{"$schema":"https://wellknown.network/schemas/agent-record-v1.json","schemaVersion":"1","id":"ag_st4ghe372but","handle":"4grand","url":"https://wellknown.network/agents/4grand","links":{"self":"https://wellknown.network/agents/4grand/record.json","html":"https://wellknown.network/agents/4grand","markdown":"https://wellknown.network/agents/4grand/record.md","api":"https://wellknown.network/api/v1/agents/4grand","status":"https://wellknown.network/api/v1/agents/4grand/status","claim":"https://wellknown.network/agents/4grand/claim","claimApi":"https://wellknown.network/api/v1/claims","claimDescriptor":"https://wellknown.network/agents/4grand/claim.json","badge":"https://wellknown.network/agents/4grand/badge.svg","openapi":"https://wellknown.network/openapi.json","history":"https://wellknown.network/api/v1/agents/4grand/history","tools":"https://wellknown.network/api/v1/agents/4grand/tools"},"ard":{"identifier":"urn:air:grand.tennis:server:4grand","type":"application/mcp-server-card+json"},"kind":"mcp_server","declared":{"name":"4grand","summary":"Free fantasy pools for the four tennis Grand Slams. What play for love means, and who is winning.","description":"Free fantasy pools for the four tennis Grand Slams. What play for love means, and who is winning.","publisher":{"name":"tennis.grand","url":null},"homepage":"https://grand.tennis","repository":null,"version":"1.0.0","license":null,"protocols":["mcp"],"tags":[],"pricing":null,"endpoints":[{"url":"https://grand.tennis/mcp","type":"mcp_streamable_http","auth":null,"probeable":true}],"skills":null,"tools":null,"extra":{"updatedAt":"2026-09-02T01:53:39.848013Z","publishedAt":"2026-09-02T01:53:39.848013Z","registryName":"tennis.grand/4grand"},"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":"ai.evaluation","name":"Evaluation & Benchmarks","confidence":0.51,"provenance":"derived"}],"categories":["ai"],"language":"en"},"observed":{"status":"live","statusReason":"Responded 34m ago.","lastOkAt":"2026-10-10T16:31:47.370Z","lastProbedAt":"2026-10-10T16:31:47.370Z","statusComputedAt":"2026-10-10T16:33:42.394Z","reliability30d":{"probes":111,"successRate":1,"p50Ms":432,"basis":"service","measures":{"availability":"availability","latency":"response time","tools":"tool surface observed","summary":"Checks reached the service itself."},"checks":{"total":108,"ok":108,"authBoundaryOk":0,"serviceOk":108,"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":"2026-10-10T16:31:47.370Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":182,"error":null,"detail":{"tools":[{"name":"how_4grand_works","description":"Call this first. What 4GRAND is, what 'play for love' means, what it costs a player, and how scoring works."},{"name":"current_tournament","description":"Which Grand Slam is in progress right now, how many matches are decided, and how fresh the results are."},{"name":"public_pool_standings","description":"The leaderboard of a public community pool, by its share token. Private and club pools are not available."}],"toolCount":3,"toolsHash":"144939bd04de23e86ef7426ea9a712c23dd830422d11472203abea126a92d30f","serverName":"4grand","capabilities":["tools"],"serverVersion":"1.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-10T09:23:59.740Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":782,"error":null,"detail":{"tools":[{"name":"how_4grand_works","description":"Call this first. What 4GRAND is, what 'play for love' means, what it costs a player, and how scoring works."},{"name":"current_tournament","description":"Which Grand Slam is in progress right now, how many matches are decided, and how fresh the results are."},{"name":"public_pool_standings","description":"The leaderboard of a public community pool, by its share token. Private and club pools are not available."}],"toolCount":3,"toolsHash":"144939bd04de23e86ef7426ea9a712c23dd830422d11472203abea126a92d30f","serverName":"4grand","capabilities":["tools"],"serverVersion":"1.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-10T02:30:46.903Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":184,"error":null,"detail":{"tools":[{"name":"how_4grand_works","description":"Call this first. What 4GRAND is, what 'play for love' means, what it costs a player, and how scoring works."