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.
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.
| Endpoint | Status | Last checked | How checked | Owner |
|---|---|---|---|---|
SocialGPT https://mcp.gpt.social/mcp Social media analytics, video analysis, and competitor intel for any MCP-compatible AI agent. | needs a key | MCP initialize · 8s limit | Request recheck | |
Sociality.io MCP https://api.sociality.io/mcp Social media analytics, post insights, and competitor benchmarking for AI agents. | needs a key | MCP initialize · 8s limit | Request recheck | |
| Socializioz ChatGPT MCP https://mcp.socializioz.com/mcp Thin remote MCP server for Socializioz phase-1 ChatGPT workflows. | responds | MCP initialize · 8s limit | Request recheck | |
socialloop-mcp https://mcp.socialloop.ai Create & publish events on SocialLoop: ticketing, guests, affiliates & the full production OS. | needs a key | MCP initialize · 8s limit | Request recheck | |
| socialloop-mcp https://socialloop.ai/mcp Create & publish events on SocialLoop: ticketing, guests, affiliates & the full production OS. | responds | MCP initialize · 8s limit | Request recheck | |
SocialRainbow https://app.socialrainbow.app/mcp Draft, validate, publish, schedule, and manage social posts across connected accounts. | needs a key | MCP initialize · 8s limit | Request recheck | |
| SocialSpool https://mcp.socialspool.com/mcp Create, schedule, and publish social posts through the hosted SocialSpool MCP connector. | responds | MCP initialize · 8s limit | Request 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 key | MCP initialize · 8s limit | Request recheck | |
| socrata-mcp-server https://socrata.caseyjhand.com/mcp Search and query government open-data portals (Socrata SODA API). | responds | MCP initialize · 8s limit | Request recheck | |
soeru https://api.soeru.biz/mcp Write personalized, on-brand thank-you and packing-slip messages for your EC orders. | needs a key | MCP initialize · 8s limit | Request 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 key | MCP initialize · 8s limit | Request recheck | |
| Sofya https://sofya.co/mcp Web search, fetch, extract, and research for AI agents. Markdown output + AI-synthesized answers. | responds | MCP initialize · 8s limit | Request recheck | |
| sogouwebspider https://sogouwebspider.seoapi.com/mcp Validate Sogou Spider IP addresses. Remote MCP validate_ip tool. | responds | MCP initialize · 8s limit | Request recheck | |
| Soilgrids https://gateway.pipeworx.io/soilgrids/mcp ISRIC SoilGrids MCP. | responds | MCP initialize · 8s limit | Request 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 key | MCP initialize · 8s limit | Request 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 found | MCP initialize · 8s limit | Request 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. | responds | MCP initialize · 8s limit | Request 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 found | MCP initialize · 8s limit | Request 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. | responds | MCP initialize · 8s limit | Request 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. | responds | MCP initialize · 8s limit | Request 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 found | MCP initialize · 8s limit | Request 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. | responds | MCP initialize · 8s limit | Request recheck | |
| solanaoracle https://tooloracle.io/solana/mcp SolanaOracle - 12 Solana tools: SPL tokens, Jupiter, validators, rent, programs, NFTs. | responds | MCP initialize · 8s limit | Request recheck | |
SolanaPay https://pay.rjctdlabs.xyz/sse On-chain Solana payments for MCP services with SOL and USDC support. | no response | MCP initialize · 8s limit | Request recheck | |
Solapur Software Developers Registry https://solapursoftwaredevelopers.abdominal.in/api/mcp Public read-only MCP HTTP gateway for the Solapur software developers registry. | no response | MCP initialize · 8s limit | Request recheck | |
Solapur Software Developers Registry https://solapursoftwaredevelopers.dominal.in/api/mcp Public read-only MCP HTTP gateway for the Solapur software developers registry. | no response | MCP initialize · 8s limit | Request recheck | |
