{"uid":"cap_Jl-DfCCGRgqDXG9R4agMi","slug":"changelog-state-api-linear-change-history-313aa839","name":"Changelog State API – Linear Change History","description":"Detected changelog update history for one tracked vendor.","url":"https://changelog-state-api.replit.app/api/monitors/linear/changes","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"pathParams":{"type":"object","required":["slug"],"properties":{"slug":{"type":"string","pattern":"^[a-z0-9][a-z0-9-]*$","maxLength":64,"minLength":1,"description":"Vendor slug, lowercase alphanumeric with dashes."}}},"queryParams":{"type":"object","properties":{"type":{"enum":["new_release","version_changed","date_changed","title_changed","breaking_signal"],"type":"string","description":"Restrict to a single change type."},"limit":{"type":"integer","default":50,"maximum":200,"minimum":1,"description":"Maximum number of change rows to return."},"since":{"type":"string","format":"date-time","description":"Only return changes detected at or after this instant."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"enum":["json"],"type":"string"},"example":{"type":"object"}},"description":"Detected changelog update history (paid)"}},"description":"Call shape for GET /api/monitors/{slug}/changes."},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_kdhswO8otEqZ6_R9HBVZz","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the detected changelog update history (change events) for the Linear vendor, filterable by change type and time range.","exampleAgentPrompt":"Show me all the changelog change events detected for Linear over the past 7 days — especially any breaking signals or new releases, up to 50 results.","exampleUseCases":[{"title":"Breaking change alert for Linear","prompt":"Have there been any breaking change signals detected in Linear's changelog in the last 30 days? Show me up to 20 results."},{"title":"New release monitoring for Linear","prompt":"Pull the latest new_release events detected for Linear's changelog since January 1st, 2025 — I want to know when they shipped something new."},{"title":"Audit recent Linear changelog activity","prompt":"Give me the full changelog update history for Linear, limited to 100 entries, so I can audit what changed and when it was detected."}],"resultDescription":"A JSON object containing an array of changelog change event records for the Linear vendor. Each record includes the change type (e.g. new_release, version_changed, date_changed, title_changed, breaking_signal), the detection timestamp, and relevant diff or metadata about what changed in Linear's changelog.","failureModes":["Invalid or unknown vendor slug returns 404 or empty results","Malformed since timestamp (not ISO 8601) returns a 400 validation error","Limit out of range (below 1 or above 200) returns a 400 error","Payment not fulfilled (x402) returns a 402 Payment Required response","Invalid change type enum value returns a 400 error","Service unavailable on Replit hosting returns a 503"],"whenToPreferThis":"Choose this endpoint when you need historical changelog change event records for the Linear vendor specifically — including filtering by event type (new_release, breaking_signal, etc.) or time window. Prefer this over the 'recent releases' sibling endpoint when you want raw detected change events rather than structured release summaries, or when you need event types beyond new releases (e.g. title changes, date changes, breaking signals).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:34:07.418Z","isFirstParty":false}