Polish & EU government/data APIs, for AI agents. Keyless.

overassessed

ai-agentlookups-overassessed

Maryland property-assessment fairness checks vs similar homes, with appeal windows and links.

page-extract

com-x402supply-page-extract

URL to clean article markdown/text + metadata and links. Deterministic. $0.001/call via x402.

patch-tuesday

io-github-jonnybottles-patch-tuesday

Query Microsoft Patch Tuesday security updates (MSRC) with EPSS and CISA KEV enrichment

phoenix-screen

com-dropwatchhq-phoenix-screen

Phoenix/rebrand relink detection: links a debarred principal to a newly-formed business entity.

pii-redact

com-x402supply-pii-redact

Detects and redacts PII (emails, phones, SSNs, names, addresses) from text. $0.02/call via x402.

pixserp

com-pixserp-search

Live AI-native web search with citations. One tool for every MCP client. Flat per-request pricing.

pkg-oracle — Dependency Trust Oracle

io-github-julian-martin89-pkg-oracle

Pay-per-call dependency trust oracle: verifies npm/PyPI packages before an AI agent installs them.

plumbline

ai-agentlookups-plumbline

Free public-record contractor license checks across 34 US jurisdictions (2.7M records). Tool

pohjola-api

io-github-nousulabs-debug-pohjola-api

Agent-native API for Finnish public company data via YTJ. Pay-per-call $0.01 USDC over x402.

pretrade-oracle

io-github-zyxel89-pretrade-oracle

Pre-trade oracle: real slippage, honeypot/sellability at size, exotic DEXs and new chains.

productschema

dev-pages-productschema-productschema

Audit a store's product page and get the JSON-LD Product markup it is missing. No account.

public-tenders-es-eu

io-github-nexus-mcp-infra-public-tenders-es-eu

Normalized search over public-sector tenders in TED (EU official procurement notices) -- Spain + EU

realestate

dev-cz-agents-realestate

Czech distressed real estate — anonymized district aggregates (k≥5). Free tier.

recall-risk

com-dropwatchhq-recall-risk

Check a product's recall risk: score + active CPSC/FDA/NHTSA recalls for a product or brand.

refund-decide

io-github-ndkasndakn-refund-decide

Refund eligibility notary for US subscriptions. Returns ALLOWED/DENIED/UNKNOWN.

retasc

com-retasc-retasc

The issue tracker AI coding agents pull work from: atomic claims, dependency-aware dispatch.

returncheck

io-github-mangelmartinezfer-hue-returncheck

Verified return-policy answers for AI shopping agents: can this product actually be returned?

review-mcp

io-github-hectorguerilla-review-mcp

Multi-model code review: a panel of models + detectors return a pass/fail verdict. Paid via x402.

road-trip-planner

com-stopful-road-trip-planner

Plot an AI-planned road trip onto an editable Stopful map — drive times, hotels & EV chargers.

scamcheck-mcp-server

io-github-smijo-geek-scamcheck-mcp-server

Scan suspicious messages, URLs, and text for scams with AI. Free tier - no API key required.

scrapeunblocker-dfsswg

com-jojapi-scrapeunblocker-dfsswg

ScrapeUnblocker: ScrapeUnblocker allows to bypass anti-bot services and scrape the full page source.

secret-scanner

tools-knurl-secret-scanner

Scan configs, files, or text for leaked secrets and obvious misconfigurations. Nothing stored.

self-inspect-mcp

io-github-ejentum-self-inspect-mcp

Send a thought, get one metathought that makes your agent inspect its own assumptions. Keyless.

selfping

com-selfping-selfping

Text your own phone when a run finishes or needs you. A key can only message its own number.

serp-data-scraper

com-jojapi-serp-data-scraper

SERP data scraper: Scrape Search Results and get all the data you need. On the JoJ API marketplace.

simple-gpt

com-jojapi-simple-gpt

Simple GPT: A simple floating widget allows you to access the AI assistant immediately from.

simulate-monte-carlo

io-github-encodi-simulate-monte-carlo

Real Monte Carlo simulation of a compound event/conditional probability. Paid via x402.