},{"name":"current_tournament","description":"Which Grand Slam is in progress right now, how many matches are decided, and how fresh the results are."},{"name":"public_pool_standings","description":"The leaderboard of a public community pool, by its share token. Private and club pools are not available."}],"toolCount":3,"toolsHash":"144939bd04de23e86ef7426ea9a712c23dd830422d11472203abea126a92d30f","serverName":"4grand","capabilities":["tools"],"serverVersion":"1.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-09T20:29:54.931Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":756,"error":null,"detail":{"tools":[{"name":"how_4grand_works","description":"Call this first. What 4GRAND is, what 'play for love' means, what it costs a player, and how scoring works."},{"name":"current_tournament","description":"Which Grand Slam is in progress right now, how many matches are decided, and how fresh the results are."},{"name":"public_pool_standings","description":"The leaderboard of a public community pool, by its share token. Private and club pools are not available."}],"toolCount":3,"toolsHash":"144939bd04de23e86ef7426ea9a712c23dd830422d11472203abea126a92d30f","serverName":"4grand","capabilities":["tools"],"serverVersion":"1.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-09T13:31:58.074Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":171,"error":null,"detail":{"tools":[{"name":"how_4grand_works","description":"Call this first. What 4GRAND is, what 'play for love' means, what it costs a player, and how scoring works."},{"name":"current_tournament","description":"Which Grand Slam is in progress right now, how many matches are decided, and how fresh the results are."},{"name":"public_pool_standings","description":"The leaderboard of a public community pool, by its share token. Private and club pools are not available."}],"toolCount":3,"toolsHash":"144939bd04de23e86ef7426ea9a712c23dd830422d11472203abea126a92d30f","serverName":"4grand","capabilities":["tools"],"serverVersion":"1.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-09T07:25:19.196Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":151,"error":null,"detail":{"tools":[{"name":"how_4grand_works","description":"Call this first. What 4GRAND is, what 'play for love' means, what it costs a player, and how scoring works."},{"name":"current_tournament","description":"Which Grand Slam is in progress right now, how many matches are decided, and how fresh the results are."},{"name":"public_pool_standings","description":"The leaderboard of a public community pool, by its share token. Private and club pools are not available."}],"toolCount":3,"toolsHash":"144939bd04de23e86ef7426ea9a712c23dd830422d11472203abea126a92d30f","serverName":"4grand","capabilities":["tools"],"serverVersion":"1.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-09T01:24:38.780Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":163,"error":null,"detail":{"tools":[{"name":"how_4grand_works","description":"Call this first. What 4GRAND is, what 'play for love' means, what it costs a player, and how scoring works."},{"name":"current_tournament","description":"Which Grand Slam is in progress right now, how many matches are decided, and how fresh the results are."},{"name":"public_pool_standings","description":"The leaderboard of a public community pool, by its share token. Private and club pools are not available."}],"toolCount":3,"toolsHash":"144939bd04de23e86ef7426ea9a712c23dd830422d11472203abea126a92d30f","serverName":"4grand","capabilities":["tools"],"serverVersion":"1.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-08T18:26:47.091Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":169,"error":null,"detail":{"tools":[{"name":"how_4grand_works","description":"Call this first. What 4GRAND is, what 'play for love' means, what it costs a player, and how scoring works."},{"name":"current_tournament","description":"Which Grand Slam is in progress right now, how many matches are decided, and how fresh the results are."