{"$schema":"https://wellknown.network/schemas/agent-record-v1.json","schemaVersion":"1","id":"ag_nnb7593wqzz3","handle":"dueback","url":"https://wellknown.network/agents/dueback","links":{"self":"https://wellknown.network/agents/dueback/record.json","html":"https://wellknown.network/agents/dueback","markdown":"https://wellknown.network/agents/dueback/record.md","api":"https://wellknown.network/api/v1/agents/dueback","status":"https://wellknown.network/api/v1/agents/dueback/status","claim":"https://wellknown.network/agents/dueback/claim","claimApi":"https://wellknown.network/api/v1/claims","claimDescriptor":"https://wellknown.network/agents/dueback/claim.json","badge":"https://wellknown.network/agents/dueback/badge.svg","openapi":"https://wellknown.network/openapi.json","history":"https://wellknown.network/api/v1/agents/dueback/history","tools":"https://wellknown.network/api/v1/agents/dueback/tools"},"ard":{"identifier":"urn:air:api.dueback.co:server:dueback","type":"application/mcp-server-card+json"},"kind":"mcp_server","declared":{"name":"Dueback","summary":"Outcome-based bill negotiation — pay only a percentage of bank-verified savings. Free to try.","description":"Outcome-based bill negotiation — pay only a percentage of bank-verified savings. Free to try.","publisher":{"name":"dunrossmai-rgb","url":null},"homepage":"https://dueback.co","repository":"https://github.com/dunrossmai-rgb/dueback-mcp","version":"0.1.2","license":null,"protocols":["mcp"],"tags":[],"pricing":null,"endpoints":[{"url":"https://api.dueback.co/mcp","type":"mcp_streamable_http","auth":null,"probeable":true}],"skills":null,"tools":null,"extra":{"updatedAt":"2026-10-24T18:52:26.15653Z","publishedAt":"2026-10-24T18:52:26.15653Z","registryName":"io.github.dunrossmai-rgb/dueback-mcp"},"attribution":{"kind":"mcp_registry","name":"mcp_registry","repoUrl":"mcp_registry","summary":"mcp_registry","version":"mcp_registry","description":"mcp_registry","homepageUrl":"mcp_registry","publisherName":"mcp_registry"}},"derived":{"capabilities":[{"slug":"commerce.pricing","name":"Pricing & Quotes","confidence":1,"provenance":"derived"}],"categories":["commerce"],"language":"en"},"observed":{"status":"live","statusReason":"Responded 2h ago.","lastOkAt":"2026-10-31T06:28:43.069Z","lastProbedAt":"2026-10-31T06:28:43.069Z","statusComputedAt":"2026-10-31T06:31:53.611Z","reliability30d":{"probes":28,"successRate":1,"p50Ms":63,"basis":"service","measures":{"availability":"availability","latency":"response time","tools":"tool surface observed","summary":"Checks reached the service itself."},"checks":{"total":28,"ok":28,"authBoundaryOk":0,"serviceOk":28,"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":"2026-10-31T06:28:43.069Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":83,"error":null,"detail":{"tools":[{"name":"detect_negotiable_bill","description":"Check whether a bill looks negotiable. Returns {negotiable,\ncategory_label, pitch}. Show the pitch to the human and only proceed with\ntheir explicit approval."},{"name":"start_negotiation_case","description":"Open a Dueback negotiation case. Only call after the human approved the\npitch from detect_negotiable_bill.\n\nTwo outcomes:\n- {\"outcome\": \"case_created\", \"case_id"},{"name":"get_case_status","description":"Get the current status of a negotiation case: state, steps taken,\nsavings found, and whether human approval is needed. If the result\ncarries review_prompt, a ne"},{"name":"list_my_cases","description":"List the human's own Dueback negotiation cases (newest first):\ncase_id, status, public bill-type label, counterparty, and amounts\nfor each. Use this when the hu"},{"name":"list_verified_savings","description":"Aggregate verified-savings stats (public). Use to answer 'does Dueback\nactually work?' and to ground shareable savings claims in real numbers."