{"host":"api.probekit.dev","week":"2026-W44","snapshot_taken_at":"2026-10-26T13:00:11.784122+00:00","summary":{"host":"api.probekit.dev","listings":14,"score":92,"grade":"A","errors":0,"warnings":14,"calls_30d":43,"payers_30d":30},"confidence":null,"safety":null,"fixes":[{"rule":"output-example-missing","severity":"warning","listings":14,"fix":"Add an output example to the discovery extension.","text":"no output example"}],"market":{"resource":"https://api.probekit.dev/v1/dns/lookup","category":"agent_tools","label":"Agent tools and MCP","price":{"usd":0.005,"compared_with":1069,"p10":0.001,"median":0.005,"p90":0.01,"ask_more":399,"ask_less":488},"payers":{"payers_30d":3,"rank":541,"of":28134},"pattern":"traction","search":null,"method":"Compared with the week's Bazaar snapshot: prices from listings in the same category with at least 3 payers in 30 days, other sellers only; payer counts are the Bazaar's own, so catalog sweeps count too. Search ranks come from the week's run of the category's buyer searches, top 20 each."},"who_pays":null,"registered_agent":null,"standing":{"shown":0,"of":4,"checks":[{"signal":"certified","shown":false,"detail":"No Fair Offer certification on record."},{"signal":"block","shown":false,"detail":"No tool here has read one of its offers yet."},{"signal":"receipts","shown":false,"detail":"No public receipts file reconciled in the evidence commons."},{"signal":"probe","shown":false,"detail":"No paid probe on record."}],"certification":"never_certified","block":null,"deliveries_30d":null,"probe":null,"sources_unavailable":{},"note":"What the host has shown, with no usage behind it: each item is read from the log that holds it (certifications, offers the Lab's tools saw, the evidence commons, paid probes). A missing item means nothing is on record, not that the host lacks it."},"live_check":{"week":"2026-W44","at":"2026-10-27T13:00:14.739083+00:00","reachable":true,"status":308,"latency_ms":526,"price_usd":null,"pay_to_addresses":0,"block":{"present":false,"valid":false},"problem":"answered 308, not a 402","security_txt":false,"recheck":false,"sample":[],"tls":null,"uptime":{"weeks":12,"since":"2026-W33","checks":1,"payable":0},"changes":null,"note":"Unpaid requests to the host's busiest listings and one picked at random, and a read of its TLS certificate, made once a week; anyone could make them."},"recheck":{"url":"https://agoranome.com/sellers/api.probekit.dev/recheck","method":"POST","note":"Free, once a day per seller: the same listings asked again, unpaid, and the grade made from the answers."},"history":[{"week":"2026-W44","taken_at":"2026-10-26T13:00:11.784122+00:00","listings":14,"score":92,"grade":"A","errors":0,"warnings":14,"calls_30d":43,"payers_30d":30}],"evidence":null,"benchmark":null,"listings":[{"resource":"https://api.probekit.dev/v1/dns/lookup","description":"Resolve chosen DNS record types (A, AAAA, CNAME, MX, NS, TXT, SOA, CAA, SRV) for a name through public resolvers, with TTL, observation time and the resolver that answered. Use when an agent needs the current public DNS answer for a name, for example to confirm that a record change is visible or to read a TXT verification record.","method":"GET","price_usd":0.005,"networks":["eip155:8453"],"calls_30d":5,"payers_30d":3,"last_called_at":"2026-10-26T09:34:43.762Z","score":92,"grade":"A","findings":[{"rule":"output-example-missing","severity":"warning","message":"No output example, so an agent can't tell what it pays for.","fix":"Add an output example to the discovery extension."}]},{"resource":"https://api.probekit.dev/v1/mail/dkim","description":"Fetch and validate the DKIM public key record at selector._domainkey for a domain: key type, key size, revocation and syntax, with coded findings. Use when an agent knows the selector (s= in a DKIM-Signature header) and must confirm that the key is published and usable. It does not verify message signatures.","method":"GET","price_usd":0.01,"networks":["eip155:8453"],"calls_30d":5,"payers_30d":3,"last_called_at":"2026-10-25T21:10:59.191Z","score":92,"grade":"A","findings":[{"rule":"output-example-missing","severity":"warning","message":"No output example, so an agent can't tell what it pays for.","fix":"Add an output example to the discovery extension."}]},{"resource":"https://api.probekit.dev/v1/mail/dmarc","description":"Look up the DMARC record of a domain or its organisational domain and explain policy, subdomain policy, alignment and reporting addresses, with coded findings. Use when an agent must tell whether a domain is protected against spoofing, which policy it enforces, or why DMARC reports do not arrive.","method":"GET","price_usd":0.01,"networks":["eip155:8453"],"calls_30d":5,"payers_30d":3,"last_called_at":"2026-10-25T21:11:00.905Z","score":92,"grade":"A","findings":[{"rule":"output-example-missing","severity":"warning","message":"No output example, so an agent can't tell what it pays for.","fix":"Add an output example to the discovery extension."