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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
11,236
Responds
5,376 · 48%
Needs a key
2,824 · 25%
No response / not found
3,036 · 27%

Latest complete round: . The official listing contributed 11,052 unique remote URLs across 8,031 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 checkedOwner
SocialGPT
https://mcp.gpt.social/mcp

Social media analytics, video analysis, and competitor intel for any MCP-compatible AI agent.

needs a keyMCP initialize · 8s limitRequest recheck
Sociality.io MCP
https://api.sociality.io/mcp

Social media analytics, post insights, and competitor benchmarking for AI agents.

needs a keyMCP initialize · 8s limitRequest recheck
Socializioz ChatGPT MCP
https://mcp.socializioz.com/mcp

Thin remote MCP server for Socializioz phase-1 ChatGPT workflows.

respondsMCP initialize · 8s limitRequest recheck
socialloop-mcp
https://mcp.socialloop.ai

Create & publish events on SocialLoop: ticketing, guests, affiliates & the full production OS.

needs a keyMCP initialize · 8s limitRequest recheck
socialloop-mcp
https://socialloop.ai/mcp

Create & publish events on SocialLoop: ticketing, guests, affiliates & the full production OS.

respondsMCP initialize · 8s limitRequest recheck
SocialRainbow
https://app.socialrainbow.app/mcp

Draft, validate, publish, schedule, and manage social posts across connected accounts.

needs a keyMCP initialize · 8s limitRequest recheck
SocialSpool
https://mcp.socialspool.com/mcp

Create, schedule, and publish social posts through the hosted SocialSpool MCP connector.

respondsMCP initialize · 8s limitRequest recheck
Socialync
https://socialync-mcp-ntgtgrzanq-ue.a.run.app/mcp

Draft, schedule, and publish posts to 8 social platforms with human approval via Socialync OAuth.

needs a keyMCP initialize · 8s limitRequest recheck
socrata-mcp-server
https://socrata.caseyjhand.com/mcp

Search and query government open-data portals (Socrata SODA API).

respondsMCP initialize · 8s limitRequest recheck
soeru
https://api.soeru.biz/mcp

Write personalized, on-brand thank-you and packing-slip messages for your EC orders.

needs a keyMCP initialize · 8s limitRequest recheck
SoftwareForge
https://refactory.agent.opsera.dev/api/mcp

AI-native Day 0 modernization platform for PRDs, architecture, work orders, and code transformation.

needs a keyMCP initialize · 8s limitRequest recheck
Sofya
https://sofya.co/mcp

Web search, fetch, extract, and research for AI agents. Markdown output + AI-synthesized answers.

respondsMCP initialize · 8s limitRequest recheck
sogouwebspider
https://sogouwebspider.seoapi.com/mcp

Validate Sogou Spider IP addresses. Remote MCP validate_ip tool.

respondsMCP initialize · 8s limitRequest recheck
Soilgrids
https://gateway.pipeworx.io/soilgrids/mcp

ISRIC SoilGrids MCP.

respondsMCP initialize · 8s limitRequest recheck
Solana MCP by Vybe
https://mcp.vybenetwork.xyz

Solana MCP for wallets, trades, markets, PnL, transfers, onchain data, signable swaps and API tools.

needs a keyMCP initialize · 8s limitRequest recheck
Solana Pool Liquidity Scanner API
https://solana-pools-x402-production.up.railway.app/mcp

Solana DEX pool liquidity depth — TVL, slippage, volume, Raydium/Orca/Meteora. x402.

not foundMCP initialize · 8s limitRequest recheck
Solana Pool Liquidity Scanner API
https://solana-pools.api.klymax402.com/mcp

Solana DEX pool liquidity depth — TVL, slippage, volume, Raydium/Orca/Meteora. x402.

respondsMCP initialize · 8s limitRequest recheck
Solana Priority Fee Estimator API
https://solana-fees-x402-production.up.railway.app/mcp

Solana priority fees at 6 levels, cost in SOL/USD, congestion. x402.

not foundMCP initialize · 8s limitRequest recheck
Solana Priority Fee Estimator API
https://solana-fees.api.klymax402.com/mcp

Solana priority fees at 6 levels, cost in SOL/USD, congestion. x402.

respondsMCP initialize · 8s limitRequest recheck
Solana Token Intelligence
https://token-intel-x402.echolonius.deno.net/mcp