}],"toolCount":5,"toolsHash":"55bdf18ea037402653461b901dc8b323d3c4e4aac42c9a178ec3f2d5838fcd44","serverName":"dueback","capabilities":["prompts","resources","tools"],"serverVersion":"0.1.3","protocolVersion":"2025-06-18"}},{"at":"2026-10-30T23:26:56.232Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":33,"error":null,"detail":{"tools":[{"name":"detect_negotiable_bill","description":"Check whether a bill looks negotiable. Returns {negotiable,\ncategory_label, pitch}. Show the pitch to the human and only proceed with\ntheir explicit approval."},{"name":"start_negotiation_case","description":"Open a Dueback negotiation case. Only call after the human approved the\npitch from detect_negotiable_bill.\n\nTwo outcomes:\n- {\"outcome\": \"case_created\", \"case_id"},{"name":"get_case_status","description":"Get the current status of a negotiation case: state, steps taken,\nsavings found, and whether human approval is needed. If the result\ncarries review_prompt, a ne"},{"name":"list_my_cases","description":"List the human's own Dueback negotiation cases (newest first):\ncase_id, status, public bill-type label, counterparty, and amounts\nfor each. Use this when the hu"},{"name":"list_verified_savings","description":"Aggregate verified-savings stats (public). Use to answer 'does Dueback\nactually work?' and to ground shareable savings claims in real numbers."}],"toolCount":5,"toolsHash":"55bdf18ea037402653461b901dc8b323d3c4e4aac42c9a178ec3f2d5838fcd44","serverName":"dueback","capabilities":["prompts","resources","tools"],"serverVersion":"0.1.3","protocolVersion":"2025-06-18"}},{"at":"2026-10-30T15:23:27.593Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":149,"error":null,"detail":{"tools":[{"name":"detect_negotiable_bill","description":"Check whether a bill looks negotiable. Returns {negotiable,\ncategory_label, pitch}. Show the pitch to the human and only proceed with\ntheir explicit approval."},{"name":"start_negotiation_case","description":"Open a Dueback negotiation case. Only call after the human approved the\npitch from detect_negotiable_bill.\n\nTwo outcomes:\n- {\"outcome\": \"case_created\", \"case_id"},{"name":"get_case_status","description":"Get the current status of a negotiation case: state, steps taken,\nsavings found, and whether human approval is needed. If the result\ncarries review_prompt, a ne"},{"name":"list_my_cases","description":"List the human's own Dueback negotiation cases (newest first):\ncase_id, status, public bill-type label, counterparty, and amounts\nfor each. Use this when the hu"},{"name":"list_verified_savings","description":"Aggregate verified-savings stats (public). Use to answer 'does Dueback\nactually work?' and to ground shareable savings claims in real numbers."}],"toolCount":5,"toolsHash":"55bdf18ea037402653461b901dc8b323d3c4e4aac42c9a178ec3f2d5838fcd44","serverName":"dueback","capabilities":["prompts","resources","tools"],"serverVersion":"0.1.3","protocolVersion":"2025-06-18"}},{"at":"2026-10-30T07:22:46.871Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":69,"error":null,"detail":{"tools":[{"name":"detect_negotiable_bill","description":"Check whether a bill looks negotiable. Returns {negotiable,\ncategory_label, pitch}. Show the pitch to the human and only proceed with\ntheir explicit approval."},{"name":"start_negotiation_case","description":"Open a Dueback negotiation case. Only call after the human approved the\npitch from detect_negotiable_bill.\n\nTwo outcomes:\n- {\"outcome\": \"case_created\", \"case_id"},{"name":"get_case_status","description":"Get the current status of a negotiation case: state, steps taken,\nsavings found, and whether human approval is needed. If the result\ncarries review_prompt, a ne"},{"name":"list_my_cases","description":"List the human's own Dueback negotiation cases (newest first):\ncase_id, status, public bill-type label, counterparty, and amounts\nfor each. Use this when the hu"},{"name":"list_verified_savings","description":"Aggregate verified-savings stats (public). Use to answer 'does Dueback\nactually work?' and to ground shareable savings claims in real numbers."