{"$schema":"https://wellknown.network/schemas/agent-record-v1.json","schemaVersion":"1","id":"ag_8wbekmxaajhk","handle":"stackerscan","url":"https://wellknown.network/agents/stackerscan","links":{"self":"https://wellknown.network/agents/stackerscan/record.json","html":"https://wellknown.network/agents/stackerscan","markdown":"https://wellknown.network/agents/stackerscan/record.md","api":"https://wellknown.network/api/v1/agents/stackerscan","status":"https://wellknown.network/api/v1/agents/stackerscan/status","claim":"https://wellknown.network/agents/stackerscan/claim","claimApi":"https://wellknown.network/api/v1/claims","claimDescriptor":"https://wellknown.network/agents/stackerscan/claim.json","badge":"https://wellknown.network/agents/stackerscan/badge.svg","openapi":"https://wellknown.network/openapi.json","history":"https://wellknown.network/api/v1/agents/stackerscan/history","tools":"https://wellknown.network/api/v1/agents/stackerscan/tools"},"ard":{"identifier":"urn:air:www.stackerscan.com:server:stackerscan","type":"application/mcp-server-card+json"},"kind":"mcp_server","declared":{"name":"StackerScan","summary":"Five read-only tools: spot prices, observed premiums, price history, Goldback rate, and currencies.","description":"Five read-only tools: spot prices, observed premiums, price history, Goldback rate, and currencies.","publisher":{"name":"com.stackerscan","url":null},"homepage":"https://www.stackerscan.com/docs","repository":null,"version":"1.5.2","license":null,"protocols":["mcp"],"tags":[],"pricing":null,"endpoints":[{"url":"https://www.stackerscan.com/mcp","type":"mcp_streamable_http","auth":null,"probeable":true}],"skills":null,"tools":null,"extra":{"updatedAt":"2026-10-08T14:45:24.158395Z","publishedAt":"2026-10-08T14:45:24.158395Z","registryName":"com.stackerscan/stackerscan"},"attribution":{"kind":"mcp_registry","name":"mcp_registry","summary":"mcp_registry","version":"mcp_registry","description":"mcp_registry","homepageUrl":"mcp_registry","publisherName":"mcp_registry"}},"derived":{"capabilities":[{"slug":"finance.markets","name":"Markets & Trading","confidence":0.525,"provenance":"derived"}],"categories":["finance"],"language":"en"},"observed":{"status":"live","statusReason":"Responded 3h ago.","lastOkAt":"2026-10-10T01:24:16.042Z","lastProbedAt":"2026-10-10T01:24:16.042Z","statusComputedAt":"2026-10-10T01:26:00.153Z","reliability30d":{"probes":110,"successRate":1,"p50Ms":362,"basis":"service","measures":{"availability":"availability","latency":"response time","tools":"tool surface observed","summary":"Checks reached the service itself."},"checks":{"total":110,"ok":110,"authBoundaryOk":0,"serviceOk":110,"note":"Counted from the observation rows for the window, checks of the server only (HTTP, A2A card, MCP initialize). ok = authBoundaryOk + serviceOk. `probes` is the sum of daily rollups and includes registry checks, so it can differ from `total`."}},"latestObservations":[{"at":"2026-10-10T01:24:16.042Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":257,"error":null,"detail":{"tools":[{"name":"get_spot_prices","description":"Current and previous-session spot prices for gold, silver, platinum, palladium, copper and nickel, in any supported currency and per troy ounce or gram."},{"name":"get_observed_premiums","description":"Rolling fine-metal-weighted median asking premiums for silver, gold, platinum, palladium, copper, nickel and Goldback, observed from marketplace listings."},{"name":"get_price_history","description":"Daily historical series for charting — one metal or the Goldback."},{"name":"get_goldback_rate","description":"The latest Goldback premium multiple over its gold content, and the exchange rate that follows from it."},{"name":"list_supported_currencies","description":"The live list of codes every `currency`/`base` parameter accepts — ISO 4217 fiat plus the metal codes."}],"toolCount":5,"toolsHash":"b9e26c05bc556740f31eacc9f63e402a36e5043a5a13a96e4c3a679d6ee1f4e8","serverName":"StackerScan","capabilities":["tools"],"serverVersion":"1.5.2","protocolVersion":"2025-06-18"}},{"at":"2026-10-09T18:25:10.913Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":435,"error":null,"detail":{"tools":[{"name":"get_spot_prices","description":"Current and previous-session spot prices for gold, silver, platinum, palladium, copper and nickel, in any supported currency and per troy ounce or gram."