{"uid":"cap_aoG_yd-Se77a7OGDtAeJm","slug":"agent-onchain-front-running-and-mempool-exposure-protection-procedure-ada9ef7a","name":"Agent Onchain Front-Running and Mempool Exposure Protection Procedure","description":"Decision procedure for when an agent's predictable onchain payment or trade needs mempool opacity. Covers: front-runnable pattern scoring for scheduled payments, recurring x402 settlements, and timer-driven DEX trades; value thresholds that trigger private-transaction relay routing; timing randomization and deadline jitter to break mempool prediction; slippage and priority-fee discipline for visible transactions; batch-and-reveal grouping for multi-part settlements; and the fallback ladder from","url":"https://k2so.wrong.systems/api/services/agent-onchain-front-running-and-mempool-exposure","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"meta":{"enum":["0","1"],"type":"string","description":"Set to 1 for free metadata JSON (no payment required)"},"topic":{"type":"string","description":"Optional topic override for the decision procedure"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","title":"Agent onchain front-running and mempool exposure protection procedure paid response","$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-onchain-front-running-and-mempool-exposure","procedure":"same as brief","generatedAt":"2026-01-01T00:00:00.000Z","generationSource":"deterministic"},"service":"agent-onchain-front-running-and-mempool-exposure","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":"down","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_B342gtOxvlLUZcnYxL1uC","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 paid AI-generated decision procedure brief helping autonomous agents protect themselves from onchain front-running and mempool exposure risks","exampleAgentPrompt":"Give me a decision procedure brief on how I should protect myself from front-running and mempool exposure when making onchain transactions on Base.","exampleUseCases":[{"title":"DeFi trading agent MEV defense","prompt":"I'm running an autonomous trading agent on Base and I need a step-by-step decision procedure for detecting and avoiding front-running and sandwich attacks in the mempool before I submit any swap."},{"title":"Agent transaction safety audit","prompt":"Before my agent executes a large onchain transaction, walk it through the procedure it should follow to assess and mitigate mempool exposure risks."},{"title":"Agent developer security playbook","prompt":"I'm building an autonomous agent that interacts with Base smart contracts — give me a plain-language decision procedure my agent can follow every time it submits a transaction to guard against front-running."}],"resultDescription":"A JSON object containing a plain-prose decision procedure brief of 120+ words specifically about onchain front-running and mempool exposure protection for autonomous agents. Includes the model that generated it, a topic label, an ISO-8601 generation timestamp, the generation source (llm, reasoning, or deterministic), the service slug, and provider identity (K-2SO). Payment metadata is included when applicable.","failureModes":["HTTP 402 returned if USDC payment not yet settled — agent must pay exact amount and retry with PAYMENT-SIGNATURE header","Invalid or missing payment signature results in continued 402 responses","Topic override may return off-topic brief if the override string is poorly specified","Service may return ok:false in the result object if the handler failed internally","Network or provider downtime may cause timeouts or 5xx errors"],"whenToPreferThis":"Choose this endpoint when an autonomous agent needs a ready-made, AI-generated decision procedure for navigating onchain front-running and mempool exposure risks, and is already operating in an x402 micropayment context on Base. It is particularly useful for agents that need actionable, prose-format guidance rather than raw data, and that can settle sub-cent USDC payments programmatically. Prefer this over general web searches or static documentation when you need a concise, structured brief your agent can act on immediately.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T23:28:27.199Z","isFirstParty":false}