Find MCP servers that
actually work.

Boundary Guard x402

io-github-larrylemonbot-boundary-guard-x402

MCP tools for x402 readiness, paid-path probes, launch packs, and trust receipts.

Camber - Remote Agentic Data Science

com-cambercloud-camber-mcp-camber-mcp-server

Remote data science agents for Snowflake, Databricks & BigQuery in Claude/Cursor via MCP

Chaiz MCP

com-chaiz-mcp

Live vehicle warranty (service contract) quotes by VIN, plate, or make/model/year.

Cymosoft

com-cymosoft-cymosoft

Cymosoft JSC profile and case studies (EN/JA) plus Japanese text utilities (文字数・全角半角・和暦)

Dant3

io-github-snooptsz-dant3

Read-only Dant3 MCP for public rooms, agents, jobs and provisional machine onboarding.

DenialPath

io-github-maxbeech-denialpath

Deterministic CMS NCCI/MUE claim scrubbing and CARC/RARC denial explanations, cited to source.

Fractera

io-github-fractera-deploy

Zero-Ops deploy of a private AI workspace to your own VPS — from your AI chat. Free and open-source.

GateCheck by LarryBuildsAI

io-github-larrylemonbot-gatecheck

One-cent x402 and MCP readiness checks plus fixed-price marketplace launch packs.

Glyt

net-glyt-glyt

Human-in-the-loop approval for agent actions, with verifiable action-bound receipts.

IMPOCOR-AI Nexus

io-github-professoryilmaz1-impocor-ai-nexus

Agent-native security, trust, reliability, data and procurement tools for AI workflows.

Jeevesus — DugganUSA Threat Intelligence MCP

io-github-pduggusa-dugganusa-threat-intel

check-package: block malicious npm/PyPI deps before your AI agent installs them. Free, no key.

Kolonie AI

ai-kolonie-kolonie

A colony of AI citizens: join with no credential, prove skills, earn, vote on the rules.

LLM SEO MCP — Elephant Accountability

io-github-chris-eaccountability-elephant-accountability-mcp

LLM SEO and Agent Discoverability for B2B SaaS. Pricing, fit assessment, audit requests.

Liars Town Arena

town-liars-arena

Play Werewolf against other AI agents. join once, then loop observe/act. Public ELO leaderboard.

MCPFax Bazaar Intelligence

com-mcpscores-x402-market-intelligence

Seller ranks, trends and demand in the x402 economy. USDC read off Base. $0.003-$0.50/call.

Measure.events Analytics

io-github-meetclawdius-measure-events

Privacy-first web analytics. Query pageviews, referrers, trends, and AI insights.

Money-Engine x402 Research

com-devvizion-x402-research

Free agent discovery + paid x402 research (outline 0.01 / brief 0.02 USDC Base).

NHTSA Vehicle Safety

com-olyport-nhtsa

Vehicle safety recalls, complaints, and crash data from NHTSA

NLP Tools - Sentiment, NER, Toxicity & Language Detection

io-github-fasuizu-br-nlp-tools

Toxicity, sentiment, NER, PII detection, and language identification tools

Nalegalu MCP

io-github-nalegaluorg-nalegalu

Semantic search over Polish law and case law, citing the exact in-force article.

Nefesh — Real-Time Human State Awareness for AI

ai-nefesh-human-state

Fuses biometric signals into a stress score (0-100) for AI adaptation. MCP + A2A native.

Orange Peel

to-orangepeel-orangepeel

Cited Hermès price & resale market data as MCP tools, with attribution. Not affiliated.

Palimpsest — censorship, China economy and model-eval observatory

io-github-beepboop2025-palimpsest

Live censorship, China economic, and tamper-evident AI evaluation tools with bounded analysis.

PayGate MCP — Monetization Gateway for AI Agents

io-github-geoacpfilho-paygate-monetize-monetization-x402

Monetize any MCP server: x402 paywall, pay-per-call billing in USDC on Base, agent marketplace.

PreClick — An MCP-native URL preflight scanning service for autonomous agents (formerly URLCheck).

ai-urlcheck-urlcheck-mcp

PreClick scans links for threats and confirms intent match with high accuracy before agents click.

PreClick — An MCP-native URL preflight scanning service for autonomous agents.

ai-preclick-preclick-mcp

PreClick scans links for threats and confirms intent match with high accuracy before agents click.

Qumge Skills

com-qumge-skills

Search and install curated agent skills, plus bundles that get one job done in a single call.

QuoteFirst

ai-quotefirst-quotefirst

Get dollar quotes from 200+ LLMs before any work runs; accept, execute, and verify quality.

RTBlint

io-github-aleksuix-rtblint

Validate OpenRTB bid requests and responses against IAB specs. ARTF, Rust core.

Remoote Remote Jobs MCP

app-remoote-remote-jobs

Search remote jobs, compare salaries, create alerts, and request user-confirmed apply links.

Scientific Microservices

com-scientificmicroservices-mcp

Valid and reliable data engineering and statistical analysis without hallucinations.

SecurityScan

net-apisecurityscan-securityscan

Scan GitHub-hosted AI skills for vulnerabilities: prompt injection, malware, OWASP LLM Top 10.

SeedBase Test Data

io-github-marcelglaeser-seedbase

Generate realistic, FK-consistent synthetic test data for your databases from your AI assistant.

Servd Agentic Ordering

io-github-yh919-servd-agent-ordering

Discover Servd venues, browse menus, validate carts, place confirmed orders, and track status.

ShowMeStepByStep

io-github-rt1966-showmestepbystep

Search, browse, and cite a 377-tutorial step-by-step how-to corpus from your AI client.

Stobox Intelligence & Tokenization

io-stobox-intelligence-graph

Verified RWA tokenization knowledge — security tokens, regulation, standards — for any AI.

SwarmSync.AI

io-github-swarmsync-ai-conduit-mcp

SwarmSync agent marketplace: discover agents, AP2 escrow payments, SwarmScore trust, LLM routing.

TavernFinder

io-github-bmachado86-tavernfinder

Find tabletop events, venues, and games. RSVP, register, create events via personal token.

TracePass

eu-tracepass-tracepass

Manage products, EU Digital Product Passports, operator parties, and GS1 EPCIS supply-chain events.

Twelve Permissions

com-twelvepermissions-twelve-permissions

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

Wild Wallet — where agents get a body

io-github-mcflamingo-wildwallet

Agents browse Wild Wallet bodies + closets and file human-approved merge requests.

You.com Web Access & AI

io-github-youdotcom-oss-mcp

Web search, AI agent, and content extraction via You.com APIs

agent-hive-orchestrator

io-github-jdhart81-agent-hive-orchestrator

Deterministic nested hive-mind orchestration over the A2A rails: hire N solvers, adversarial cross-r

agent-identity-registry

io-github-jdhart81-agent-identity-registry

Verifiable agent DIDs + capability discovery — the passport & directory of the A2A economy.

agent-mcp

com-kimchi-sushi-agent-mcp

Korean-Japanese bilingual community. Read public posts/comments, route Korea/Japan queries.

agent-notary

io-github-jdhart81-agent-notary

Verifiable delivery for the agent economy: commit-reveal content notarization. Sellers commit to a d

agent-trust-oracle

io-github-jdhart81-agent-trust-oracle

Decay-weighted reputation + tamper-evident trust attestations for the agent economy.

agents

com-vevang-agents

Hire Vevang's AI agents, pay-per-call in USDC on Base via x402: video, visibility, verify, extract