},{"name":"get_observed_premiums","description":"Rolling fine-metal-weighted median asking premiums for silver, gold, platinum, palladium, copper, nickel and Goldback, observed from marketplace listings."},{"name":"get_price_history","description":"Daily historical series for charting — one metal or the Goldback."},{"name":"get_goldback_rate","description":"The latest Goldback premium multiple over its gold content, and the exchange rate that follows from it."},{"name":"list_supported_currencies","description":"The live list of codes every `currency`/`base` parameter accepts — ISO 4217 fiat plus the metal codes."}],"toolCount":5,"toolsHash":"b9e26c05bc556740f31eacc9f63e402a36e5043a5a13a96e4c3a679d6ee1f4e8","serverName":"StackerScan","capabilities":["tools"],"serverVersion":"1.5.2","protocolVersion":"2025-06-18"}},{"at":"2026-10-09T11:26:58.268Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":217,"error":null,"detail":{"tools":[{"name":"get_spot_prices","description":"Current and previous-session spot prices for gold, silver, platinum, palladium, copper and nickel, in any supported currency and per troy ounce or gram."},{"name":"get_observed_premiums","description":"Rolling fine-metal-weighted median asking premiums for silver, gold, platinum, palladium, copper, nickel and Goldback, observed from marketplace listings."},{"name":"get_price_history","description":"Daily historical series for charting — one metal or the Goldback."},{"name":"get_goldback_rate","description":"The latest Goldback premium multiple over its gold content, and the exchange rate that follows from it."},{"name":"list_supported_currencies","description":"The live list of codes every `currency`/`base` parameter accepts — ISO 4217 fiat plus the metal codes."}],"toolCount":5,"toolsHash":"b9e26c05bc556740f31eacc9f63e402a36e5043a5a13a96e4c3a679d6ee1f4e8","serverName":"StackerScan","capabilities":["tools"],"serverVersion":"1.5.2","protocolVersion":"2025-06-18"}},{"at":"2026-10-09T04:29:33.342Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":215,"error":null,"detail":{"tools":[{"name":"get_spot_prices","description":"Current and previous-session spot prices for gold, silver, platinum, palladium, copper and nickel, in any supported currency and per troy ounce or gram."},{"name":"get_observed_premiums","description":"Rolling fine-metal-weighted median asking premiums for silver, gold, platinum, palladium, copper, nickel and Goldback, observed from marketplace listings."},{"name":"get_price_history","description":"Daily historical series for charting — one metal or the Goldback."},{"name":"get_goldback_rate","description":"The latest Goldback premium multiple over its gold content, and the exchange rate that follows from it."},{"name":"list_supported_currencies","description":"The live list of codes every `currency`/`base` parameter accepts — ISO 4217 fiat plus the metal codes."}],"toolCount":5,"toolsHash":"b9e26c05bc556740f31eacc9f63e402a36e5043a5a13a96e4c3a679d6ee1f4e8","serverName":"StackerScan","capabilities":["tools"],"serverVersion":"1.5.2","protocolVersion":"2025-06-18"}},{"at":"2026-10-08T22:24:47.089Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":821,"error":null,"detail":{"tools":[{"name":"get_spot_prices","description":"Current and previous-session spot prices for gold, silver, platinum, palladium, copper and nickel, in any supported currency and per troy ounce or gram."},{"name":"get_observed_premiums","description":"Rolling fine-metal-weighted median asking premiums for silver, gold, platinum, palladium, copper, nickel and Goldback, observed from marketplace listings."},{"name":"get_price_history","description":"Daily historical series for charting — one metal or the Goldback."},{"name":"get_goldback_rate","description":"The latest Goldback premium multiple over its gold content, and the exchange rate that follows from it."},{"name":"list_supported_currencies","description":"The live list of codes every `currency`/`base` parameter accepts — ISO 4217 fiat plus the metal codes."