Solana token due-diligence for AI agents: fused safety+market read, 0-100 risk verdict. x402-paid.

respondsMCP initialize · 8s limitRequest recheck
Solana Token Launch Scanner API
https://solana-launches-x402-production.up.railway.app/mcp

New Solana token launches — pump.fun, Raydium, PumpSwap. Price, liquidity, volume. x402.

not foundMCP initialize · 8s limitRequest recheck
Solana Token Launch Scanner API
https://solana-launches.api.klymax402.com/mcp

New Solana token launches — pump.fun, Raydium, PumpSwap. Price, liquidity, volume. x402.

respondsMCP initialize · 8s limitRequest recheck
solanaoracle
https://tooloracle.io/solana/mcp

SolanaOracle - 12 Solana tools: SPL tokens, Jupiter, validators, rent, programs, NFTs.

respondsMCP initialize · 8s limitRequest recheck
SolanaPay
https://pay.rjctdlabs.xyz/sse

On-chain Solana payments for MCP services with SOL and USDC support.

no responseMCP initialize · 8s limitRequest recheck
Solapur Software Developers Registry
https://solapursoftwaredevelopers.abdominal.in/api/mcp

Public read-only MCP HTTP gateway for the Solapur software developers registry.

no responseMCP initialize · 8s limitRequest recheck
Solapur Software Developers Registry
https://solapursoftwaredevelopers.dominal.in/api/mcp

Public read-only MCP HTTP gateway for the Solapur software developers registry.

no responseMCP initialize · 8s limitRequest recheck
solar-home-incentives
https://api.energyaisolution.com/mcp/solar

Free solar & home energy tools: estimates, incentives by ZIP, scores, installer routing.

respondsMCP initialize · 8s limitRequest recheck
solenrich
https://api.solenrich.com/mcp

Solana onchain intelligence for AI agents: wallet risk, due-diligence, perps funding, smart money.

respondsMCP initialize · 8s limitRequest recheck
SolForge
https://sol-forge-mcp.vercel.app/api/mcp

Solidity smart contract generator implementing safe coding defaults.

no responseMCP initialize · 8s limitRequest recheck
solidus
https://solidus-mcp.fly.dev/mcp

Solana pre-trade safety for agents: rug check, honeypot sell-sim, drainer scan, tx preflight.

no responseMCP initialize · 8s limitRequest recheck
SolKnife
https://solknife.xyz/api/mcp

Non-custodial Solana toolkit: rug-checks, swaps, portfolios, token minting, multisig, Arweave.

respondsMCP initialize · 8s limitRequest recheck
solrisk-mcp
https://solrisk.rugscore.workers.dev/mcp

Solana token risk (rug / honeypot / dump) scoring for AI agents — remote MCP server.

respondsMCP initialize · 8s limitRequest recheck
Solscan
https://gateway.pipeworx.io/solscan/mcp

Solscan MCP — Solana block-explorer API (Pro v2)

respondsMCP initialize · 8s limitRequest recheck
Soluble(s) — Podcast de journalisme de solutions
https://mcp.csoluble.media/api/mcp

Solutions journalism podcast (FR): ecology, climate, society. Search, transcripts, junior versions.

respondsMCP initialize · 8s limitRequest recheck
SOMA Brewing Company
https://getsoma.store/api/mcp

India's first non-alcoholic craft brewery: catalog, nutrition, FAQ, checkout links for AI agents.

respondsMCP initialize · 8s limitRequest recheck
Sombra
https://sombra.so/mcp

AI research library. Save, organise and reuse notes and webpages as clean markdown context.

needs a keyMCP initialize · 8s limitRequest recheck
Somvia
https://somvia.app/mcp

Private Apple Health metrics and workout detail for ChatGPT, Claude, and any MCP client.

needs a keyMCP initialize · 8s limitRequest recheck
Sonas
https://mcp.sonas.work/mcp

AI-powered candidate profiles for foreign professionals in Spain and Europe.

needs a keyMCP initialize · 8s limitRequest recheck
Songs To Your Eyes — production music catalogue
https://mcp.songstoyoureyes.com/mcp

Search 18,594 production-music cues by mood, sound and exact runtime. Instant preview links.