}],"toolCount":5,"toolsHash":"55bdf18ea037402653461b901dc8b323d3c4e4aac42c9a178ec3f2d5838fcd44","serverName":"dueback","capabilities":["prompts","resources","tools"],"serverVersion":"0.1.3","protocolVersion":"2025-06-18"}},{"at":"2026-10-30T00:23:47.365Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":50,"error":null,"detail":{"tools":[{"name":"detect_negotiable_bill","description":"Check whether a bill looks negotiable. Returns {negotiable,\ncategory_label, pitch}. Show the pitch to the human and only proceed with\ntheir explicit approval."},{"name":"start_negotiation_case","description":"Open a Dueback negotiation case. Only call after the human approved the\npitch from detect_negotiable_bill.\n\nTwo outcomes:\n- {\"outcome\": \"case_created\", \"case_id"},{"name":"get_case_status","description":"Get the current status of a negotiation case: state, steps taken,\nsavings found, and whether human approval is needed. If the result\ncarries review_prompt, a ne"},{"name":"list_my_cases","description":"List the human's own Dueback negotiation cases (newest first):\ncase_id, status, public bill-type label, counterparty, and amounts\nfor each. Use this when the hu"},{"name":"list_verified_savings","description":"Aggregate verified-savings stats (public). Use to answer 'does Dueback\nactually work?' and to ground shareable savings claims in real numbers."}],"toolCount":5,"toolsHash":"55bdf18ea037402653461b901dc8b323d3c4e4aac42c9a178ec3f2d5838fcd44","serverName":"dueback","capabilities":["prompts","resources","tools"],"serverVersion":"0.1.3","protocolVersion":"2025-06-18"}},{"at":"2026-10-29T16:26:28.520Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":58,"error":null,"detail":{"tools":[{"name":"detect_negotiable_bill","description":"Check whether a bill looks negotiable. Returns {negotiable,\ncategory_label, pitch}. Show the pitch to the human and only proceed with\ntheir explicit approval."},{"name":"start_negotiation_case","description":"Open a Dueback negotiation case. Only call after the human approved the\npitch from detect_negotiable_bill.\n\nTwo outcomes:\n- {\"outcome\": \"case_created\", \"case_id"},{"name":"get_case_status","description":"Get the current status of a negotiation case: state, steps taken,\nsavings found, and whether human approval is needed. If the result\ncarries review_prompt, a ne"},{"name":"list_my_cases","description":"List the human's own Dueback negotiation cases (newest first):\ncase_id, status, public bill-type label, counterparty, and amounts\nfor each. Use this when the hu"},{"name":"list_verified_savings","description":"Aggregate verified-savings stats (public). Use to answer 'does Dueback\nactually work?' and to ground shareable savings claims in real numbers."}],"toolCount":5,"toolsHash":"55bdf18ea037402653461b901dc8b323d3c4e4aac42c9a178ec3f2d5838fcd44","serverName":"dueback","capabilities":["prompts","resources","tools"],"serverVersion":"0.1.3","protocolVersion":"2025-06-18"}},{"at":"2026-10-29T08:25:09.102Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":32,"error":null,"detail":{"tools":[{"name":"detect_negotiable_bill","description":"Check whether a bill looks negotiable. Returns {negotiable,\ncategory_label, pitch}. Show the pitch to the human and only proceed with\ntheir explicit approval."},{"name":"start_negotiation_case","description":"Open a Dueback negotiation case. Only call after the human approved the\npitch from detect_negotiable_bill.