}],"toolCount":5,"toolsHash":"b9e26c05bc556740f31eacc9f63e402a36e5043a5a13a96e4c3a679d6ee1f4e8","serverName":"StackerScan","capabilities":["tools"],"serverVersion":"1.5.2","protocolVersion":"2025-06-18"}},{"at":"2026-10-08T16:27:51.569Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":892,"error":null,"detail":{"tools":[{"name":"get_spot_prices","description":"Current and previous-session spot prices for gold, silver, platinum, palladium, copper and nickel, in any supported currency and per troy ounce or gram."},{"name":"get_observed_premiums","description":"Rolling fine-metal-weighted median asking premiums for silver, gold, platinum, palladium, copper, nickel and Goldback, observed from marketplace listings."},{"name":"get_price_history","description":"Daily historical series for charting — one metal or the Goldback."},{"name":"get_goldback_rate","description":"The latest Goldback premium multiple over its gold content, and the exchange rate that follows from it."},{"name":"list_supported_currencies","description":"The live list of codes every `currency`/`base` parameter accepts — ISO 4217 fiat plus the metal codes."}],"toolCount":5,"toolsHash":"b9e26c05bc556740f31eacc9f63e402a36e5043a5a13a96e4c3a679d6ee1f4e8","serverName":"StackerScan","capabilities":["tools"],"serverVersion":"1.5.2","protocolVersion":"2025-06-18"}},{"at":"2026-10-08T09:22:23.032Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":171,"error":null,"detail":{"tools":[{"name":"get_spot_prices","description":"Current and previous-session spot prices for gold, silver, platinum, palladium, copper and nickel, in any supported currency and per troy ounce or gram."},{"name":"get_observed_premiums","description":"Rolling fine-metal-weighted median asking premiums for silver, gold, platinum, palladium, copper, nickel and Goldback, observed from marketplace listings. Goldb"},{"name":"get_price_history","description":"Daily historical series for charting — one metal, the Goldback, or one PCGS-numbered coin at one grade."},{"name":"get_goldback_rate","description":"The latest Goldback premium multiple over its gold content, and the exchange rate that follows from it."},{"name":"list_supported_currencies","description":"The live list of codes every `currency`/`base` parameter accepts — ISO 4217 fiat plus BTC and the metal codes."}],"toolCount":5,"toolsHash":"ef0e1ac8e83cb578fb415f2ec816a02ee25e80a5620c0c47fa6fcf5cd55313da","serverName":"StackerScan","capabilities":["tools"],"serverVersion":"1.4.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-08T02:22:14.621Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":181,"error":null,"detail":{"tools":[{"name":"get_spot_prices","description":"Current and previous-session spot prices for gold, silver, platinum, palladium, copper and nickel, in any supported currency and per troy ounce or gram."},{"name":"get_observed_premiums","description":"Rolling fine-metal-weighted median asking premiums for silver, gold, platinum, palladium, copper, nickel and Goldback, observed from marketplace listings. Goldb"},{"name":"get_price_history","description":"Daily historical series for charting — one metal, the Goldback, or one PCGS-numbered coin at one grade."},{"name":"get_goldback_rate","description":"The latest Goldback premium multiple over its gold content, and the exchange rate that follows from it."},{"name":"list_supported_currencies","description":"The live list of codes every `currency`/`base` parameter accepts — ISO 4217 fiat plus BTC and the metal codes."}],"toolCount":5,"toolsHash":"ef0e1ac8e83cb578fb415f2ec816a02ee25e80a5620c0c47fa6fcf5cd55313da","serverName":"StackerScan","capabilities":["tools"],"serverVersion":"1.4.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-07T20:29:55.232Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":680,"error":null,"detail":{"tools":[{"name":"get_spot_prices","description":"Current and previous-session spot prices for gold, silver, platinum, palladium, copper and nickel, in any supported currency and per troy ounce or gram."},{"name":"get_observed_premiums","description":"Rolling fine-metal-weighted median asking premiums for silver, gold, platinum, palladium, copper, nickel and Goldback, observed from marketplace listings. Goldb"},{"name":"get_price_history","description":"Daily historical series for charting — one metal, the Goldback, or one PCGS-numbered coin at one grade."