respondsMCP initialize · 8s limitRequest recheck
Sonlight Window Cleaning
https://sonlightwindow.com/mcp

Book window & gutter cleaning in Colorado and New Mexico: instant firm quote, real calendar slot

respondsMCP initialize · 8s limitRequest recheck
Sonnet 5 Agent
https://farm.llmotions.com/mcp/agents/sonnet-5-agent

Authenticated async Sonnet 5 Agent agent with status polling and artifact results.

respondsMCP initialize · 8s limitRequest recheck
Sophon Consulting
https://www.sophon.consulting/api/mcp

Read-only, deterministic AI triage and readiness tools implementing Sophon's published rubrics.

respondsMCP initialize · 8s limitRequest recheck
SORACOM Knowledge MCP
https://knowledge-mcp.soracom.com

Search SORACOM documentation: service guides, FAQ, API references, IoT recipes, etc.

respondsMCP initialize · 8s limitRequest recheck
Sorsa
https://sorsa.app/mcp

Amazon FBA arbitrage toolkit: product analysis, deal feeds, price alerts and sourcing management.

respondsMCP initialize · 8s limitRequest recheck
Sorted — Event Registration & Queue Management
https://sorted.fast/mcp

Event registration at scale: create events, manage waitlists, virtual queues, and dynamic pricing.

needs a keyMCP initialize · 8s limitRequest recheck
sortio
https://mcp.getsortio.com/mcp

Read-only search of your Sortio knowledge graph (files and entities) for Claude and ChatGPT.

needs a keyMCP initialize · 8s limitRequest recheck
Source Library
https://sourcelibrary.org/api/mcp

Search and cite 26K pre-modern primary sources: alchemy, Hermetica, philosophy, early science.

respondsMCP initialize · 8s limitRequest recheck
Source Parts
https://mcp.source.parts

Electronic component sourcing, BOM management, and PCB design workflows.

needs a keyMCP initialize · 8s limitRequest recheck
Sourced
https://mcp.sourced.dev/mcp

Source code search for every package on PyPI and npm.

no responseMCP initialize · 8s limitRequest recheck
Sourcegraph MCP Server
https://{sourcegraph_hostname}/.api/mcp

Sourcegraph code search, semantic search, go-to-definition, find-references, and diff search.

no responseMCP initialize · 8s limitRequest recheck
Sourcey
https://mcp.sourcey.com/mcp

Search Sourcey's provenance-bound startup program registry and inspect exact evidence.

respondsMCP initialize · 8s limitRequest recheck
South Africa Payments (Paystack — cards / EFT)
https://mcp-za.wishpool.app/mcp

South Africa payments for AI agents — cards / EFT via Paystack. Never holds funds.

no responseMCP initialize · 8s limitRequest recheck
South Africa Tenders
https://gateway.pipeworx.io/south-africa-tenders/mcp

South Africa Government Procurement MCP — National Treasury eTenders / OCPO (keyless).

respondsMCP initialize · 8s limitRequest recheck
sovereign-engine
https://api.zuluworksai.com/mcp

15 paid AI agent primitives via x402 (USDC on Base). Pay-per-call MCP server.

no responseMCP initialize · 8s limitRequest recheck
Sovereignty Scan
https://sovereignty-scan.kajaril.com/mcp

EU AI Act sovereignty scanning. Provider residency, registration status, audit trail support.

needs a keyMCP initialize · 8s limitRequest recheck
Space Feeds
https://gateway.pipeworx.io/space-feeds/mcp

Space Feeds MCP.

respondsMCP initialize · 8s limitRequest recheck
space0
https://mcp.0.space/mcp

Give an AI agent a body in a Zero 3D voxel world: perceive, move, build, chat, remember.

no responseMCP initialize · 8s limitRequest recheck
Spacefast
https://mcp.spacefast.com

Publish files and folders to the web instantly: permanent URLs, immutable versions, claim links.

needs a keyMCP initialize · 8s limitRequest recheck
Spaceflight News
https://gateway.pipeworx.io/spaceflight-news/mcp

Spaceflight News MCP.

respondsMCP initialize · 8s limitRequest recheck
SpaceMolt
https://game.spacemolt.com/mcp

MMO game for AI agents: mine, trade, craft, explore, and battle in a galaxy of ~500 systems

no responseMCP initialize · 8s limitRequest recheck
spacenews
https://gateway.pipeworx.io/spacenews/mcp

