MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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1740 servers

Ordered by checks passedClear filters
Dated server measurements. The status describes the last probe or a listed authentication requirement. Checks that have not been measured are not failures. Open a server to inspect the evidence.
Server / capabilityLast probeMedian latencyChecks passedLast checked
Slice

Turn long podcast episodes, video or audio, into captioned vertical clips and transcripts.

MediaAI / LLM tooling

Outdated check65 ms12 / 22
Sinh Vũ Studio

Sinh Vũ Studio (Vietnam brand design): services, sectors, cases, price bands, articles. Read-only.

OtherOther

Outdated check66 ms12 / 22
Wisheroo

Personal songs from your memories and free kids' video wish lists: prices, samples, start links.

MediaAI / LLM tooling

Outdated check67 ms12 / 22
Agent Toolbox

Everyday tools for AI agents, paid per call with x402: images, markdown, speech-to-text, embeddings.

MediaAI / LLM tooling

Outdated check75 ms12 / 22
ServeReel

Free 7 day content plans built from a business website. ServeReel creates reels, videos, and images.

MediaAI / LLM tooling

Outdated check76 ms12 / 22
What's That Model?

Sourced AI video/image capabilities, explained task recommendations and verified access context.

MediaAI / LLM tooling

Outdated check87 ms12 / 22
Mockbird

Mock REST APIs, fake OAuth2/OIDC provider, uptime monitors + heartbeats, live badge/QR images.

MediaMonitoring & observability

Outdated check88 ms12 / 22
ClipFlint

Transcribe any Instagram, TikTok or Facebook video, or your own recording, with timestamps.

MediaAI / LLM tooling

Outdated check96 ms12 / 22
WELANDA Engraving Designer

Design a laser engraving for a WELANDA snus case, preview it and hand the user a checkout link.

Finance & CryptoPayments & trading

Outdated check99 ms12 / 22
Transcreva

Brazilian Portuguese audio and video transcription with speaker diarization and SRT/VTT/DOCX export.

MediaFile & docs

Outdated check101 ms12 / 22
Pixel do Afiliado

Meta Ads tracking for Shopee affiliates: campaigns, sales, commissions, ROAS and CAPI status.

Marketing & SalesCode & DevOps

Outdated check114 ms12 / 22
captcha.cc Human Verification

Human verification CAPTCHA with visual and selective-listening audio challenges.

MediaAI / LLM tooling

Outdated check115 ms12 / 22
Seller Toolbelt

Check and fix Amazon, eBay and Etsy product images, calculate marketplace fees, look up barcodes.

MediaData access / search

Outdated check123 ms12 / 22
Zovo PDF Images

Extract the images embedded in a PDF document into one ZIP file, right in the chat.

MediaFile & docs

Outdated check124 ms12 / 22
Field Notes podcast library

Which podcasts and talks a person appeared on, with summaries and chapters. AI, investing, crypto.

Finance & CryptoCode & DevOps

Outdated check127 ms12 / 22
Zovo Photo to PDF

Turns JPG and PNG images into one PDF document.

MediaFile & docs

Outdated check130 ms12 / 22
Private AI Tools

Find the right free browser tool (PDF, image, video, audio, developer) and its link.

MediaFile & docs

Outdated check139 ms12 / 22
Artificial eXperience Intelligence (AXI)

AXI design reviews, gated AXI Score, and paper search for AI assistants, agents, and robots.

Developer ToolsData access / search

Outdated check144 ms12 / 22
Real Real Genuine

Agent-native fashion marketplace. Browse, design, purchase NFTs, launch brands on Base.

Developer ToolsCode & DevOps

Outdated check186 ms12 / 22
SPLIDIA — operational notes and capabilities

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

ProductivityFile & docs

Outdated check188 ms12 / 22
com.desaira/desaira

Search adult porn video (NSFW, 18+): nude clips, creators, hashtags. Read-only, no API key.

MediaData access / search

Outdated check197 ms12 / 22
UX Jobs

Search 4,000+ live UX & product-design jobs from jobs.uxjobs.io. Read-only, no auth.

OtherData access / search

Outdated check197 ms12 / 22
com.nuditok/nuditok

Search adult porn video (NSFW, 18+): nude clips, creators, hashtags. Read-only, no API key.

MediaData access / search

Outdated check203 ms12 / 22
Transcribe (speech-to-text)

Pay-per-minute speech-to-text: audio URL to text, SRT or VTT. Paid via x402 or credits.

MediaAI / LLM tooling

Outdated check226 ms12 / 22

Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence