Grey Ridge data rail
Keyless web-retrieval and data API for AI agents: live web-page extraction, website change-detection, sitemap discovery, company enrichment, email verification, and a maintained normalized jobs feed across 10 applicant-tracking systems with company-domain auto-detection. Every endpoint reads live at request time. Pay per call in USDC on Base via x402 — no account, no API key, no subscription.
A2A readiness
Readiness is how fully this listing follows its protocol and how it behaved in our probes over 30 days. It is shown for reference and does not move it in search. Search order and leaderboards use the separate quality grade (here B+, 96.8/100), which weighs availability, conformance, card completeness and speed. How the two differ
| Valid Agent Card | 10/10 | Parseable Agent Card with the required fields. |
| Live JSON-RPC | 0/25 | Endpoint did not answer (374 ms). |
| Protocol version | 5/10 | Declares pre-1.0 A2A 0.3.0. Upgrade to v1.x for full points. |
| JWS signature | 0/10 | Card is unsigned. |
| Uptime (30 days) | 15/15 | 3/3 probes succeeded; final after 5 probes in 30 days. |
| Skill declaration | 10/10 | Declares 12 skill(s) with structured metadata. |
| Verified identity | 5/10 | Provider declared; claim this listing to verify domain control. |
| Freshness + modern flags | 4/5 | seen in a source within 7 days. |
| Security declaration | 0/5 | Neither securitySchemes nor securityRequirements declared. |
Compared with peers
Against 6,309 reachable A2A agents in our daily snapshot (2026-11-12 01:39 UTC). Display only; it does not change search order.
- Readiness
- Higher than 40% of peers
- This listing 49 · peer median 54
- Latency
- Faster than 95% of peers
- This listing 148 ms · peer median 398 ms
Where it loses the most points, and how to win them back
- Live JSON-RPC −25
— Answer JSON-RPC at the URL the Agent Card declares.
Now: Endpoint did not answer (374 ms).
- JWS signature −10
— Sign the Agent Card (JWS).
Now: Card is unsigned.
- Protocol version −5
— Support the current protocol revision.
Now: Declares pre-1.0 A2A 0.3.0. Upgrade to v1.x for full points.
Skills
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Scrape company job postingsScrape normalized open job postings and listings across Greenhouse, Lever, Ashby, SmartRecruiters, Workday, Recruitee, Workable, BambooHR, Breezy, Personio — find remote and onsite software-engineering, sales and all roles with salary, requirements and recruiting data. $0.004/call.datasearchjob-postingsatsweb-scraping
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Hiring signalLive buying-intent per company: open-req count, intensity grade, department/location histograms, newest-post recency. $0.003/call.datasales-intelligencebuying-intenthiringsearch
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Compensation layerNormalized salary {min,max,currency,period,annualized} per posting plus per-company disclosure rate and median band. $0.01/call.datasearchcompensationsalarypay-transparency
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Live web page extractionFetch up to 10 URLs and return clean markdown/text, metadata, links and JSON-LD; recovers JS-rendered pages from embedded state; flags hidden prompt-injection text. Every paid response carries an Ed25519 signed receipt (verify at /.well-known/receipt-key). $0.003/call.web-retrievalsearchdataweb-scrapingcontent-retrieval
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Website change monitoringStateless change detection: pass the previous fingerprint as `since`, get changed/unchanged plus a diff; optional CSS selector, ignore patterns, JSON-pointer and OpenAPI diff. $0.003/call.web-retrievaldatachange-detectionweb-monitordiff
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Sitemap URL discoveryEnumerate a site’s URLs from sitemaps/robots for crawl planning. $0.003/call.web-retrievalsearchsitemapurl-discoverycrawl
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Email verificationSyntax, disposable-domain corpus, MX/SPF/DMARC and catch-all risk per address (DNS-only, no SMTP probe). $0.002/email.dataemail-verificationdeliverabilitydisposable-emailsearch
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Company enrichmentDomain, email provider, SaaS stack, domain age and registered legal entity from keyless DNS/RDAP. $0.01/company.dataenrichmentfirmographicslead-generationcompany-enrichment
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Public-records change feedSEC EDGAR filings + Federal Register documents read live from the authoritative keyless gov APIs, annotated from a continuous archive: first_seen_observed (ground-truth recency we hold), is_new vs your since cursor, and amendment/refiling detection. What CHANGED since your last call, not a raw re-dump you diff yourself. $0.02/call.datapublic-recordssec-edgarfederal-registerchange-detection
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On-chain new-pool / liquidity-delta watchNewest DEX liquidity pools (Base/Solana/ETH) annotated from a continuous archive: pool_first_seen_observed (our unspoofable receipt time, vs the backdatable chain timestamp), value_delta_observed (USD liquidity move since your last call — a negative delta flags a draining/rug-in-progress pool), is_new-since-cursor, and a homoglyph_spoof flag for tokens spelling a major ticker in non-ASCII lookalikes. The delta axis cached, reactive token-risk tools lack. $0.02/call.datatoken-riskdefirug-detectionchange-detection
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Draining DEX pools alert (drain trajectory)Cheap-probe alias of the new-pool watch, pre-filtered to the rug-in-progress shortlist: only pools losing liquidity since our last sighting, each with the durable multi-tick drain TRAJECTORY (observed_trajectory curve + trajectory_drain_pct + monotonic_drain) read from a continuous Workers-KV archive that survives redeploys — the drain-over-time axis cached/ephemeral rivals cannot return. $0.008/call.datatoken-riskdefirug-detectionalert
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Free previewReal sample rows for one company teasing all three paid products — no payment.freepreview
How to call
https://assetfactory-jobs-x402.sigrunner.workers.dev/
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