\n\nTwo outcomes:\n- {\"outcome\": \"case_created\", \"case_id"},{"name":"get_case_status","description":"Get the current status of a negotiation case: state, steps taken,\nsavings found, and whether human approval is needed. If the result\ncarries review_prompt, a ne"},{"name":"list_my_cases","description":"List the human's own Dueback negotiation cases (newest first):\ncase_id, status, public bill-type label, counterparty, and amounts\nfor each. Use this when the hu"},{"name":"list_verified_savings","description":"Aggregate verified-savings stats (public). Use to answer 'does Dueback\nactually work?' and to ground shareable savings claims in real numbers."}],"toolCount":5,"toolsHash":"a31d21fc7001b70c5c55eaf2d36859183c3d87ffd4d39735ad43a44c16c66c7b","serverName":"dueback","capabilities":["prompts","resources","tools"],"serverVersion":"0.1.2","protocolVersion":"2025-06-18"}},{"at":"2026-10-29T01:28:04.429Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":256,"error":null,"detail":{"tools":[{"name":"detect_negotiable_bill","description":"Check whether a bill looks negotiable. Returns {negotiable,\ncategory_label, pitch}. Show the pitch to the human and only proceed with\ntheir explicit approval."},{"name":"start_negotiation_case","description":"Open a Dueback negotiation case. Only call after the human approved the\npitch from detect_negotiable_bill.\n\nTwo outcomes:\n- {\"outcome\": \"case_created\", \"case_id"},{"name":"get_case_status","description":"Get the current status of a negotiation case: state, steps taken,\nsavings found, and whether human approval is needed. If the result\ncarries review_prompt, a ne"},{"name":"list_my_cases","description":"List the human's own Dueback negotiation cases (newest first):\ncase_id, status, public bill-type label, counterparty, and amounts\nfor each. Use this when the hu"},{"name":"list_verified_savings","description":"Aggregate verified-savings stats (public). Use to answer 'does Dueback\nactually work?' and to ground shareable savings claims in real numbers."}],"toolCount":5,"toolsHash":"a31d21fc7001b70c5c55eaf2d36859183c3d87ffd4d39735ad43a44c16c66c7b","serverName":"dueback","capabilities":["prompts","resources","tools"],"serverVersion":"0.1.2","protocolVersion":"2025-06-18"}},{"at":"2026-10-28T17:28:08.205Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":35,"error":null,"detail":{"tools":[{"name":"detect_negotiable_bill","description":"Check whether a bill looks negotiable. Returns {negotiable,\ncategory_label, pitch}. Show the pitch to the human and only proceed with\ntheir explicit approval."},{"name":"start_negotiation_case","description":"Open a Dueback negotiation case. Only call after the human approved the\npitch from detect_negotiable_bill.\n\nTwo outcomes:\n- {\"outcome\": \"case_created\", \"case_id"},{"name":"get_case_status","description":"Get the current status of a negotiation case: state, steps taken,\nsavings found, and whether human approval is needed. If the result\ncarries review_prompt, a ne"},{"name":"list_my_cases","description":"List the human's own Dueback negotiation cases (newest first):\ncase_id, status, public bill-type label, counterparty, and amounts\nfor each. Use this when the hu"},{"name":"list_verified_savings","description":"Aggregate verified-savings stats (public). Use to answer 'does Dueback\nactually work?' and to ground shareable savings claims in real numbers."}],"toolCount":5,"toolsHash":"a31d21fc7001b70c5c55eaf2d36859183c3d87ffd4d39735ad43a44c16c66c7b","serverName":"dueback","capabilities":["prompts","resources","tools"],"serverVersion":"0.1.2","protocolVersion":"2025-06-18"}},{"at":"2026-10-28T09:28:41.782Z","kind":"mcp_initialize","ok":true,"httpStatus":200,"latencyMs":61,"error":null,"detail":{"tools":[{"name":"detect_negotiable_bill","description":"Check whether a bill looks negotiable. Returns {negotiable,\ncategory_label, pitch}. Show the pitch to the human and only proceed with\ntheir explicit approval."