{"uid":"cap_KML7ojiJjkEB1jcsCmf5j","slug":"scaledown-metered-slm-inference-credit-top-up-65125e5a","name":"ScaleDown Metered SLM Inference Credit Top-Up","description":"Small language models that each do one job: compress long context, summarize, pull structured data out of text, and sort text into categories you define. A fraction of a general-purpose model's cost, and faster. Prepaid credits bought over a payment rail; no account, no API key.","url":"https://agents.scaledown.ai/credits","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","properties":{"usd":{"type":"integer","maximum":50,"minimum":1}},"description":"Whole-dollar top-up amount (1-50, default 5). Crypto rails settle flat; the card path is $5 multiples plus $0.20 per $5.","additionalProperties":false},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"endpoint":"topup","charged_usd":"5.00","balance_tokens":100000000,"payment_status":"completed","credited_tokens":100000000}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"5","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$5/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"5","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"5","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_a5VFidtgxemdET0GKgyTh","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"5","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Tops up an autonomous agent's ScaleDown inference credit balance using a prepaid metered payment, crediting tokens for SLM inference without requiring an API key or signup.","exampleAgentPrompt":"Top up my ScaleDown inference balance by paying $5 USDC through the agent payment rails so I have tokens ready for SLM inference — no API key needed.","exampleUseCases":[{"title":"Autonomous agent self-funding inference","prompt":"My agent is running low on ScaleDown inference tokens — go ahead and top up $5 USDC worth of credits so it can keep running SLM calls without interruption."},{"title":"No-signup inference access for new deployment","prompt":"I'm spinning up a new autonomous agent and need inference credits on ScaleDown without creating an account or dealing with API keys — pay $5 USDC and load up the token balance."},{"title":"Automated credit replenishment pipeline","prompt":"Whenever my ScaleDown token balance is near zero, automatically trigger a $5 USDC top-up using the agent payment rails to keep inference running continuously."}],"resultDescription":"Returns a JSON object confirming the top-up, including the endpoint name ('topup'), the amount charged in USD, the payment status ('completed'), and the new token balance credited (e.g. 100,000,000 tokens).","failureModes":["Insufficient USDC balance in the agent wallet — payment fails and no tokens are credited","Payment rail not supported or misconfigured — results in payment error with no state change","Duplicate payment attempt within a short window — may result in double charge if not idempotent","Network or provider downtime — payment may be pending with delayed or missing credit confirmation"],"whenToPreferThis":"Choose this endpoint when your autonomous agent needs to fund ScaleDown SLM inference on a pay-as-you-go basis with no signup, KYC, or API key — especially when operating over crypto/agent payment rails like x402. It is ideal for fully autonomous pipelines that need to self-fund inference capacity programmatically.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:38:32.657Z","isFirstParty":false}