{"uid":"cap_uBzbTJ-BleBRE-uawo9xW","slug":"kiln-stash-reserve-ttl-object-slot-3594f4db","name":"Kiln Stash – Reserve TTL Object Slot","description":"Reserve TTL object slot","url":"https://stash.fluidrack.com/v1/objects","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"maxBytes":{"type":"integer","maximum":100000000},"ttlSeconds":{"type":"integer","maximum":2592000,"minimum":3600},"contentType":{"type":"string"}}},"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_2Wu2n6uDAAQ9BnAjahDnZ","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":"Reserves a temporary object storage slot with a specified TTL, size limit, and content type, returning upload credentials for S3-compatible artifact storage.","exampleAgentPrompt":"Reserve me a temporary storage slot for up to 5MB of JSON data that expires in 2 hours — I need somewhere to stash an intermediate agent result before the next pipeline step picks it up.","exampleUseCases":[{"title":"Agent pipeline intermediate artifact cache","prompt":"I need to store a 10MB CSV file between two steps in my agent pipeline — reserve a slot that expires in 4 hours so the downstream agent can fetch it."},{"title":"Short-lived image upload buffer","prompt":"Reserve a 50MB storage slot that auto-deletes in 24 hours for uploading a generated PNG image — it's temporary output an agent needs to share before it expires."},{"title":"Long-running batch result staging","prompt":"Allocate a 100MB storage slot with a content type of application/octet-stream that lasts 30 days so my batch job can deposit its final output and another agent can retrieve it later."}],"resultDescription":"Returns a reserved object slot descriptor including an upload endpoint or presigned URL, an object ID, the allocated TTL expiration time, the maximum byte limit, and the accepted content type — enabling the caller to upload data to the slot immediately.","failureModes":["ttlSeconds below minimum of 3600 returns validation error","ttlSeconds above maximum of 2592000 (30 days) returns validation error","maxBytes exceeds 100,000,000 byte ceiling returns 400","payment of $0.01 USDC not provided or invalid returns 402","malformed contentType string may cause slot creation failure","slot not used before expiry results in automatic deletion with no data retained"],"whenToPreferThis":"Choose this endpoint when an AI agent needs lightweight, pay-per-use, TTL-bound temporary object storage without managing S3 credentials directly — especially suited for agent-to-agent artifact handoff, pipeline staging, or ephemeral output buffering. Prefer over general-purpose S3 when auto-expiry, per-call billing via x402, and minimal setup are priorities.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:34:20.039Z","isFirstParty":false}