Spacenews MCP — wraps the Spaceflight News API v4 (free, no auth)

respondsMCP initialize · 8s limitRequest recheck
spacex
https://gateway.pipeworx.io/spacex/mcp

SpaceX MCP — wraps SpaceX API v4 (free, no auth)

respondsMCP initialize · 8s limitRequest recheck
SPACEXPLORATION
https://spacexploration.com/mcp

Search commercial real estate listings. Reads need no token; authoring is self-serve OAuth (DCR).

respondsMCP initialize · 8s limitRequest recheck
Spain Legal
https://legalfournier.com/mcp/spain-legal

Agent-first remote Spain legal MCP for visas, residency, NIE/TIE, and tax logic.

respondsMCP initialize · 8s limitRequest recheck
Spain Payments (Stripe — cards / Apple Pay)
https://mcp-es.wishpool.app/mcp

Spain payments for AI agents — cards / Apple Pay via Stripe. Never holds funds.

no responseMCP initialize · 8s limitRequest recheck
Spain Tenders
https://gateway.pipeworx.io/spain-tenders/mcp

Spain public procurement MCP — PLACSP tender notices (keyless).

respondsMCP initialize · 8s limitRequest recheck
Spala Public MCP
https://mcp.spala.ai/mcp

Discovery, OAuth handoff, and project MCP routing for Spala backend projects.

no responseMCP initialize · 8s limitRequest recheck
Spanly
https://mcp.spanly.com

MCP observability. Query live traffic, errors, duration, and alerts from your AI agent.

needs a keyMCP initialize · 8s limitRequest recheck
SparkForge — 20+ Utility APIs with x402 Micropayments
https://sparkforge.sh/mcp

20+ pay-per-use APIs: image gen, crypto data, email verify, SSL check, web scraping, and more.

not foundMCP initialize · 8s limitRequest recheck
Sparkling Tracks Tours
https://mcp.sparklingtracks.com/mcp

Read-only MCP for Sparkling Tracks European tours: packages, itineraries, pricing, contacts.

respondsMCP initialize · 8s limitRequest recheck
Sparks Scribe
https://crm.sparkscribe.app/crm/api/public-mcp

Official first-party facts about Sparks Scribe: what it is, pricing, trial.

respondsMCP initialize · 8s limitRequest recheck
Spdx License
https://gateway.pipeworx.io/spdx-license/mcp

SPDX open-source license list with full text

respondsMCP initialize · 8s limitRequest recheck
Speak AI
https://api.speakai.co/v1/mcp

Search recordings, summarize meetings, create clips, and automate workflows from your AI assistant.

needs a keyMCP initialize · 8s limitRequest recheck
Speak2Web AI Transact
https://{host}/wp-json/s2w-ai-gateway/v1/mcp-server

Order & book on AI Transact WordPress sites by AI agent — MCP tools with WhatsApp confirmation.

no responseMCP initialize · 8s limitRequest recheck
speakmanai
https://speakman.ai/mcp

Multi-agent AI pipeline that generates professional Solution Architecture Documents.

no responseMCP initialize · 8s limitRequest recheck
speckitacceptance-mcp
https://speckitacceptance.clauxel.com/mcp

Paid remote MCP for spec driven development acceptance gate MCP, structured receipts, audit logs, an

no responseMCP initialize · 8s limitRequest recheck
specky
https://www.specky.space/api/mcp

Turn raw customer feedback into evidence-cited specs (free, no key) plus 16 PM tools.

respondsMCP initialize · 8s limitRequest recheck
SpecProof
https://mcp.specproof.ai

SpecProof: Search standards specs with MCP-ready precision.

respondsMCP initialize · 8s limitRequest recheck
spectra
https://spectra.mcpize.run

Generates unit tests for Python code with coverage before/after reports and concrete edge cases.

needs a keyMCP initialize · 8s limitRequest recheck
Spectral — verified-knowledge oracle
https://mcp.seespectral.com/mcp

Cross-check a factual claim against a verified knowledge graph before you assert it. Never guesses.

respondsMCP initialize · 8s limitRequest recheck
Specularis AI Visibility Audit
https://specularis-mcp-audit-production.up.railway.app/mcp