| solar-home-incentives https://api.energyaisolution.com/mcp/solar Free solar & home energy tools: estimates, incentives by ZIP, scores, installer routing. | responds | MCP initialize · 8s limit | Request recheck | |
| solenrich https://api.solenrich.com/mcp Solana onchain intelligence for AI agents: wallet risk, due-diligence, perps funding, smart money. | responds | MCP initialize · 8s limit | Request recheck | |
SolForge https://sol-forge-mcp.vercel.app/api/mcp Solidity smart contract generator implementing safe coding defaults. | no response | MCP initialize · 8s limit | Request recheck | |
solidus https://solidus-mcp.fly.dev/mcp Solana pre-trade safety for agents: rug check, honeypot sell-sim, drainer scan, tx preflight. | no response | MCP initialize · 8s limit | Request recheck | |
| SolKnife https://solknife.xyz/api/mcp Non-custodial Solana toolkit: rug-checks, swaps, portfolios, token minting, multisig, Arweave. | responds | MCP initialize · 8s limit | Request recheck | |
| solrisk-mcp https://solrisk.rugscore.workers.dev/mcp Solana token risk (rug / honeypot / dump) scoring for AI agents — remote MCP server. | responds | MCP initialize · 8s limit | Request recheck | |
| Solscan https://gateway.pipeworx.io/solscan/mcp Solscan MCP — Solana block-explorer API (Pro v2) | responds | MCP initialize · 8s limit | Request 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. | responds | MCP initialize · 8s limit | Request recheck | |
| SOMA Brewing Company https://getsoma.store/api/mcp India's first non-alcoholic craft brewery: catalog, nutrition, FAQ, checkout links for AI agents. | responds | MCP initialize · 8s limit | Request recheck | |
Sombra https://sombra.so/mcp AI research library. Save, organise and reuse notes and webpages as clean markdown context. | needs a key | MCP initialize · 8s limit | Request recheck | |
Somvia https://somvia.app/mcp Private Apple Health metrics and workout detail for ChatGPT, Claude, and any MCP client. | needs a key | MCP initialize · 8s limit | Request recheck | |
Sonas https://mcp.sonas.work/mcp AI-powered candidate profiles for foreign professionals in Spain and Europe. | needs a key | MCP initialize · 8s limit | Request 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. | responds | MCP initialize · 8s limit | Request recheck | |
| Sonlight Window Cleaning https://sonlightwindow.com/mcp Book window & gutter cleaning in Colorado and New Mexico: instant firm quote, real calendar slot | responds | MCP initialize · 8s limit | Request 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. | responds | MCP initialize · 8s limit | Request recheck | |
| Sophon Consulting https://www.sophon.consulting/api/mcp Read-only, deterministic AI triage and readiness tools implementing Sophon's published rubrics. | responds | MCP initialize · 8s limit | Request recheck | |
| SORACOM Knowledge MCP https://knowledge-mcp.soracom.com Search SORACOM documentation: service guides, FAQ, API references, IoT recipes, etc. | responds | MCP initialize · 8s limit | Request recheck | |
| Sorsa https://sorsa.app/mcp Amazon FBA arbitrage toolkit: product analysis, deal feeds, price alerts and sourcing management. | responds | MCP initialize · 8s limit | Request 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 key | MCP initialize · 8s limit | Request recheck | |
sortio https://mcp.getsortio.com/mcp Read-only search of your Sortio knowledge graph (files and entities) for Claude and ChatGPT. | needs a key | MCP initialize · 8s limit | Request recheck | |
| Source Library https://sourcelibrary.org/api/mcp Search and cite 26K pre-modern primary sources: alchemy, Hermetica, philosophy, early science. | responds | MCP initialize · 8s limit | Request recheck | |
Source Parts https://mcp.source.parts Electronic component sourcing, BOM management, and PCB design workflows. | needs a key | MCP initialize · 8s limit | Request recheck | |
Sourced https://mcp.sourced.dev/mcp Source code search for every package on PyPI and npm. | no response | MCP initialize · 8s limit | Request recheck | |
