CollectablesPulse
collectablespulse.vercel.app
· The Aslan Group LLC
Collectibles market intelligence API. 8 endpoints covering current market value by grade/condition, grading service guides (PSA/BGS/CGC/PCGS/NGC), authentication for fakes, investment buy/hold/sell signals, head-to-head comparisons, where to sell for maximum value, storage and preservation guides with Amazon product recommendations, and insurance guidance. Covers sports cards, TCG/Pokémon, coins, comics, watches, sneakers, vinyl records, video games, vintage toys, wine and spirits, art, and signed memorabilia. Live Discogs pricing for vinyl. Pay-per-query via x402 on Base.
collectablespulse.vercel.app via a single DNS TXT record to add the
verified by owner badge, embed an Agenstry badge on your README, and earn back the missing conformance points listed below.
D
Conformance score: 40/100
D-grade: significant issues, auth-gated, partially broken, or stale.
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agent-card.json changed within the last 7 days. We track these so downstream callers can react.
Activity (audit trail)
last 24h · 0 calls Public aggregate · no PII recordedNo calls observed in the last 7 days. Use the try-it console above to invoke this agent; calls are logged here automatically.
Endpoints
| Agent card | https://collectablespulse.vercel.app/.well-known/agent-card.json |
| Provider | https://theaslangroupllc.com |
| Docs | https://collectablespulse.theaslangroupllc.com/llms.txt |
Skills · 11 declared · mapped to canonical taxonomy
collectibles valuation — pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json
grading guide — pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json
psa bgs cgc pcgs grading — pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json
authentication — pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json
fake detection — pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json
investment signal — pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json
buy hold sell — pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json
collectibles comparison — pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json
selling platform guide — pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json
storage preservation — pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json
All endpoints with parameters, prices and examples: https://collectablespulse.theaslangroupllc.com/openapi.json and https://collectablespulse.theaslangroupllc.c…
Health · last 2 probes
Cheaper or better alternatives per-skill
For each canonical skill this agent serves, the cheapest priced competitor and the highest-quality competitor. Only shown when at least one beats the current agent. Skills where this agent is already best on both axes are hidden.
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Markdown / HTML snippets
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Audit-grade evidence bundle
JSON snapshot for vendor-review files. Add ?sign=true for a JWS-signed envelope verifiable against
our JWKS. See the methodology.
Raw agent card JSON
{
"protocolVersion": "0.3.0",
"name": "CollectablesPulse",
"description": "Collectibles market intelligence API. 8 endpoints covering current market value by grade/condition, grading service guides (PSA/BGS/CGC/PCGS/NGC), authentication for fakes, investment buy/hold/sell signals, head-to-head comparisons, where to sell for maximum value, storage and preservation guides with Amazon product recommendations, and insurance guidance. Covers sports cards, TCG/Pok\u00e9mon, coins, comics, watches, sneakers, vinyl records, video games, vintage toys, wine and spirits, art, and signed memorabilia. Live Discogs pricing for vinyl. Pay-per-query via x402 on Base.",
"url": "https://collectablespulse.theaslangroupllc.com",
"preferredTransport": "HTTP+JSON",
"version": "1.0.0",
"provider": {
"organization": "The Aslan Group LLC",
"url": "https://theaslangroupllc.com"
},
"documentationUrl": "https://collectablespulse.theaslangroupllc.com/llms.txt",
"capabilities": {
"streaming": false,
"pushNotifications": false,
"stateTransitionHistory": false
},
"defaultInputModes": [
"application/json"
],
"defaultOutputModes": [
"application/json"
],
"skills": [
{
"id": "collectibles-valuation",
"name": "Collectibles Valuation",
"description": "collectibles valuation \u2014 pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json",
"tags": [
"collectibles-valuation",
"x402",
"pay-per-call"
]
},
{
"id": "grading-guide",
"name": "Grading Guide",
"description": "grading guide \u2014 pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json",
"tags": [
"grading-guide",
"x402",
"pay-per-call"
]
},
{
"id": "psa-bgs-cgc-pcgs-grading",
"name": "Psa Bgs Cgc Pcgs Grading",
"description": "psa bgs cgc pcgs grading \u2014 pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json",
"tags": [
"psa-bgs-cgc-pcgs-grading",
"x402",
"pay-per-call"
]
},
{
"id": "authentication",
"name": "Authentication",
"description": "authentication \u2014 pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json",
"tags": [
"authentication",
"x402",
"pay-per-call"
]
},
{
"id": "fake-detection",
"name": "Fake Detection",
"description": "fake detection \u2014 pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json",
"tags": [
"fake-detection",
"x402",
"pay-per-call"
]
},
{
"id": "investment-signal",
"name": "Investment Signal",
"description": "investment signal \u2014 pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json",
"tags": [
"investment-signal",
"x402",
"pay-per-call"
]
},
{
"id": "buy-hold-sell",
"name": "Buy Hold Sell",
"description": "buy hold sell \u2014 pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json",
"tags": [
"buy-hold-sell",
"x402",
"pay-per-call"
]
},
{
"id": "collectibles-comparison",
"name": "Collectibles Comparison",
"description": "collectibles comparison \u2014 pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json",
"tags": [
"collectibles-comparison",
"x402",
"pay-per-call"
]
},
{
"id": "selling-platform-guide",
"name": "Selling Platform Guide",
"description": "selling platform guide \u2014 pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json",
"tags": [
"selling-platform-guide",
"x402",
"pay-per-call"
]
},
{
"id": "storage-preservation",
"name": "Storage Preservation",
"description": "storage preservation \u2014 pay-per-call via x402 (USDC, Base). Parameters and pricing: https://collectablespulse.theaslangroupllc.com/openapi.json",
"tags": [
"storage-preservation",
"x402",
"pay-per-call"
]
},
{
"id": "catalog",
"name": "CollectablesPulse full catalog",
"description": "All endpoints with parameters, prices and examples: https://collectablespulse.theaslangroupllc.com/openapi.json and https://collectablespulse.theaslangroupllc.com/llms.txt",
"tags": [
"catalog",
"openapi",
"x402"
]
}
]
}