{"uid":"cap_OLukk2aNZJqITCSssu--d","slug":"token-honeypot-sell-tax-check-9899432b","name":"Token Honeypot & Sell Tax Check","description":"Honeypot check for a Base token: can you sell it after you buy? Simulates a buy and a sell on its Uniswap v2, v3 or v4 or Aerodrome pool and returns sellable, high_tax, honeypot or unknown, both taxes and the pool, plus the owner powers in its code, proxies included (mint, blacklist, pause, fee changes, upgrade), and whether one key holds them. A simulation at one block, not an audit; unknown, never a guess, and no charge if our node fails. Free: GET /v1/token. Trial: /v1/trial.","url":"https://trust-agent.io/v1/token/honeypot?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"],"type":"string"},"queryParams":{"type":"object","required":["address"],"properties":{"chain":{"type":"string","description":"OPTIONAL. Only \"base\" is served; other values are refused. Defaults to base."},"address":{"type":"string","description":"REQUIRED. ERC-20 token contract address on Base."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"flags":{"description":"findings, worst first; PROVIDER_DEGRADED marks what was not measured"},"verdict":{"description":"sellable | high_tax | honeypot | unknown. honeypot: the simulated sell reverted or returned nothing, a tax took 90%+, or trades failed at a normal gas limit; high_tax: a tax of 10%+; unknown: not simulated"},"buyTaxPct":{"description":"percent withheld on the buy, 0-100; null when the buy did not run"},"confidence":{"description":"0-1: 0.6 if the trade was simulated, +0.3 if the bytecode was read"},"isHoneypot":{"description":"true | false; null when verdict is unknown"},"sellTaxPct":{"description":"percent withheld on the sell, 0-100; null when the sell did not run"},"simulation":{"description":"{status, reason, detail, sellable, venue, pool, quoteToken, quoteReserve, amountIn, roundTripLossPct, revertReason, block, venuesChecked, simulatedAt, cached}"},"ownerPowers":{"description":"{status, saleTraps, privilegedFunctions, proxy, analyzedAt}: what could stop or tax a sale later"},"recommendation":{"description":"proceed | proceed_with_caution | hold | block | insufficient_data"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.010004","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":"$0.010004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.010004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.010004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_sEetHk_CPXrjoVZdizPxV","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.010004","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Simulates a buy and sell of a Base network ERC-20 token on Uniswap v2/v3/v4 or Aerodrome to determine if it's a honeypot, high-tax, or sellable, and reports owner privileges in the contract code.","exampleAgentPrompt":"Before I buy this Base token at 0x1234...abcd, can you check if it's a honeypot — simulate the buy and sell and tell me the taxes, whether I can actually sell it, and what owner powers like mint or blacklist are in the contract?","exampleUseCases":[{"title":"Pre-trade honeypot safety check","prompt":"I'm about to buy this Base token at 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 — can you simulate a buy and sell on it and tell me if I'd be able to sell it back, what the taxes are, and whether the owner can blacklist me or pause trading?"},{"title":"DeFi bot token screening before swap","prompt":"My trading bot is about to swap into token 0xd9aAEc86B65D86f6A7B5B1b0c42FFA531710b6CA on Base — run a honeypot check on it first and give me the verdict, both tax rates, and any red flags like mint or upgrade powers in the contract."},{"title":"Token due diligence for investment group","prompt":"Our group is considering investing in a new Base token at 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 — can you check if it's sellable, what the buy and sell taxes are, which Uniswap pool it uses, and whether one wallet controls all the dangerous owner functions?"}],"resultDescription":"Returns a verdict (sellable, high_tax, honeypot, or unknown), buy and sell tax percentages, a sellable boolean, a confidence score (0–1), simulation details (pool, venue, block, round-trip loss), owner powers analysis (mint, blacklist, pause, fee changes, upgrade capabilities and whether one key holds them), proxy detection, and a recommendation (proceed, proceed_with_caution, hold, block, or insufficient_data).","failureModes":["Node failure: no charge, returns provider_degraded flag in response","Unknown token or no liquidity pool found: verdict returns unknown","Token not on Base network: request refused","Invalid or malformed contract address: error response","Pool simulation reverts unexpectedly: revert reason included in simulation detail","Token too new or not yet traded: insufficient data for simulation"],"whenToPreferThis":"Use this endpoint when you need a fast, simulation-based honeypot and tax check specifically for Base network ERC-20 tokens before executing a trade or payment. It is the right choice when you need both trade simulation (buy/sell tax detection) and static code analysis (owner powers, proxy patterns) in a single call. Prefer it over generic contract scanners when you need DEX-specific simulation across Uniswap v2/v3/v4 and Aerodrome pools with a clear actionable recommendation.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T18:39:58.376Z","isFirstParty":false,"canonicalSlug":"token-honeypot-sell-tax-check-9899432b"}