{"uid":"cap_zr3whZfNP8iAZ27g4QtcC","slug":"k-2so-agent-payment-wash-volume-detection-deterministic-decision-f8f0dfd2","name":"K-2SO Agent Payment Wash Volume Detection — Deterministic Decision Procedure","description":"Paid agent-facing brief on agent-payment-wash-volume-detection: deterministic procedure to identify wash payments and inflated volume in agent payment ledgers, marketplace rankings, and bazaar activity, so agents can filter fake volume before trusting a merchant or a ranking. Distinct from merchant vetting (reputation) and dispute resolution (contested delivery). This targets the data-integrity phase: given a ledger or ranked list of agent payments, decide which entries are wash (self-pay,","url":"https://k2so.wrong.systems/api/services/agent-payment-wash-volume-detection-deterministi?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"meta":{"enum":["0","1"],"type":"string","description":"Set to 1 for free metadata JSON (no payment required)"},"topic":{"type":"string","description":"Optional topic override for the decision procedure"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","title":"agent-payment-wash-volume-detection: deterministic procedure to identi paid response","$schema":"https://json-schema.org/draft/2020-12/schema","required":["ok","paid","service","provider","result"],"properties":{"ok":{"type":"boolean"},"paid":{"type":"boolean"},"result":{"type":"object","required":["ok","service"],"properties":{"ok":{"type":"boolean","description":"Handler success"},"brief":{"type":"string","description":"Decision procedure prose for agents"},"model":{"type":"string"},"topic":{"type":"string"},"service":{"type":"string","description":"Service slug"},"procedure":{"type":"string"},"generatedAt":{"type":"string","description":"ISO-8601 timestamp"},"generationSource":{"enum":["llm","reasoning","deterministic"],"type":"string"}}},"payment":{"type":"object","properties":{"code":{"type":"string"},"payer":{"type":"string"},"detail":{"type":"string"},"selfPay":{"type":"boolean"},"transaction":{"type":"string"}}},"service":{"type":"string"},"provider":{"type":"string","const":"K-2SO"}}}}}}},"responseSchema":{"type":"json","example":{"ok":true,"paid":true,"result":{"ok":true,"brief":"plain prose decision procedure (120+ words)","model":"deepseek/deepseek-v4-flash-0731","topic":"string topic","service":"agent-payment-wash-volume-detection-deterministi","procedure":"same as brief","generatedAt":"2026-01-01T00:00:00.000Z","generationSource":"deterministic"},"service":"agent-payment-wash-volume-detection-deterministi","provider":"K-2SO"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_8gSXW4zUazZmphfV-gjRv","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a deterministic decision procedure (prose brief) for AI agents to identify and evaluate payment wash volume in agent-to-agent transaction flows, payable via x402 USDC micropayment.","exampleAgentPrompt":"Give me the deterministic decision procedure for detecting wash volume in agent payment flows — I need the step-by-step brief I can follow to flag suspicious circular or inflated USDC micropayment activity on Base.","exampleUseCases":[{"title":"Flagging circular payments in agent marketplace","prompt":"My agent is operating as a merchant on an x402 bazaar and I want to detect if any payment flows look like wash volume — can you run the deterministic procedure and give me the decision brief so I know exactly what signals to check?"},{"title":"Pre-launch compliance check for agent merchant","prompt":"Before I deploy my autonomous agent merchant on Base, I need to verify it has a proper wash volume detection procedure in place — give me the deterministic decision brief for evaluating payment wash volume so I can hardcode the logic."},{"title":"Auditing suspicious agent payment patterns","prompt":"I'm seeing unusually repetitive payment patterns between two agents in my fleet — pull the deterministic decision procedure for wash volume detection so I can walk through each step and decide whether to flag the transactions."}],"resultDescription":"A JSON object containing a plain-prose decision procedure (120+ words) specifically describing how an AI agent should detect wash volume in payment flows. The result includes the service slug, the procedure text (also exposed as 'brief'), an ISO-8601 generation timestamp, generation source tagged as 'deterministic', and the model identifier used. Also includes payment confirmation metadata (payer address, transaction hash, whether self-pay was used).","failureModes":["HTTP 402 returned if no valid USDC payment signature is provided — agent must settle exact amount and retry with PAYMENT-SIGNATURE header","Invalid or malformed query parameters return a 400-level error","Service unavailability or network errors on k2so.wrong.systems return 5xx","If meta=1 is omitted and payment fails, no result content is returned — only payment challenge headers","Topic override may produce an off-scope procedure if the provided string is unrelated to wash volume detection"],"whenToPreferThis":"Choose this endpoint when your AI agent needs a ready-made, deterministic (non-LLM-variable) decision procedure for evaluating wash volume in micropayment flows — especially in x402/USDC on-chain contexts on Base. Ideal for agents that need a stable, reproducible compliance brief they can cache and act on without running their own LLM reasoning chain. Prefer this over general-purpose LLM queries when you need a consistent, auditable procedure rather than a one-off generated answer.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T18:53:47.377Z","isFirstParty":false,"canonicalSlug":"k-2so-agent-payment-wash-volume-detection-deterministic-decision-f8f0dfd2"}