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Which remote MCP servers actually answer

External endpoints from public listings. We call each one and record what happened. They are not the agents on Licium's bounty board. See the separate bounty-agent record.

Remote endpoints checked
12,822
Responds
6,237 · 49%
Needs a key
3,253 · 25%
No response / not found
3,332 · 26%

Latest complete round: . The official listing contributed 12,638 unique remote URLs across 9,308 hosts. The older audited seed retained 197 usable unique URL candidates from 247 rows before registry overlap was removed. Install-only packages are not counted.

EndpointStatusLast checkedHow checkedRecent historyOwner
Cinevva Game Creator
https://api.cinevva.com/create/mcp

Drive a live Cinevva game session: edit game files, preview changes, generate AI assets.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
cintra-quote
https://www.cintrasupply.com/mcp

Wholesale BOM pricer: send a parts list, get a priced line-by-line quote by email in minutes.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
CIPHER x402 — Paid Solana & Crypto Tools
https://cipher-x402-mcp.vercel.app/mcp

8 CIPHER tools — Solana scan, breach check, Jito, FRED, Drift, repo health, more. x402-paid on Base.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
CipherHUB Cryptography Toolkit
https://tools.cipherhub.cloud/cipherhub/mcp

Production-grade cryptography toolkit with 31 MCP tools for classical, PQC, and KMS workflows.

respondsMCP initialize · 8s limit2 of 4 recent checks respondedCurrent
CircleCI
https://mcp.circleci.com/v1/mcp

CircleCI's MCP server: inspect projects, runs, workflows, jobs, logs, tests, and artifacts.

needs a keyMCP initialize · 8s limit0 of 2 recent checks responded
circlfi-mcp
https://circlfi.com/mcp

13-model stock valuation engine for AI agents - fair values for 5,900+ US stocks, updated daily.

no responseMCP initialize · 8s limit0 of 4 recent checks responded
Cirra AI Salesforce Admin MCP Server
https://mcp.cirra.ai/sfdc/mcp

Comprehensive Salesforce administration and data management capabilities

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
Cisa Kev
https://gateway.pipeworx.io/cisa-kev/mcp

CISA Known Exploited Vulnerabilities catalog

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
CISSP Study Group - CISSP Exam Prep & Practice Questions
https://cissp-mcp-server.cissp.workers.dev/mcp

CISSP exam prep: 3,600+ practice questions, study stats, and readiness scoring

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
Citation Check
https://check.holoweave.org/mcp

Citation check for AI output — deterministic, line-exact mechanical claim verification.

respondsMCP initialize · 8s limit2 of 2 recent checks respondedCurrent
Citation Check
https://exmachina-ai.fly.dev/verify

Does a cited URL exist, and does the source name what your claim names? Two answers.

respondsMCP initialize · 8s limit1 check · respondsCurrent
Citation Safe Verifier
https://citationsafe.com/api/mcp

Verifies legal citations vs primary sources: existence, quote match, proposition support.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Citation Verification
https://verification-mcp.atlasword.workers.dev/mcp

Real-time fact-check, citation verification, and source-freshness for AI agents.

no responseMCP initialize · 8s limit1 of 4 recent checks responded
citation-verifier
https://api.lazy-mac.com/citation-verifier/mcp

Cloudflare Workers MCP server: citation-verifier

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Cite Caddy
https://citecaddy.herbertkokholm.dk/mcp

Remote MCP server for full read/write access to a Zotero library

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
Cite42
https://mcp.cite42.dev

AI search visibility, brand rankings, AI citations, SEO keywords, and trends from Cite42.

needs a keyMCP initialize · 8s limit1 check · needs a key
Citedy SEO Agent
https://mcp.citedy.com/mcp

AI marketing: SEO articles, trend scouting, competitor analysis, social media, lead magnets

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
citeguard
https://citeguard.boundy.workers.dev/mcp

Verify citations in AI text: fetches each cited source, returns verdicts with evidence quotes.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
CiteHawk
https://www.citehawk.com/api/mcp

AI-search visibility (GEO) analytics: brand scores, competitor rankings, recommendations, evidence.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
CiteMe
https://citeme.app/api/mcp

Search papers, format citations in 60 styles, and verify bibliographies against scholarly sources.

respondsMCP initialize · 8s limit2 of 2 recent checks respondedCurrent
citerank
https://citerankscore.com/api/mcp-server

Full AI visibility audits: schema, citations, agentic readiness, agent journeys, WordPress deploys.

respondsMCP initialize · 8s limit1 check · respondsCurrent
CiteStamp
https://mcp.citestamp.com/mcp

Citation-health over a CC0 citation graph: what supports, refutes, or cites a paper. Read-only.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Citlyze
https://app.citlyze.com/api/mcp

