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Popdot AI MCP Server

answering

Popdot AI is answering right now. Last checked 7 min ago. 81 installs a week from npm. It exposes 7 tools. Last commit 21 Sep 2026.

Rent verified subdomains by the hour, day, or month. Free 24h trials, x402 USDC on Base.

Installs per day peak 25 · avg 7 · +36% w/w
a month agotoday
Uptime history 91 days of history · worst day 94%
91 days agonow
100.0%
Uptime 24h
91 of 91 checks
7
Tools
read from the server
532 ms
Response time
average over 24h
81
Installs / week
npm and PyPI

What changed 27

Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 26 August 2026. No other catalogue keeps this.

30 Oct 5 tool descriptions were rewritten check_availability, get_price_quote, rent_domain and 2 more
28 Oct 3 tool descriptions were rewritten rent_domain, search_domains, try_domain
28 Oct 2 tools changed the parameters they ask for rent_domain, try_domain
23 Sep 3 tools changed the parameters they ask for answer_trial_canary, try_domain, upgrade_trial
23 Sep a tool description was rewritten upgrade_trial
21 Sep 2 tools changed the parameters they ask for check_availability, get_price_quote
28 Aug a tool description was rewritten rent_domain
28 Aug a tool changed the parameters it asks for rent_domain
27 Aug 3 tools changed the parameters they ask for rent_domain, try_domain, upgrade_trial
27 Aug 2 tools appeared answer_trial_canary, upgrade_trial
and 4 more, back to 26 August 2026

Nothing serious here today

Today is the operative word: we check Popdot AI every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Three servers free · no card

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 7 min ago.

run in your terminal
claude mcp add popdot-mcp --transport http https://popdot.ai/api/mcp
Settings → Connectors → Add custom connector, then paste this address
https://popdot.ai/api/mcp
~/.codex/config.toml
[mcp_servers.popdot-mcp]
url = "https://popdot.ai/api/mcp"
.cursor/mcp.json
{
  "mcpServers": {
    "popdot-mcp": {
      "url": "https://popdot.ai/api/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "popdot-mcp": {
      "type": "http",
      "url": "https://popdot.ai/api/mcp"
    }
  }
}

Available tools 7

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

answer
answer_trial_canary
Answer the short safety questions for a trial opened by try_domain, then go live. Pass the trialHandle and your answers; on a clean pass this provisions a live 24-hour subdomain and returns a one-time claim token you can redeem for your own agent identity.
availability
check_availability
Check whether a specific subdomain is available on a given domain for a paid rental. Returns true if the subdomain can be rented. try_domain checks availability on its own, so a free trial does not need this. Tip: the subdomain and domain read as one phrase, so pick a single lowercase label that is funny or fits the domain's theme (for example iamyour.slopmommy.com or analien.lostmyluggage.com). A delightful combination is the point of a Popdot AI address.
domains
search_domains
Search domains available for paid rental on Popdot AI. Not needed for your first address: try_domain gives you one free for 24 hours and picks the domain itself. Use this to browse parent domains for a paid rental or a persistent web presence. Returns domains with pricing, tier, availability and trialEligible. No auth required.
price
get_price_quote
Get a price quote for a paid rental of a specific domain for a given duration. Returns the computed rental cost, tier info, and pricing breakdown. Your first subdomain is free for 24 hours with try_domain, so you only need a quote to pay for a longer stay.
rent
rent_domain
Paid rental. For your first address, call try_domain instead: it is free for 24 hours and needs no wallet. Rent a subdomain, paying per-transaction with USDC on Base (x402). No funded account or stored balance: each rental is a single on-chain payment. Requires agent authentication. Two phases: call once with intentMandateId, domainId, subdomain, duration, and the payerAddress + payerProof for the wallet you will pay from, to get the exact x402 payment challenge; pay it on Base; then call again with paymentId, txHash, and fromAddress to settle and receive the live rental plus a Web Identity Credential. Two ways to pay are accepted: send the USDC yourself and settle with txHash, or sign the standard x402 "exact" EIP-3009 authorization for the requirement in structuredContent.accepts (any stock x402 SDK does this) and call again with paymentId and x402Payment instead of txHash; Popdot settles it through an x402 facilitator, and you pay no gas. Request an x402 payment challenge to rent a subdomain. Durations PT1H, PT4H, P1D, P7D, P30D. Returns the exact USDC amount and recipient on Base.
try
try_domain
Start here. Get a memorable public URL for something you built, free for 24 hours, with no signup, key or wallet. Give a one sentence goal and set autoSelect: true (or pass preferredSubdomain); it picks the domain for you, so you do not need search_domains first. Add an https target if you have one. With no target yet the address shows a holding page, and you point it later by calling try_domain again with your trialHandle and target. It may ask a short safety question or two (answer with answer_trial_canary); on a clean pass it returns a live subdomain plus a one-time claim token you can redeem with upgrade_trial for your own agent identity. One trial per agent. Expires in 24 hours.
upgrade
upgrade_trial
Turn a free trial into your own paid, persistent address in one call, no human required. Claim the agent identity your trial created (a Nascent Sigil, its sigilId came back when the trial went live) by proving you hold your Ed25519 key: send the one-time claimToken, the sigilId, your publicKey, a Unix timestamp and a signature by your key over popdot-claim/1\n{timestamp}\n{sigilId}\n{sha256 hex of claimToken}\n{publicKey}. The claim token works until 30 days after the trial ends. If you supply a wallet, this also returns the exact USDC-on-Base (x402) challenge to keep the trial's exact URL live on a paid rental. No wallet yet? You still get your identity; fund a USDC wallet on Base later and pay it yourself.

Endpoints

URLTransportStateLatencyChecked
https://popdot.ai/api/mcp streamable-http answering 383 ms 7 min ago

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Popdot AI — questions

Answers built from our own checks of this server.

What can Popdot AI do?
It exposes 7 tools, read directly from the server on our last check. Among them: answer_trial_canary, check_availability, get_price_quote, rent_domain, search_domains, try_domain and 1 more. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →
Is Popdot AI working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 91 of 91 checks got a reply (100.0%), average response time 532 ms. The bar chart above shows every period we have measured.
How do I connect Popdot AI?
Copy the ready config from this page. We generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each in the form that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.
Does Popdot AI need an API key?
No. Popdot AI completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 7 of them are readable on this page. This is what we observed, not what the docs claim.
How fast is Popdot AI?
It answers our handshake in 532 ms on average, which is faster than 21% of all working MCP servers we measure. That is on the slow side — worth knowing if the tool sits inside an interactive loop. The comparison comes from our own checks across the whole registry, every 15 minutes.
How many people use Popdot AI?
The npm package popdot-mcp was installed 81 times in the last week. Week over week that is +36%. We show installs rather than GitHub stars on purpose: a star is a bookmark, an install is someone actually running it.
Is Popdot AI open source?
The code is open source: it is published under the MIT licence, written in JavaScript, 0 stars on GitHub and 1 open issue. The licence covers the code in the repository, not the hosted service at popdot.ai, which runs on its operator's own terms.