Free AI visibility (GEO/AEO) audit: can ChatGPT, Claude and Perplexity find and cite your website?

respondsMCP initialize · 8s limitRequest recheck
Speech AI - Pronunciation, STT & TTS
https://apim-ai-apis.azure-api.net/mcp/pronunciation/mcp

Pronunciation scoring, speech-to-text, and text-to-speech for language learning

respondsMCP initialize · 8s limitRequest recheck
Speech AI - Pronunciation, STT & TTS
https://pronunciation-mcp.thankfulfield-a7857897.eastus.azurecontainerapps.io/mcp

Pronunciation scoring, speech-to-text, and text-to-speech for AI agents.

respondsMCP initialize · 8s limitRequest recheck
speechmatics
https://speechmatics.usefulapi.io/mcp

Transcribe audio and video with Speechmatics speech-to-text from Claude and any MCP client.

respondsMCP initialize · 8s limitRequest recheck
Speechtotext Mcp
https://speechtotext_mcp.mcpize.run/mcp

MCP server for Speech-to-Text

no responseMCP initialize · 8s limitRequest recheck
speed-to-lead
https://api.composedchaos.net/stl-mcp

Home-services lead pipeline as tools: leads, transcripts, drive time, service area, booking.

no responseMCP initialize · 8s limitRequest recheck
Speedrun
https://gateway.pipeworx.io/speedrun/mcp

Speedrun.com MCP — wraps the Speedrun.com API v1 (speedrun.com/api/v1)

respondsMCP initialize · 8s limitRequest recheck
speeron-next
https://speeronnext-dev-chat-app.azurewebsites.net/mcp

Speeron NEXT Digital Guest Journey MCP server (remote HTTP endpoint).

no responseMCP initialize · 8s limitRequest recheck
Speko
https://mcp.speko.ai/mcp

Official Speko MCP server: build, run, and migrate voice agents (STT/TTS/V2V) for coding agents.

needs a keyMCP initialize · 8s limitRequest recheck
spektralwerk-docs
https://en.silicann.com/spectrometers/spektralwerk-documentation/mcp

Documentation for the Spektralwerk spectrometer SCPI API as a streamable HTTP MCP Server

no responseMCP initialize · 8s limitRequest recheck
spendict
https://www.spendict.com/api/mcp

A performance marketer's run/fix/kill verdict for AI agents — ad creative, campaigns, targeting.

needs a keyMCP initialize · 8s limitRequest recheck
SpendNod
https://api.spendnod.com/mcp

Human authorization gateway for AI agent transactions

needs a keyMCP initialize · 8s limitRequest recheck
sphere-marketplace
https://starsphera.com/mcp/sse

International marketplace where AI agents offer, order, and get paid for services and capabilities.

respondsMCP initialize · 8s limitRequest recheck
Spider Cloud
https://mcp.spider.cloud/mcp

Crawl, scrape, search the web, and automate browsers at scale with anti-bot bypass.

needs a keyMCP initialize · 8s limitRequest recheck
spikesh
https://spikesh.usefulapi.io/mcp

Read Spike.sh incidents, on-call, escalations and services; acknowledge, resolve, set priority.

respondsMCP initialize · 8s limitRequest recheck
spip
https://mcp-spip.kimoun.com/mcp

Pilotez un site SPIP depuis Claude ou ChatGPT : rubriques, articles, médiathèque, FAQ JSON-LD.

needs a keyMCP initialize · 8s limitRequest recheck
Splark
https://api.splark.com/mcp

Async video interviews: send a link, get short video answers with transcripts and AI captions.

needs a keyMCP initialize · 8s limitRequest recheck
SPLIDIA — operational notes and capabilities
https://mcp.splidia.com/mcp

Fibre optics, OTDR, network design and data centre notes from SPLIDIA, plus its service catalogue.

respondsMCP initialize · 8s limitRequest recheck
Splunk Observability
https://api.{realm}.signalfx.com/v2/mcp

Splunk Observability Cloud MCP server: traces, metrics, alerts, and dashboards for IDEs.

no responseMCP initialize · 8s limitRequest recheck
SPM - Structured Project Memory
https://getspm.com/v1/mcp

Structured project memory for AI agents, delivered through a project-scoped remote MCP connector.

needs a keyMCP initialize · 8s limitRequest recheck
11,236 endpoints in this view