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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1742 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
SSTV Decoder

Decode an SSTV audio recording and anchor its fingerprint and image hash to the Knox event chain.

MediaAI / LLM tooling

Responded582 ms12 / 22
AgentCompute

Free experimental GPU tools: text generation, images and audio transcription. Shared quotas; no SLA.

MediaCode & DevOps

Outdated check54 ms11 / 22
CompressIO — Image Compression for AI

Compress images to target sizes (80%+ smaller). Tools: compress_image, convert_image, optimize_image

MediaCode & DevOps

Outdated check64 ms11 / 22
com.googleapis.design/mcp

Provides UX capabilities to enhance the design output and understanding of AI systems.

Developer ToolsCode & DevOps

Outdated check102 ms11 / 22
The 402 Wall

Buy and paint 10x10 pixel blocks on a billboard only AI agents can buy: $1.00 USDC via x402 on Base.

Finance & CryptoPayments & trading

Outdated check107 ms11 / 22
API Hubs

Generate AI video, images and music. Browse models and prices; OAuth and one prepaid balance.

MediaCode & DevOps

Outdated check123 ms11 / 22
API Stock

Generate AI video, images and music. Browse models and prices; OAuth and one prepaid balance.

MediaCode & DevOps

Outdated check165 ms11 / 22
The Leos studio

Talk to The Leos, a film, photo and design studio in Milan and New York: work, prices, calls.

MediaAI / LLM tooling

Outdated check170 ms11 / 22
VideosTemporales

Temporary video hosting for AI agents with shareable human-viewing links.

MediaAI / LLM tooling

Outdated check190 ms11 / 22
Canonsheet

Consistent prompts for one human character across image and video models. Paid per call, x402.

MediaPayments & trading

Outdated check200 ms11 / 22
Picorn

Picorn turns AI briefs into editable social images and videos with layers, timelines, and renders.

MediaCode & DevOps

Outdated check238 ms11 / 22
com.jojapi/joj-image-search

Image Search: Fast and Simple Image Search API. You can get 100+ search results in one query!.

MediaData access / search

Outdated check252 ms11 / 22
com.jojapi/tiktok-download-video

TikTok Download Video: TikTok API 🔥 300/month is free The most powerful Tiktok Api available The.

MediaAI / LLM tooling

Outdated check253 ms11 / 22
Meme Studio

Make memes from a big catalog of templates and GIFs or your own photo, and get the finished image

MediaAI / LLM tooling

Outdated check314 ms11 / 22
Pollar News

Independent European news from Pollar: search, explainers, brief, threads, audio, films. Read-only.

MediaData access / search

Outdated check443 ms11 / 22
io.github.wsmhj/stivio-mcp

Stivio MCP server - AI image-to-video generator via MCP.

MediaCode & DevOps

Outdated check456 ms11 / 22
Kingy Guides

Game guides from kingy.wiki: sourced answers, one-level hints and credited exact video moments.

MediaCode & DevOps

Outdated check460 ms11 / 22
so.falcon/frontier-reference

Frontier-design reference: file formats, converters, definitions, sensors, companies, design jobs.

OtherOther

Outdated check469 ms11 / 22
SpriteForge Editor

Free pixel and tileset editor, no account: hand-edit sprites, animations and Wang tilesets in chat

MediaAI / LLM tooling

Outdated check487 ms11 / 22
com.vevang/agents

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

Finance & CryptoPayments & trading

Outdated check538 ms11 / 22
Axcess — Design Accessibility Evaluation

Evaluates UI designs for WCAG accessibility issues automated scanners miss. Paid via x402 on Base.

Developer ToolsCode & DevOps

Outdated check539 ms11 / 22
Tangy Limes

Funny singing video ecards from a photo: search cards, get prices, buy card packs, request cards.

MediaCode & DevOps

Outdated check571 ms11 / 22
Well Told

Design custom logo and map gifts (glassware, tumblers): proofs, 3D previews, quotes and checkout.

Finance & CryptoPayments & trading

Outdated check607 ms11 / 22
Motion Text

Turn words, images, and audio into an animated video with MP4 export.

MediaAI / LLM tooling

Outdated check610 ms11 / 22

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