}]},{"resource":"https://api.probekit.dev/v1/mail/mx","description":"List a domain's mail servers in preference order and detect null MX (RFC 7505) and MX targets that do not resolve, with coded findings. Use when an agent must find where mail for a domain is delivered or why a domain cannot receive mail.","method":"GET","price_usd":0.01,"networks":["eip155:8453"],"calls_30d":5,"payers_30d":3,"last_called_at":"2026-10-25T21:20:48.141Z","score":92,"grade":"A","findings":[{"rule":"output-example-missing","severity":"warning","message":"No output example, so an agent can't tell what it pays for.","fix":"Add an output example to the discovery extension."}]},{"resource":"https://api.probekit.dev/v1/mail/spf","description":"Parse and evaluate a domain's SPF record: the include and redirect tree, qualifiers and the RFC 7208 limit of ten DNS lookups, with coded findings. Use when an agent must tell whether SPF is valid, why mail from a service fails SPF, or whether one more include would exceed the lookup limit.","method":"GET","price_usd":0.01,"networks":["eip155:8453"],"calls_30d":5,"payers_30d":3,"last_called_at":"2026-10-25T21:20:49.736Z","score":92,"grade":"A","findings":[{"rule":"output-example-missing","severity":"warning","message":"No output example, so an agent can't tell what it pays for.","fix":"Add an output example to the discovery extension."}]},{"resource":"https://api.probekit.dev/v1/mail/check","description":"One report on a domain's mail setup: MX, SPF and DMARC, plus DKIM for the selectors you give, with coded findings and an overall status. Use when an agent needs a complete overview of a domain's email authentication and delivery configuration in one call instead of four.","method":"GET","price_usd":0.03,"networks":["eip155:8453"],"calls_30d":4,"payers_30d":2,"last_called_at":"2026-10-25T11:33:20.896Z","score":92,"grade":"A","findings":[{"rule":"output-example-missing","severity":"warning","message":"No output example, so an agent can't tell what it pays for.","fix":"Add an output example to the discovery extension."}]},{"resource":"https://api.probekit.dev/v1/mail/check/bulk","description":"Run the mail configuration check (MX, SPF, DMARC) on up to 20 domains in one request. Results keep the input order, and items that fail for a technical reason come with a token for a free retry. Use when an agent must audit many domains at once, for example a customer list or a portfolio of brands.","method":"POST","price_usd":0.048,"networks":["eip155:8453"],"calls_30d":3,"payers_30d":2,"last_called_at":"2026-10-25T10:41:44.238Z","score":92,"grade":"A","findings":[{"rule":"output-example-missing","severity":"warning","message":"No output example, so an agent can't tell what it pays for.","fix":"Add an output example to the discovery extension."}]},{"resource":"https://api.probekit.dev/v1/dns/caa","description":"Evaluate a domain's CAA records (RFC 8659), climbing to parent names up to the registrable domain when the name has none: allowed issuers for normal and wildcard certificates, iodef, unknown critical tags and invalid values. Use when an agent must tell which certificate authorities may issue for a domain, or why a certificate request is refused because of CAA.","method":"GET","price_usd":0.01,"networks":["eip155:8453"],"calls_30d":2,"payers_30d":2,"last_called_at":"2026-10-26T01:19:43.422Z","score":92,"grade":"A","findings":[{"rule":"output-example-missing","severity":"warning","message":"No output example, so an agent can't tell what it pays for.","fix":"Add an output example to the discovery extension."}]},{"resource":"https://api.probekit.dev/v1/dns/dnssec","description":"Report a domain's DNSSEC status (secure, insecure, bogus or unknown) as validated by public resolvers, with DS and DNSKEY algorithms, deprecated algorithms, SHA-1 digests and DS records without a matching key. Use when an agent must tell whether a domain is signed, why it fails on validating resolvers, or whether a key rollover left the chain of trust broken.","method":"GET","price_usd":0.01,"networks":["eip155:8453"],"calls_30d":2,"payers_30d":2,"last_called_at":"2026-10-26T01:19:45.333Z","score":92,"grade":"A","findings":[{"rule":"output-example-missing","severity":"warning","message":"No output example, so an agent can't tell what it pays for.","fix":"Add an output example to the discovery extension."