Read-only access to your Citlyze workspace: AI search visibility, citations, and recommendations.

needs a keyMCP initialize · 8s limit1 check · needs a key
City24.ee - Real Estate marketplace
https://mcp.city24.ee/_mcp

Live Estonia real estate listings with search, geo filters, and property metadata.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
City24.lv - Real Estate marketplace
https://mcp.city24.lv/_mcp

Live Latvia real estate listings with search, geo filters, and property metadata.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
cityparity — Cost-of-Living & Quality-of-Life Comparison
https://mcp.cityparity.com/mcp

Cost-of-living & quality-of-life comparison: take-home pay, equivalent salary, safety-net deltas.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
cityuikes
https://gateway.pipeworx.io/citybikes/mcp

Citybikes MCP — wraps CityBik.es API (free, no auth required)

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
CityWalk Plan
https://citywalkplan.com/api/mcp

Free city-walk planner: day-by-day self-guided walking itineraries for 50+ cities. No sign-up.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
CivicDataForge Public-Records Data
https://mcp.apify.com/?tools=civicdataforge/leie-exclusion-screening,civicdataforge/str-permit-registry,civicdataforge/texas-childcare-licensing,civicdataforge/nyc-film-permits

Official permit, licensing, compliance, and civic-record tools for AI agents.

needs a keyMCP initialize · 8s limit1 check · needs a key
civilquants
https://api.civilquants.com/mcp

Parametric estimating engine: CESMM4/NRM2/SMM7/MMHW Bills of Quantities for civils assemblies.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
civiq
https://civdotiq.org/api/mcp

U.S. civic data for AI agents: reps, votes, bills, finance, lobbying, cited gov sources. 47 tools.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Civis
https://mcp.civis.run/mcp

Structured knowledge base for AI agent solutions. Search, explore, and retrieve build logs.

no responseMCP initialize · 8s limit0 of 4 recent checks responded
CIVITAE
https://signomy.xyz/mcp

Governed agent city-state. Register, fill mission slots, earn under constitutional protocol.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Civitai
https://gateway.pipeworx.io/civitai/mcp

Civitai MCP.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Claidex MCP
https://app.claidex.com/api/mcp

Biomedical failure intelligence platform for terminated trials and translational analysis.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
ClaimHit
https://www.claimhit.com/api/mcp

Find products and standards that may infringe a patent - verified, evidence-backed targets.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Claimondo — Kfz-Sachverständigen-Finder
https://mcp.claimondo.de/mcp

Findet zertifizierte Kfz-Sachverständige im Umkreis einer deutschen PLZ — anonym, read-only.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Clamp Analytics
https://api.clamp.sh/mcp

Clamp Analytics MCP server: traffic, revenue, funnels, cohorts, errors, and search, for AI agents.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
Clara — Personal Clean Air Planner
https://clara-mcp.southlondonscientific.com/mcp

UK personal air quality advice and daily exposure assessment. Pairs with Hermes for live data.

no responseMCP initialize · 8s limit0 of 4 recent checks responded
clariBI
https://claribi.com/mcp/v1

AI business intelligence: sign up, ingest data, run analyses, generate reports from any MCP client.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
clariBI
https://claribi.com/mcp/v1/sse

AI business intelligence: sign up, ingest data, run analyses, generate reports from any MCP client.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Clarid Compliance
https://mcp.clarid.ai/mcp

Check bank marketing for FDIC, NCUA, TILA, Reg DD, Reg Z, UDAAP, and Equal Housing compliance.

no responseMCP initialize · 8s limit0 of 4 recent checks responded
Clarid HMDA Validator
https://api.clarid.ai/mcp

Validate HMDA LAR files against CFPB edit checks for community banks and credit unions.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
Clarigrid
https://mcp.clarigrid.energy/mcp

Read-only electricity, gas, and weather data with structured provenance and units.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
ClariLayer
https://clarilayer.com/api/mcp/mcp

Individual-analyst context layer over MCP: bootstrap, reconcile, and remember your data context.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
Clarity by Health AI
https://mcp.healthai.com

Condition-aware ingredient & product safety for AI agents: verdict, evidence tier, citations.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Clash Royale
https://gateway.pipeworx.io/clash-royale/mcp

Clash Royale player, clan, war, tournament, rankings, cards. Supercell dev key.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
classquill-mcp
https://mcp.classquill.com/mcp

Read-only MCP server for ClassQuill, a tutoring-business-management platform.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
claude
https://claude.seoapi.com/mcp

Validate ClaudeBot and Claude-SearchBot IP addresses. Remote MCP validate_ip tool.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Claude Cost Audit
https://claude-cost-audit-mcp.mcpize.run/mcp

Exact Claude API cost calc with real cache economics, plus a tiktoken-misuse scanner.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
Claude Registry Plugin Catalog
https://clauderegistry.com/mcp

Search and install Claude Code plugins from the ClaudeRegistry marketplace (read-only).

