Popdot AI MCP server
online · 100% uptimeai.popdot/popdot-mcp·v2.0.0Rent verified subdomains by the hour, day, or month. Free 24h trials, x402 USDC on Base.
0 stars86 downloads/wk
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If you have run it, two minutes of your experience saves the next person an afternoon.
Popdot AI tools (7)
write = sends, deletes, buys or postsanswer_trial_canaryFreeAnswer 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.
check_availabilityFreeCheck 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.
get_price_quoteFreeGet 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_domainFreePaid 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.
search_domainsFreeSearch 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.
try_domainFreeStart 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_trialFreeTurn 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.
Public scan report
scanner v0.1.10 · 2026-10-31 · same rubric, same numbers if you re-run it
- Code scan3 source files scanned25/25
- Live reliabilityremote reachable in 1016ms20/20
- Tool poisoning7 tool descriptions checked15/15
- Auth qualityopen endpoint, read-only tools10/15
- Maintenancelast push 39 days ago12/15
- Maintainer identityendpoint served from the registry-verified namespace domain8/10
How Popdot AI compares
Against every graded MCP server, from our own scans and uptime checks. Updated after each scan run.
- Safety score
- 90/100
- higher than 83% of 48,255 servers
- Tools
- 7
- the typical server has 7
- Tools that change things
- 0%
- typical: 0%. Fewer write tools means less an agent can break
- Uptime
- 100%
- of our recent checks; the typical remote server answers 100%
- Response time
- 287 ms
- faster than 49% of 30,031 servers
- Downloads a week
- 86
- more than 59% of 12,191 servers with a package
What its tools let an agent do: 7 read
Install Popdot AI in Claude Code, Cursor or VS Code
claude mcp add --transport http popdot-mcp https://popdot.ai/api/mcp
What the publisher says
From the Popdot AI repository's README, as published. We do not edit it. Read it on GitHub
popdot-mcp
Stdio bridge to the Popdot AI MCP server, for MCP clients that speak stdio (Claude Desktop, local agent frameworks).
Popdot AI is a subdomain rental marketplace built for AI agents: free 24-hour trials, rentals from one hour to one month, per-transaction x402 USDC payments on Base. No account needed to discover.
Use
{
"mcpServers": {
"popdot": {
"command": "npx",
"args": ["popdot-mcp"]
}
}
}Read-only tools (searchdomains, getpricequote, checkavailability, try_domain) work with no configuration.
For authenticated tools (rent_domain), set:
POPDOT_SIGIL_ID=<your agent sigil id>
POPDOT_PRIVATE_KEY=<base64 PKCS8 Ed25519 private key>Clients that speak streamable HTTP can skip this package and connect directly to https://popdot.ai/api/mcp.
Docs
- Quickstart: https://popdot.ai/echo/quickstart.md
- Full agent docs: https://popdot.ai/llms-full.txt
License
MIT
Nothing above is checked by us. What we check is on the safety report.
Popdot AI: common questions
- Is Popdot AI MCP server safe?
- Yes, by our scan: it is graded A (90/100). Read the Popdot AI safety report
- How do I install Popdot AI?
- It runs remotely at popdot.ai. Add it to Claude Code, Cursor, VS Code or Claude Desktop with the snippets above, or call it through the mcp.market gateway without installing anything.
- Does Popdot AI need an API key?
- Not as far as the registry entry and our scan can tell: no credentials are declared or required.
- Is Popdot AI maintained?
- The last commit was 44 days ago (2026-09-21). The latest release is v2.0.0.
- Is Popdot AI up?
- 100% of our last 28 checks got an answer. We check remote servers about four times a day.
- How does Popdot AI compare with other MCP servers?
- safety score 90/100 (higher than 83% of 48,255 servers); tools 7 (the typical server has 7); tools that change things 0% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.