},{"name":"get_goldback_rate","description":"The latest Goldback premium multiple over its gold content, and the exchange rate that follows from it."},{"name":"list_supported_currencies","description":"The live list of codes every `currency`/`base` parameter accepts — ISO 4217 fiat plus BTC and the metal codes."}],"toolCount":5,"toolsHash":"ef0e1ac8e83cb578fb415f2ec816a02ee25e80a5620c0c47fa6fcf5cd55313da","serverName":"StackerScan","capabilities":["tools"],"serverVersion":"1.4.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-07T13:27:52.565Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":178,"error":null,"detail":{"tools":[{"name":"get_spot_prices","description":"Current and previous-session spot prices for gold, silver, platinum, palladium, copper and nickel, in any supported currency and per troy ounce or gram."},{"name":"get_observed_premiums","description":"Rolling fine-metal-weighted median asking premiums for silver, gold, platinum, palladium, copper, nickel and Goldback, observed from marketplace listings. Goldb"},{"name":"get_price_history","description":"Daily historical series for charting — one metal, the Goldback, or one PCGS-numbered coin at one grade."},{"name":"get_goldback_rate","description":"The latest Goldback premium multiple over its gold content, and the exchange rate that follows from it."},{"name":"list_supported_currencies","description":"The live list of codes every `currency`/`base` parameter accepts — ISO 4217 fiat plus BTC and the metal codes."}],"toolCount":5,"toolsHash":"ef0e1ac8e83cb578fb415f2ec816a02ee25e80a5620c0c47fa6fcf5cd55313da","serverName":"StackerScan","capabilities":["tools"],"serverVersion":"1.4.0","protocolVersion":"2025-06-18"}}],"tools":[{"name":"get_spot_prices","description":"Current and previous-session spot prices for gold, silver, platinum, palladium, copper and nickel, in any supported currency and per troy ounce or gram."},{"name":"get_observed_premiums","description":"Rolling fine-metal-weighted median asking premiums for silver, gold, platinum, palladium, copper, nickel and Goldback, observed from marketplace listings."},{"name":"get_price_history","description":"Daily historical series for charting — one metal or the Goldback."},{"name":"get_goldback_rate","description":"The latest Goldback premium multiple over its gold content, and the exchange rate that follows from it."},{"name":"list_supported_currencies","description":"The live list of codes every `currency`/`base` parameter accepts — ISO 4217 fiat plus the metal codes."}],"package":null,"toolSurface":{"id":"ts_a2u45ukrx98m","endpointId":"ep_74ef9whtpx8f","hash":"b9e26c05bc556740f31eacc9f63e402a36e5043a5a13a96e4c3a679d6ee1f4e8","toolCount":5,"serverName":"StackerScan","serverVersion":"1.5.2","protocolVersion":"2025-06-18","firstSeenAt":"2026-10-08T16:27:51.575Z","lastSeenAt":"2026-10-10T01:24:16.051Z","observations":6,"toolNames":["get_spot_prices","get_observed_premiums","get_price_history","get_goldback_rate","list_supported_currencies"],"distinctSurfaces":2},"endpointFacts":[{"id":"ep_74ef9whtpx8f","url":"https://www.stackerscan.com/mcp","type":"mcp_streamable_http","factsCheckedAt":"2026-10-09T18:25:10.926Z","auth":{"observedAt":"2026-10-09T18:25:11.365Z","authRequired":false,"scheme":null,"resourceMetadata":null,"authorizationServer":null,"conformance":{"dpop":false,"rfc8414":false,"rfc9728":false,"pkceS256":false,"clientIdMetadataDocument":false,"dynamicClientRegistration":false}},"tls":{"observedAt":"2026-10-09T18:25:11.391Z","protocol":"TLSv1.3","chainValid":true,"chainError":null,"hostMatches":true,"subject":"www.stackerscan.com","issuer":{"commonName":"YR1","organization":"Let's Encrypt"},"validFrom":"2026-09-09T06:53:37.000Z","validTo":"2026-12-08T06:53:36.000Z","daysToExpiry":59,"sanCount":1,"fingerprint256":"77:B2:4F:D5:6C:AE:71:9A:21:25:A2:38:DB:61:85:B9:9A:DF:09:87:53:EB:B7:98:AD:53:62:F4:F0:DB:4B:74"}}]},"verification":{"claimed":false,"claimedAt":null,"proofs":[]},"provenance":{"sources":[{"source":"mcp_registry","key":"com.stackerscan/stackerscan","url":"https://registry.modelcontextprotocol.io/v0/servers/com.stackerscan%2Fstackerscan","firstSeenAt":"2026-09-05T21:20:37.139Z","fetchedAt":"2026-10-09T11:22:21.553Z","normalizedAt":"2026-10-09T11:22:21.553Z"}]},"firstSeenAt":"2026-09-05T21:20:37.139Z","updatedAt":"2026-10-10T01:26:44.282Z"}