},{"name":"start_negotiation_case","description":"Open a Dueback negotiation case. Only call after the human approved the\npitch from detect_negotiable_bill.\n\nTwo outcomes:\n- {\"outcome\": \"case_created\", \"case_id"},{"name":"get_case_status","description":"Get the current status of a negotiation case: state, steps taken,\nsavings found, and whether human approval is needed. If the result\ncarries review_prompt, a ne"},{"name":"list_my_cases","description":"List the human's own Dueback negotiation cases (newest first):\ncase_id, status, public bill-type label, counterparty, and amounts\nfor each. Use this when the hu"},{"name":"list_verified_savings","description":"Aggregate verified-savings stats (public). Use to answer 'does Dueback\nactually work?' and to ground shareable savings claims in real numbers."}],"toolCount":5,"toolsHash":"a31d21fc7001b70c5c55eaf2d36859183c3d87ffd4d39735ad43a44c16c66c7b","serverName":"dueback","capabilities":["prompts","resources","tools"],"serverVersion":"0.1.2","protocolVersion":"2025-06-18"}}],"tools":[{"name":"detect_negotiable_bill","description":"Check whether a bill looks negotiable. Returns {negotiable,\ncategory_label, pitch}. Show the pitch to the human and only proceed with\ntheir explicit approval."},{"name":"start_negotiation_case","description":"Open a Dueback negotiation case. Only call after the human approved the\npitch from detect_negotiable_bill.\n\nTwo outcomes:\n- {\"outcome\": \"case_created\", \"case_id"},{"name":"get_case_status","description":"Get the current status of a negotiation case: state, steps taken,\nsavings found, and whether human approval is needed. If the result\ncarries review_prompt, a ne"},{"name":"list_my_cases","description":"List the human's own Dueback negotiation cases (newest first):\ncase_id, status, public bill-type label, counterparty, and amounts\nfor each. Use this when the hu"},{"name":"list_verified_savings","description":"Aggregate verified-savings stats (public). Use to answer 'does Dueback\nactually work?' and to ground shareable savings claims in real numbers."}],"package":null,"toolSurface":{"id":"ts_87wbvkudfpu9","endpointId":"ep_a698c7urhmb6","hash":"55bdf18ea037402653461b901dc8b323d3c4e4aac42c9a178ec3f2d5838fcd44","toolCount":5,"serverName":"dueback","serverVersion":"0.1.3","protocolVersion":"2025-06-18","firstSeenAt":"2026-10-29T16:26:28.523Z","lastSeenAt":"2026-10-31T06:28:43.075Z","observations":6,"toolNames":["detect_negotiable_bill","start_negotiation_case","get_case_status","list_my_cases","list_verified_savings"],"distinctSurfaces":3},"endpointFacts":[{"id":"ep_a698c7urhmb6","url":"https://api.dueback.co/mcp","type":"mcp_streamable_http","factsCheckedAt":"2026-10-30T23:26:56.239Z","auth":{"observedAt":"2026-10-30T23:26:56.254Z","authRequired":false,"scheme":null,"resourceMetadata":null,"authorizationServer":null,"conformance":{"dpop":false,"rfc8414":false,"rfc9728":false,"pkceS256":false,"clientIdMetadataDocument":false,"dynamicClientRegistration":false}},"tls":{"observedAt":"2026-10-30T23:26:56.283Z","protocol":"TLSv1.3","chainValid":true,"chainError":null,"hostMatches":true,"subject":"api.dueback.co","issuer":{"commonName":"YE1","organization":"Let's Encrypt"},"validFrom":"2026-10-01T01:19:51.000Z","validTo":"2026-12-30T01:19:50.000Z","daysToExpiry":59,"sanCount":1,"fingerprint256":"36:09:04:77:B5:D3:8A:C4:11:60:D2:E6:9D:08:EF:EB:49:82:FD:45:A4:D5:2C:86:E9:2D:AC:3D:90:8B:BD:C4"}}]},"verification":{"claimed":false,"claimedAt":null,"proofs":[]},"provenance":{"sources":[{"source":"mcp_registry","key":"io.github.dunrossmai-rgb/dueback-mcp","url":"https://registry.modelcontextprotocol.io/v0/servers/io.github.dunrossmai-rgb%2Fdueback-mcp","firstSeenAt":"2026-10-23T02:20:05.334Z","fetchedAt":"2026-10-29T23:17:58.143Z","normalizedAt":"2026-10-29T23:17:58.143Z"}]},"firstSeenAt":"2026-10-23T02:20:05.334Z","updatedAt":"2026-10-31T06:33:29.907Z"}