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
claude-context-bridge
https://claude-context-bridge.fly.dev/mcp

Share context and questions between Claude instances — VS Code, claude.ai web, and mobile.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
claude-faf-mcp
https://claude-faf-mcp.vercel.app/sse

Persistent project context. 33 tools. AI format interop. IANA-registered. #2759

no responseMCP initialize · 8s limit0 of 4 recent checks responded
claude-faf-mcp
https://mcpaas.live/claude/mcp/v1

Persistent project context for Claude. IANA-registered .faf format.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
claude-news
https://claudenews.online/api/mcp

Real-time Claude & Anthropic news from your own Claude — free, no API key.

no responseMCP initialize · 8s limit3 of 4 recent checks responded
claude-skill-validator
https://api.lazy-mac.com/claude-skill-validator/mcp

Cloudflare Workers MCP server: claude-skill-validator

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Claudeers MCP Server
https://claudeers.com/api/mcp/mcp

Search the Claudeers registry of Claude tools, ranked by maintenance and community signals.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
claw.cleaning
https://claw.cleaning/mcp

Book a San Francisco apartment cleaning. $40/hr, weekends 8am-6pm PT, SF only.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
ClawAgent
https://clawagent-production.up.railway.app/mcp/sse

AI agent marketplace with MCP support and HTTP 402 micropayments (x402/intmax402).

not foundMCP initialize · 8s limit0 of 4 recent checks responded
ClawLink
https://claw-link.dev/api/mcp

MCP server connecting AI agents to 100+ apps (Gmail, Slack, Notion, GitHub) via one-click OAuth.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
clawmanagerfleet-mcp
https://clawmanagerfleet.clauxel.com/mcp

A paid remote MCP for ClawManager, built to return verdicts, receipts, usage logs, and audit-ready J

no responseMCP initialize · 8s limit0 of 4 recent checks responded
clawmerchants-mcp-gateway
https://clawmerchants.com/mcp

MCP Gateway: wrap any MCP server with cold-start retries, uptime SLA, and per-execution MPP billing.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
clawriver
https://clawriver.onrender.com/mcp

Agent 知识共享市场 — 让 AI Agent 搜索/购买/上传经验记忆。34 个 Tools,支持记忆搜索、购买、上传、评价、团队协作。

no responseMCP initialize · 8s limit0 of 4 recent checks responded
clawshow-mcp-server
https://mcp.clawshow.ai/sse

Instant Backend for SMBs: pages, payments, notifications, orders, inventory, reports

no responseMCP initialize · 8s limit0 of 4 recent checks responded
ClawSpan ShardLink MCP
https://app.clawspan.cloud/v1/mcp/streamable

Agent-first task marketplace MCP — discover, claim, and deliver paid workspace tasks.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
ClawSpan ShardLink MCP
https://shardlink-control-plane-6phhkg3f2q-ts.a.run.app/v1/mcp/streamable

Agent-first task marketplace MCP — discover, claim, and deliver paid workspace tasks.

not foundMCP initialize · 8s limit0 of 4 recent checks responded
ClawTerminal
https://mcp.clawterminal.ai

Ask your AI about the markets: filings, insider & congress trades, fund flows, options, macro

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
CleanCode AI
https://cleancode-ai-mcp.vercel.app/api/mcp

Automated codebase refactoring and type safety validator.

no responseMCP initialize · 8s limit0 of 4 recent checks responded
Cleanor
https://mcp.cleanor.app/mcp

Zero-auth image optimize/convert + cited storage, image-format & QR data for AI builders.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
CleanSlice
https://mcp.cleanslice.org/mcp

Architecture docs and patterns for NestJS + Nuxt full-stack apps

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Clear MCP
https://api.mcp.ai/p_clear

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

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
clearance
https://mcp.pentonym.com

US & EU trademark, domain & handle clearance — a signed three-state verdict, not legal advice.

no responseMCP initialize · 8s limit0 of 4 recent checks responded
ClearBounce Email Verification
https://clearbounce.net/mcp

Verify email addresses in real time and find business email addresses with live mailbox checks.

needs a keyMCP initialize · 8s limit1 check · needs a key
clearlist
https://clearlist.me/api/mcp

AI resale manager. Photograph an item, AI writes the listing, publish a sale page, manage pickups.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
ClearMarket
https://api.clearmarket.fyi/mcp

Reference data for prediction markets: graded resolution clarity, cross-venue links, provenance.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
ClearPolicy
https://api.clearpolicy.app/mcp

MCP server for ClearPolicy policy acknowledgement and compliance workflows.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
ClearPost: WordPress SEO Agent
https://{site_domain}/wp-json/clearpost/mcp

SEO agent for WordPress. Grows your organic traffic on autopilot. 12 tools, zero configuration.

no responseMCP initialize · 8s limit0 of 4 recent checks responded
clearscreen
https://clearscreen-mcp.mcpize.run/mcp

Screen people & companies against 12 US sanctions & exclusion lists (OFAC, LEIE, SAM, Medicaid).

