{"uid":"cap_LQ_IxOEauOEO2DhruX9KV","slug":"agent-alexweb-space-adversarial-output-verifier-75bb81f7","name":"agent.alexweb.space Adversarial Output Verifier","description":"Fast two-pass adversarial verification of an autonomous agent output.","url":"https://agent.alexweb.space/v1/verify","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"task":{"type":"string","description":"Original task or requirement"},"candidate":{"type":"string","description":"Candidate output to verify"},"constraints":{"type":"array","items":{"type":"string"},"description":"Optional hard constraints"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.08","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":"$0.08/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.08","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.08","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_OG6xVzMun63VpYtd4sAnc","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.08","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Runs a fast two-pass adversarial verification of an autonomous agent's output against its original task and optional hard constraints.","exampleAgentPrompt":"Adversarially verify this agent output — the original task was 'Write a Python function to reverse a linked list', the candidate answer is the code block the agent produced, and the hard constraints are: must not use recursion, must handle empty lists.","exampleUseCases":[{"title":"Code generation correctness check","prompt":"My coding agent just produced a SQL query for the task 'return the top 10 customers by revenue for Q1 2024'. Can you run an adversarial two-pass check on it to make sure it actually does that and doesn't violate these constraints: must use CTEs only, no subqueries?"},{"title":"Content compliance validation","prompt":"The agent was supposed to write a product description that is under 150 words, avoids competitor mentions, and stays professional in tone. Here's what it produced — can you adversarially verify it meets all three constraints?"},{"title":"Autonomous agent pipeline QA","prompt":"Before I act on this plan my agent generated for the task 'Outline a 3-step onboarding email sequence', can you do a quick two-pass adversarial check to make sure it's actually sound and doesn't miss anything critical?"}],"resultDescription":"A structured adversarial verification result indicating whether the candidate output correctly satisfies the original task, along with critique details, identified failures or constraint violations, and an overall pass/fail judgment produced by the two-pass adversarial review process.","failureModes":["Missing or empty task/candidate fields returning a 400 validation error","Candidate output too long causing context or token limit errors","Ambiguous task description leading to low-confidence or inconclusive verdicts","Network timeout on slow inference for very long inputs","Incorrect constraint format causing constraints to be ignored"],"whenToPreferThis":"Choose this endpoint when you need a fast, lightweight adversarial QA pass on a single agent output before acting on it, especially when a four-pass deep review would be overkill. Prefer it over the sibling four-pass verifier when latency matters and the task is well-scoped. Best suited for high-throughput agent pipelines where each output needs a quick sanity check with optional hard constraint enforcement.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:37:48.772Z","isFirstParty":false}