Sourcegraph MCP Server https://{sourcegraph_hostname}/.api/mcp Sourcegraph code search, semantic search, go-to-definition, find-references, and diff search. | no response | MCP initialize · 8s limit | Request recheck | |
| Sourcey https://mcp.sourcey.com/mcp Search Sourcey's provenance-bound startup program registry and inspect exact evidence. | responds | MCP initialize · 8s limit | Request 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 response | MCP initialize · 8s limit | Request recheck | |
| South Africa Tenders https://gateway.pipeworx.io/south-africa-tenders/mcp South Africa Government Procurement MCP — National Treasury eTenders / OCPO (keyless). | responds | MCP initialize · 8s limit | Request recheck | |
sovereign-engine https://api.zuluworksai.com/mcp 15 paid AI agent primitives via x402 (USDC on Base). Pay-per-call MCP server. | no response | MCP initialize · 8s limit | Request recheck | |
Sovereignty Scan https://sovereignty-scan.kajaril.com/mcp EU AI Act sovereignty scanning. Provider residency, registration status, audit trail support. | needs a key | MCP initialize · 8s limit | Request recheck | |
| Space Feeds https://gateway.pipeworx.io/space-feeds/mcp Space Feeds MCP. | responds | MCP initialize · 8s limit | Request 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 response | MCP initialize · 8s limit | Request recheck | |
Spacefast https://mcp.spacefast.com Publish files and folders to the web instantly: permanent URLs, immutable versions, claim links. | needs a key | MCP initialize · 8s limit | Request recheck | |
| Spaceflight News https://gateway.pipeworx.io/spaceflight-news/mcp Spaceflight News MCP. | responds | MCP initialize · 8s limit | Request 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 response | MCP initialize · 8s limit | Request recheck | |
| spacenews https://gateway.pipeworx.io/spacenews/mcp Spacenews MCP — wraps the Spaceflight News API v4 (free, no auth) | responds | MCP initialize · 8s limit | Request recheck | |
| spacex https://gateway.pipeworx.io/spacex/mcp SpaceX MCP — wraps SpaceX API v4 (free, no auth) | responds | MCP initialize · 8s limit | Request recheck | |
| SPACEXPLORATION https://spacexploration.com/mcp Search commercial real estate listings. Reads need no token; authoring is self-serve OAuth (DCR). | responds | MCP initialize · 8s limit | Request recheck | |
| Spain Legal https://legalfournier.com/mcp/spain-legal Agent-first remote Spain legal MCP for visas, residency, NIE/TIE, and tax logic. | responds | MCP initialize · 8s limit | Request 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 response | MCP initialize · 8s limit | Request recheck | |
| Spain Tenders https://gateway.pipeworx.io/spain-tenders/mcp Spain public procurement MCP — PLACSP tender notices (keyless). | responds | MCP initialize · 8s limit | Request recheck | |
Spala Public MCP https://mcp.spala.ai/mcp Discovery, OAuth handoff, and project MCP routing for Spala backend projects. | no response | MCP initialize · 8s limit | Request recheck | |
Spanly https://mcp.spanly.com MCP observability. Query live traffic, errors, duration, and alerts from your AI agent. | needs a key | MCP initialize · 8s limit | Request 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 found | MCP initialize · 8s limit | Request recheck | |
| Sparkling Tracks Tours https://mcp.sparklingtracks.com/mcp Read-only MCP for Sparkling Tracks European tours: packages, itineraries, pricing, contacts. | responds | MCP initialize · 8s limit | Request recheck | |
| Sparks Scribe https://crm.sparkscribe.app/crm/api/public-mcp Official first-party facts about Sparks Scribe: what it is, pricing, trial. | responds | MCP initialize · 8s limit | Request recheck | |
| Spdx License https://gateway.pipeworx.io/spdx-license/mcp SPDX open-source license list with full text | responds | MCP initialize · 8s limit | Request recheck | |
Speak AI https://api.speakai.co/v1/mcp Search recordings, summarize meetings, create clips, and automate workflows from your AI assistant. | needs a key | MCP initialize · 8s limit | Request 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 response | MCP initialize · 8s limit | Request recheck | |
