{"record":{"id":"dc0822b0ba828897","repo":"musistudio/claude-code-router","slug":"duration-must-be-between-constraints-durationmin","errorCode":null,"errorMessage":"duration must be between ${constraints.durationMinimum} and ${constraints.durationMaximum} seconds for ${target.protocol}.","messagePattern":"duration must be between (.+?) and (.+?) seconds for (.+?)\\.","errorType":"validation","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"packages/core/src/media/service.ts","lineNumber":161,"sourceCode":"      prompt: requiredPrompt(args.prompt)\n    };\n    const modelPlan = this.mediaModelPlan(\"image-edit\", modelInput);\n    return this.submitAndWait(\"image-edit\", request, modelPlan, optionalString(args.idempotency_key));\n  }\n\n  videoStart(args: Record<string, unknown>, modelInput: MediaModelInput): PublicMediaJob {\n    const modelPlan = this.mediaModelPlan(\"video-generate\", modelInput);\n    const target = resolveProviderMediaTarget(this.requireConfig(), modelPlan.modelSelector, \"video-generate\");\n    const constraints = videoGenerationConstraints(target.protocol);\n    const durationValue = numberValue(args.duration) ?? constraints.defaultDuration;\n    if (durationValue === undefined) throw new Error(`duration is required for ${target.protocol}.`);\n    if (!Number.isInteger(durationValue)) throw new Error(\"duration must be an integer number of seconds.\");\n    if (constraints.durations && !constraints.durations.includes(durationValue)) {\n      throw new Error(`duration must be one of ${constraints.durations.join(\", \")} seconds for ${target.protocol}.`);\n    }\n    if (constraints.durationMinimum !== undefined && constraints.durationMaximum !== undefined &&\n      (durationValue < constraints.durationMinimum || durationValue > constraints.durationMaximum)) {\n      throw new Error(`duration must be between ${constraints.durationMinimum} and ${constraints.durationMaximum} seconds for ${target.protocol}.`);\n    }\n    const resolution = optionalString(args.resolution) ?? constraints.defaultResolution;\n    if (!resolution) throw new Error(`resolution is required for ${target.protocol}.`);\n    if (!constraints.resolutions.includes(resolution)) {\n      throw new Error(`resolution must be one of ${constraints.resolutions.join(\", \")} for ${target.protocol}.`);\n    }\n    const aspectRatio = optionalString(args.aspect_ratio);\n    if (constraints.requiredParameters.includes(\"aspect_ratio\") && !aspectRatio) {\n      throw new Error(`aspect_ratio is required for ${target.protocol}.`);\n    }\n    if (aspectRatio && !constraints.aspectRatios.includes(aspectRatio)) {\n      throw new Error(`aspect_ratio must be one of ${constraints.aspectRatios.join(\", \")} for ${target.protocol}.`);\n    }\n    const request: VideoGenerateRequest = {\n      aspectRatio,\n      duration: durationValue,\n      images: args.images === undefined && args.image === undefined ? [] : this.validateImages(args.images ?? args.image, 1, 7),\n      prompt: requiredPrompt(args.prompt),","sourceCodeStart":143,"sourceCodeEnd":179,"githubUrl":"https://github.com/musistudio/claude-code-router/blob/99f24806c6a2c660b16e53e95211c517448a6c90/packages/core/src/media/service.ts#L143-L179","documentation":"Thrown when the protocol defines a duration range (durationMinimum/durationMaximum) and the supplied duration falls outside it. This applies to providers with a continuous allowed range rather than a discrete list.","triggerScenarios":"Passing a duration below durationMinimum or above durationMaximum, e.g. 2 seconds on a 5–10 second protocol or 30 on a 5–10 second protocol.","commonSituations":"User-facing duration sliders without provider-aware bounds; defaults carried over from a different provider; trying to generate very long clips beyond provider limits.","solutions":["Clamp duration into the range stated in the error message","Use videoGenerationConstraints(protocol).durationMinimum/Maximum to drive input limits in the UI","Offer the provider's default when the user's value is out of range instead of failing"],"exampleFix":"// before\nmedia.videoStart({ prompt, duration: 30 }, modelInput);\n\n// after\nconst c = videoGenerationConstraints(protocol);\nconst duration = Math.min(Math.max(userDuration, c.durationMinimum!), c.durationMaximum!);\nmedia.videoStart({ prompt, duration }, modelInput);","handlingStrategy":"validation","validationCode":"const c = videoGenerationConstraints(protocol);\nconst duration = Math.min(Math.max(durationValue, c.durationMinimum ?? durationValue), c.durationMaximum ?? durationValue);","typeGuard":"const isInRangeDuration = (d: number, c: VideoConstraints): boolean =>\n  c.durationMinimum === undefined || c.durationMaximum === undefined ||\n  (d >= c.durationMinimum && d <= c.durationMaximum);","tryCatchPattern":null,"preventionTips":["Bound duration sliders with the provider's min/max","Clamp rather than reject user input where possible"],"tags":["media","video","validation","range"],"backgroundTag":"parameter-validation-failed","analyzedSha":"99f24806c6a2c660b16e53e95211c517448a6c90","analyzedAt":"2026-08-27T04:11:01.184Z","schemaVersion":2},"datasetVersion":"2026-08-27T08:17:20.692Z"}