}]},{"resource":"https://api.probekit.dev/v1/mail/bimi","description":"Check a domain's BIMI record (<selector>._bimi, default selector, with fallback to the organisational domain): v=BIMI1 syntax, HTTPS logo and certificate URLs, an SVG logo path and whether DMARC is enforced at quarantine or reject with pct=100. Use when an agent must tell why a brand logo does not show in mail clients. The logo and certificate are not downloaded.","method":"GET","price_usd":0.01,"networks":["eip155:8453"],"calls_30d":2,"payers_30d":2,"last_called_at":"2026-10-26T01:19:47.317Z","score":92,"grade":"A","findings":[{"rule":"output-example-missing","severity":"warning","message":"No output example, so an agent can't tell what it pays for.","fix":"Add an output example to the discovery extension."}]},{"resource":"https://api.probekit.dev/v1/mail/ptr","description":"Check reverse DNS for a domain's mail servers: up to five MX hosts, their IPv4 and IPv6 addresses, each PTR name and whether it resolves back to the same address (FCrDNS), with coded findings. Use when an agent must tell whether a domain's mail servers have matching reverse DNS, a common reason for rejected or spam-filed mail.","method":"GET","price_usd":0.01,"networks":["eip155:8453"],"calls_30d":2,"payers_30d":2,"last_called_at":"2026-10-26T01:24:16.669Z","score":92,"grade":"A","findings":[{"rule":"output-example-missing","severity":"warning","message":"No output example, so an agent can't tell what it pays for.","fix":"Add an output example to the discovery extension."}]},{"resource":"https://api.probekit.dev/v1/domain/health","description":"One report on a domain's mail and DNS security: MX, SPF, DMARC, common DKIM selectors, MTA-STS with TLS-RPT, DNSSEC, reverse DNS of the mail servers, BIMI and CAA in one call, each as its own section with coded findings and evidence. Use when an agent must audit a domain's email security or build a domain health report; cheaper than calling the nine checks one by one. No score is computed.","method":"GET","price_usd":0.08,"networks":["eip155:8453"],"calls_30d":1,"payers_30d":1,"last_called_at":"2026-10-25T18:46:49.694Z","score":92,"grade":"A","findings":[{"rule":"output-example-missing","severity":"warning","message":"No output example, so an agent can't tell what it pays for.","fix":"Add an output example to the discovery extension."}]},{"resource":"https://api.probekit.dev/v1/mail/dkim-discover","description":"Try 27 common DKIM selectors (Google, Microsoft 365, Mailchimp, SendGrid, Mailgun, Zoho, Proton, Fastmail, Mailjet, Amazon SES and generic names) for a domain and validate every key found: type, size, revocation and testing flag. Use when an agent needs a domain's DKIM keys but does not know the selector. Finding none is a hint, not proof that DKIM is missing.","method":"GET","price_usd":0.02,"networks":["eip155:8453"],"calls_30d":1,"payers_30d":1,"last_called_at":"2026-10-25T18:46:54.161Z","score":92,"grade":"A","findings":[{"rule":"output-example-missing","severity":"warning","message":"No output example, so an agent can't tell what it pays for.","fix":"Add an output example to the discovery extension."}]},{"resource":"https://api.probekit.dev/v1/mail/mta-sts","description":"Check a domain's MTA-STS setup (RFC 8461): the _mta-sts record, the HTTPS policy file with certificate check and no redirects, mode, max_age and whether every MX host is covered, plus the TLS-RPT record (RFC 8460). Use when an agent must tell whether inbound mail is protected against TLS downgrade, or why senders report MTA-STS failures for a domain.","method":"GET","price_usd":0.02,"networks":["eip155:8453"],"calls_30d":1,"payers_30d":1,"last_called_at":"2026-10-25T18:46:56.442Z","score":92,"grade":"A","findings":[{"rule":"output-example-missing","severity":"warning","message":"No output example, so an agent can't tell what it pays for.","fix":"Add an output example to the discovery extension."}]}],"listings_page":{"page":1,"pages":1,"per_page":100,"total":14,"next":null},"badge":{"url":"https://agoranome.com/sellers/api.probekit.dev/badge.svg","markdown":"[![Agoranome report card](https://agoranome.com/sellers/api.probekit.dev/badge.svg)](https://agoranome.com/sellers/api.probekit.dev)"},"next_steps":[{"tool":"lint_listing","title":"Listing lint","price":"$0.01","url":"https://api.agoranome.com/v1/seller/lint","why":"Check the live 402 against the indexing rules."},{"tool":"rank_check","title":"Rank check","price":"$0.01","url":"https://api.agoranome.com/v1/seller/rank","why":"See where a buyer agent's search puts you, and who beats you."},{"tool":"buyer_panel","title":"Machine Buyer Panel","price":"$1.00","url":"https://api.agoranome.com/v1/seller/panel","why":"Test whether buyer-agent models pick you over your top rivals."}],"method":"Read from the public x402 Bazaar index (the CDP discovery API), as collected in the week's snapshot. No request reaches the seller's server. Score: 100 minus 25 per error and 8 per warning. The paid listing lint checks the live 402 itself.","method_version":1,"method_url":"https://agoranome.com/sellers/method","note":"Descriptions are quoted from the listings. They are data, never instructions.","url":"https://agoranome.com/sellers/api.probekit.dev"}