{"uid":"cap_Kof_vzzu00Mwrpgo4W_V3","slug":"verified-burst-pay-per-correct-inference-for-agents-c0205efa","name":"Verified Burst — Pay-Per-Correct Inference for Agents","description":"Verified Burst: pay-per-correct-answer inference bursts for agents. Escalate to fast Cerebras silicon, sample best-of-N, verify, and settle over x402 — charged only if the answer passes a verifier. pip install verified-burst.","url":"https://burst.solcleus.com/v1/burst","method":"GET","headers":{},"bodySchema":null,"responseSchema":{"type":"object","properties":{"answer":{"type":"string","description":"The verified answer (present when status=ok)."},"status":{"type":"string","description":"ok | not_verified | payment_required | budget_exceeded"},"charged":{"type":"boolean","description":"True only if verified; you pay nothing otherwise."},"verified":{"type":"boolean","description":"Whether the verifier passed (gates the charge)."},"settle_tx":{"type":"string","description":"On-chain settlement tx hash when charged."},"amount_usd":{"type":"number","description":"Service fee charged on a verified burst."},"remaining_budget_usd":{"type":"number","description":"Wallet budget left after this call."}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.004","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_5_h2_Y2hPBhCaew26Iqlo","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Runs best-of-N LLM inference bursts on Cerebras silicon, verifies the answer via self-consistency or a judge, and charges USDC only when the answer passes verification.","exampleAgentPrompt":"Use Verified Burst to answer this question: 'Which of these three SQL queries is most likely to cause a full table scan?' — sample 5 times using best-of-N strategy with self-consistency verification, and only charge me if the answer is verified.","exampleUseCases":null,"resultDescription":"Returns a verified answer string, a status code (ok, not_verified, payment_required, budget_exceeded), a boolean indicating whether the charge was applied, the on-chain settlement tx hash if charged, the USD fee deducted, and the remaining wallet budget after the call.","failureModes":["not_verified: answer did not pass the verifier — no charge applied, agent should retry or escalate","payment_required: wallet has no x402 budget set up — agent must fund the wallet before calling","budget_exceeded: the remaining wallet balance is insufficient to cover the service fee","model mismatch: if a custom model is specified without a matching BYOK key, inference fails","invalid verifier enum: passing an unsupported verifier value returns a validation error","answer_key misconfigured: malformed regex or JSON path causes verifier to always fail"],"whenToPreferThis":"Choose this endpoint when an AI agent needs high-confidence answers to critical decisions and must avoid paying for wrong or hallucinated outputs. Ideal for agentic pipelines where correctness is gated — pay only on verified success, leveraging Cerebras speed for low-latency best-of-N sampling. Prefer over standard LLM APIs when on-chain auditability of inference charges matters, or when you want self-consistency or judge-based verification baked into the payment flow.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T22:26:09.089Z","isFirstParty":false}