{"uid":"cap_wH0e7n8jY44Z4yja5hJGg","slug":"stealthguard-pre-trade-agent-gate-8e450167","name":"StealthGuard Pre-Trade Agent Gate","description":"Deterministic TRUST or BLOCK gate combining on-chain Base RPC liquidity and honeypot checks with CanaryGuard injection scrubbing.","url":"https://stealthguard-402.onrender.com/v1/pre_trade_agent_gate?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"chain":{"enum":["base","solana"],"type":"string","default":"base","description":"Target blockchain ecosystem"},"target_url":{"type":"string","description":"Optional associated project or dApp URL"},"strict_mode":{"type":"boolean","default":true,"description":"Deterministic prompt-injection sanitization strictness"},"token_or_service_address":{"type":"string","description":"EVM contract address or Solana mint/account"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_pu7bwUcf-sEGt-uo3gKeK","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Runs a deterministic TRUST or BLOCK decision on a token or trade target by combining on-chain Base RPC liquidity checks, honeypot detection, and CanaryGuard prompt-injection scrubbing.","exampleAgentPrompt":"Before my agent buys this Base token at address 0xAbCd...1234, run the pre-trade safety gate — check for honeypot behavior, liquidity issues, and any prompt-injection risks in the response data.","exampleUseCases":[{"title":"Honeypot screen before DEX swap","prompt":"I'm about to swap ETH for this new Base token at 0xDeAd...BeeF — can you run a honeypot and liquidity check on it first and tell me whether it's safe to trade?"},{"title":"Autonomous agent pre-trade guardrail","prompt":"My trading agent is about to execute a buy order on a Base DEX pair — run the pre-trade gate to check for honeypots, bad liquidity, and any injected malicious instructions before it goes through."},{"title":"Prompt injection scrub for DeFi data","prompt":"I pulled token metadata from an unknown Base contract and I'm worried the response contains prompt injection payloads — can you screen it with the CanaryGuard gate before my agent processes it?"}],"resultDescription":"A deterministic TRUST or BLOCK verdict combining: (1) on-chain Base RPC liquidity assessment, (2) honeypot detection for the target token or contract, and (3) CanaryGuard prompt-injection scrubbing of the response — returned as a structured gate decision indicating whether an agent should proceed or halt.","failureModes":["Invalid or unresolvable token/contract address returns a BLOCK with error details","Base RPC node timeout results in an inconclusive or failed gate response","Malformed request body (missing required fields) returns a 400-level validation error","Service downtime on Render infrastructure causes 502/503 responses","Rate limiting or payment failure on the x402 micropayment layer blocks the call"],"whenToPreferThis":"Choose this endpoint when an autonomous agent needs a single deterministic safety verdict before executing a DeFi trade on Base — especially when combining honeypot risk, liquidity depth, and prompt-injection defense into one call is preferable to orchestrating three separate checks. Ideal for agent pipelines where a TRUST/BLOCK binary gate is needed rather than raw data to interpret.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-19T06:38:38.204Z","isFirstParty":false,"canonicalSlug":"stealthguard-pre-trade-agent-gate-8e450167"}