speakmanai https://speakman.ai/mcp Multi-agent AI pipeline that generates professional Solution Architecture Documents. | no response | MCP initialize · 8s limit | Request recheck | |
speckitacceptance-mcp https://speckitacceptance.clauxel.com/mcp Paid remote MCP for spec driven development acceptance gate MCP, structured receipts, audit logs, an | no response | MCP initialize · 8s limit | Request recheck | |
| specky https://www.specky.space/api/mcp Turn raw customer feedback into evidence-cited specs (free, no key) plus 16 PM tools. | responds | MCP initialize · 8s limit | Request recheck | |
| SpecProof https://mcp.specproof.ai SpecProof: Search standards specs with MCP-ready precision. | responds | MCP initialize · 8s limit | Request recheck | |
spectra https://spectra.mcpize.run Generates unit tests for Python code with coverage before/after reports and concrete edge cases. | needs a key | MCP initialize · 8s limit | Request 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. | responds | MCP initialize · 8s limit | Request 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? | responds | MCP initialize · 8s limit | Request 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 | responds | MCP initialize · 8s limit | Request 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. | responds | MCP initialize · 8s limit | Request recheck | |
| speechmatics https://speechmatics.usefulapi.io/mcp Transcribe audio and video with Speechmatics speech-to-text from Claude and any MCP client. | responds | MCP initialize · 8s limit | Request recheck | |
Speechtotext Mcp https://speechtotext_mcp.mcpize.run/mcp MCP server for Speech-to-Text | no response | MCP initialize · 8s limit | Request recheck | |
speed-to-lead https://api.composedchaos.net/stl-mcp Home-services lead pipeline as tools: leads, transcripts, drive time, service area, booking. | no response | MCP initialize · 8s limit | Request recheck | |
| Speedrun https://gateway.pipeworx.io/speedrun/mcp Speedrun.com MCP — wraps the Speedrun.com API v1 (speedrun.com/api/v1) | responds | MCP initialize · 8s limit | Request recheck | |
speeron-next https://speeronnext-dev-chat-app.azurewebsites.net/mcp Speeron NEXT Digital Guest Journey MCP server (remote HTTP endpoint). | no response | MCP initialize · 8s limit | Request 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 key | MCP initialize · 8s limit | Request 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 response | MCP initialize · 8s limit | Request 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 key | MCP initialize · 8s limit | Request recheck | |
SpendNod https://api.spendnod.com/mcp Human authorization gateway for AI agent transactions | needs a key | MCP initialize · 8s limit | Request recheck | |
| sphere-marketplace https://starsphera.com/mcp/sse International marketplace where AI agents offer, order, and get paid for services and capabilities. | responds | MCP initialize · 8s limit | Request recheck | |
Spider Cloud https://mcp.spider.cloud/mcp Crawl, scrape, search the web, and automate browsers at scale with anti-bot bypass. | needs a key | MCP initialize · 8s limit | Request recheck | |
| spikesh https://spikesh.usefulapi.io/mcp Read Spike.sh incidents, on-call, escalations and services; acknowledge, resolve, set priority. | responds | MCP initialize · 8s limit | Request recheck | |
spip https://mcp-spip.kimoun.com/mcp Pilotez un site SPIP depuis Claude ou ChatGPT : rubriques, articles, médiathèque, FAQ JSON-LD. | needs a key | MCP initialize · 8s limit | Request recheck | |
Splark https://api.splark.com/mcp Async video interviews: send a link, get short video answers with transcripts and AI captions. | needs a key | MCP initialize · 8s limit | Request 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. | responds | MCP initialize · 8s limit | Request recheck | |
Splunk Observability https://api.{realm}.signalfx.com/v2/mcp Splunk Observability Cloud MCP server: traces, metrics, alerts, and dashboards for IDEs. | no response | MCP initialize · 8s limit | Request 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 key | MCP initialize · 8s limit | Request recheck |