},{"name":"public_pool_standings","description":"The leaderboard of a public community pool, by its share token. Private and club pools are not available."}],"toolCount":3,"toolsHash":"144939bd04de23e86ef7426ea9a712c23dd830422d11472203abea126a92d30f","serverName":"4grand","capabilities":["tools"],"serverVersion":"1.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-08T11:23:53.904Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":191,"error":null,"detail":{"tools":[{"name":"how_4grand_works","description":"Call this first. What 4GRAND is, what 'play for love' means, what it costs a player, and how scoring works."},{"name":"current_tournament","description":"Which Grand Slam is in progress right now, how many matches are decided, and how fresh the results are."},{"name":"public_pool_standings","description":"The leaderboard of a public community pool, by its share token. Private and club pools are not available."}],"toolCount":3,"toolsHash":"144939bd04de23e86ef7426ea9a712c23dd830422d11472203abea126a92d30f","serverName":"4grand","capabilities":["tools"],"serverVersion":"1.0.0","protocolVersion":"2025-06-18"}},{"at":"2026-10-08T04:25:37.784Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":216,"error":null,"detail":{"tools":[{"name":"how_4grand_works","description":"Call this first. What 4GRAND is, what 'play for love' means, what it costs a player, and how scoring works."},{"name":"current_tournament","description":"Which Grand Slam is in progress right now, how many matches are decided, and how fresh the results are."},{"name":"public_pool_standings","description":"The leaderboard of a public community pool, by its share token. Private and club pools are not available."}],"toolCount":3,"toolsHash":"144939bd04de23e86ef7426ea9a712c23dd830422d11472203abea126a92d30f","serverName":"4grand","capabilities":["tools"],"serverVersion":"1.0.0","protocolVersion":"2025-06-18"}}],"tools":[{"name":"how_4grand_works","description":"Call this first. What 4GRAND is, what 'play for love' means, what it costs a player, and how scoring works."},{"name":"current_tournament","description":"Which Grand Slam is in progress right now, how many matches are decided, and how fresh the results are."},{"name":"public_pool_standings","description":"The leaderboard of a public community pool, by its share token. Private and club pools are not available."}],"package":null,"toolSurface":{"id":"ts_zvzpdfm7c8m5","endpointId":"ep_kybxhtm5fyym","hash":"144939bd04de23e86ef7426ea9a712c23dd830422d11472203abea126a92d30f","toolCount":3,"serverName":"4grand","serverVersion":"1.0.0","protocolVersion":"2025-06-18","firstSeenAt":"2026-09-12T13:25:49.671Z","lastSeenAt":"2026-10-10T16:31:47.373Z","observations":103,"toolNames":["how_4grand_works","current_tournament","public_pool_standings"],"distinctSurfaces":1},"endpointFacts":[{"id":"ep_kybxhtm5fyym","url":"https://grand.tennis/mcp","type":"mcp_streamable_http","factsCheckedAt":"2026-10-09T01:24:38.776Z","auth":{"observedAt":"2026-10-09T01:24:38.995Z","authRequired":false,"scheme":null,"resourceMetadata":null,"authorizationServer":null,"conformance":{"dpop":false,"rfc8414":false,"rfc9728":false,"pkceS256":false,"clientIdMetadataDocument":false,"dynamicClientRegistration":false}},"tls":{"observedAt":"2026-10-09T01:24:39.018Z","protocol":"TLSv1.3","chainValid":true,"chainError":null,"hostMatches":true,"subject":"grand.tennis","issuer":{"commonName":"YR2","organization":"Let's Encrypt"},"validFrom":"2026-09-06T05:22:04.000Z","validTo":"2026-12-05T05:22:03.000Z","daysToExpiry":55,"sanCount":1,"fingerprint256":"8A:02:56:B0:36:A8:06:71:9B:45:0F:A8:49:9A:96:81:F2:1B:D9:92:BE:C0:55:AC:E3:8C:72:0E:4D:A1:D9:F2"}}]},"verification":{"claimed":false,"claimedAt":null,"proofs":[]},"provenance":{"sources":[{"source":"mcp_registry","key":"tennis.grand/4grand","url":"https://registry.modelcontextprotocol.io/v0/servers/tennis.grand%2F4grand","firstSeenAt":"2026-09-07T09:23:08.005Z","fetchedAt":"2026-10-08T20:19:13.417Z","normalizedAt":"2026-10-08T20:19:13.417Z"}]},"firstSeenAt":"2026-09-07T09:23:08.005Z","updatedAt":"2026-10-10T16:34:27.203Z"}