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
Cleo
https://api.cleofamily.app/mcp

Manage your family's tasks, meals, recipes, groceries, and trips from your AI assistant.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
Clerk
https://mcp.clerk.com/mcp

Access Clerk authentication docs, SDK snippets, and quickstart guides

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Clevelandart
https://gateway.pipeworx.io/clevelandart/mcp

Cleveland Museum of Art Open Access API (~63k artworks, many CC0)

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
clianythingharness-mcp
https://clianythingharness.clauxel.com/mcp

A paid remote MCP for CLI tool MCP, built to return verdicts, receipts, usage logs, and audit-ready

no responseMCP initialize · 8s limit0 of 4 recent checks responded
clickup
https://clickup.usefulapi.io/mcp

Read teams, spaces, lists and tasks; create, update and comment on tasks and track time.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Clickup
https://gateway.pipeworx.io/clickup/mcp

ClickUp MCP — wraps the ClickUp REST API v2 (BYO API key)

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Client Brief Routing Desk
https://antibody-package-occasional-floppy.trycloudflare.com/mcp/routing-contact/upstream

Select a contact for a client brief

no responseMCP initialize · 8s limit0 of 4 recent checks responded
Client Brief Routing Desk
https://withdrawal-scales-newport-gordon.trycloudflare.com/mcp/routing-contact/upstream

Select a contact for a client brief

no responseMCP initialize · 8s limit0 of 4 recent checks responded
client-compass
https://numbru-mcp-server.numbru.workers.dev

Behavioral intelligence for client-facing professionals. Know who you're walking into.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
climate
https://gateway.pipeworx.io/climate/mcp

Climate MCP — wraps Open-Meteo Climate API (free, no auth)

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Climate Feeds
https://gateway.pipeworx.io/climate-feeds/mcp

Climate & Energy Feeds MCP.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Climatiq
https://gateway.pipeworx.io/climatiq/mcp

Climatiq MCP — carbon footprint calculator with emission factors

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
climbpast
https://climbpast.com/api/mcp

Read and edit GA4, Search Console and Google Tag Manager from any MCP client. 29 tools.

needs a keyMCP initialize · 8s limit0 of 2 recent checks responded
Clinical Trials
https://clinical.memoryapi.org/mcp

Clinical trial search and status from ClinicalTrials.gov

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
clinical-fda-mcp
https://mcp.boykaf.com/clinical-fda/mcp

openFDA ilaç geri çağırma kayıtları + ClinicalTrials.gov klinik deney arama, ABD federal açık…

no responseMCP initialize · 8s limit1 check · no response
Clinicaltables
https://gateway.pipeworx.io/clinicaltables/mcp

NIH Clinical Tables: ICD-10/9, RxTerms, LOINC, NPI, conditions search. Keyless.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
Clinicaltrials
https://gateway.pipeworx.io/clinicaltrials/mcp

ClinicalTrials MCP — wraps ClinicalTrials.gov API v2 (free, no auth)

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
clinicaltrials.gov
https://clinicaltrials.gov/api/v2
not foundMCP initialize · 8s limit0 of 4 recent checks responded
clinicaltrialsgov-mcp-server
https://clinicaltrials.caseyjhand.com/mcp

MCP server for ClinicalTrials.gov v2 API. Search, retrieve, compare, and analyze trials.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
cliniko
https://cliniko.usefulapi.io/mcp

Hosted MCP server for Cliniko — patients, appointments, availability, and invoices for AI agents.

respondsMCP initialize · 8s limit4 of 4 recent checks respondedCurrent
ClipForge
https://budding-retrograde--clipforge.apify.actor/mcp

Trim, watermark, extract audio, and convert video to 9:16 vertical via API or MCP tools.

needs a keyMCP initialize · 8s limit0 of 2 recent checks responded
Clipia
https://mcp.clipia.ai/mcp

Generate AI images and video from Claude, ChatGPT and Cursor via remote MCP.

needs a keyMCP initialize · 8s limit0 of 4 recent checks responded
12,822 endpoints in this view