x402 Bazaar

Pay-per-call onchain data & AI reports for agents on Base and NEAR — token risk, wallet intelligence, OFAC sanctions, prices, NFTs, NEAR token and account checks, and AI-written verdicts. Paid per request in USDC over x402, no API keys.

Skills

• Token Risk Check
  Pre-trade safety score for any Base token
  onchain
• Pre-Trade Gate
  One call before you trade — GO / HOLD / STOP
  onchain
• Pre-Trade Bundle
  Five pre-trade checks, one GO / HOLD / STOP
  onchain
• Sign Guard
  Should the agent sign THIS calldata? GO/HOLD/STOP
  onchain
• Spend Permission Auditor
  Which apps/agents can pull funds from this Base wallet?
  onchain
• Agent Wallet Audit
  Every way this wallet can be drained without a fresh signature
  onchain
• 7702 Delegation Check
  Is this EOA secretly running someone else's code?
  onchain
• Commerce Escrow Status
  Auth/capture payment reconciliation on Base
  onchain
• Payment Operator Audit
  Should you trust this Commerce Payments operator?
  onchain
• First Funder
  Where did this wallet's money originally come from?
  onchain
• Fund Trace (Source of Funds)
  Trace a wallet's money back to a CEX, a bridge — or a sanctioned address
  onchain
• Wash Trading Check
  Is this token's volume real, or circular?
  onchain
• Launch Sniper Check
  Were the first buyers a coordinated bundle, or organic?
  onchain
• Contract Owner
  Who controls this contract right now — owner, admin, proxy
  onchain
• Holder Overlap
  Do two tokens share a holder base? (coordinated-network signal)
  onchain
• Token Age
  How old is this token? (new = higher rug risk)
  onchain
• Address Poisoning Check
  Is this recipient a look-alike trap? — before your agent pays
  onchain
• Sanctioned Exposure
  Has this wallet dealt with an OFAC address? (taint by association)
  onchain
• Price Impact
  How much will MY trade move the price? — size before you buy
  onchain
• Dump Risk (Exit Liquidity)
  If the big holders sell, can liquidity absorb it?
  onchain
• Address Label (What Is This Base Address?)
  Protocol, exchange, bridge, locker — or just a wallet?
  onchain
• Owner Powers (Latent Rug Surface)
  What can the owner do to you AFTER you buy?
  onchain
• Supply Inflation
  Not 'can it mint' — is it minting, and how fast?
  onchain
• Activity Trend (Adoption)
  Is the token gaining or losing on-chain users?
  onchain
• Fresh Bridge Check
  Is this wallet's USDC freshly bridged, and from where?
  onchain
• Safe to Send
  Is this address safe to send, approve or sign to?
  onchain
• Address Trust
  Is this counterparty Coinbase-verified or an anon/sybil?
  onchain
• Basename Profile
  Full onchain identity behind a Basename or address
  onchain
• Whale Flow
  Is size moving to the exits right now?
  onchain
• Watchlist Diff
  What changed on my tokens since last check?
  onchain
• Address Intelligence
  Instant profile of any Base address
  onchain
• Gas Oracle
  Live Base gas estimates — slow / normal / fast
  onchain
• Base Withdrawal Finalizer
  When can a Base→L1 withdrawal be finalized?
  onchain
• Token Price
  DEX price & liquidity for any Base token
  onchain
• TX Decode
  Structural decode of any Base transaction
  onchain
• Transaction Simulation
  Will this tx succeed, what will it cost, is it a drain — before you sign
  onchain
• Sellability Check
  Can you actually SELL it — or is it a honeypot?
  onchain
• Holder Forensics
  Benign vs dangerous concentration — who can dump
  onchain
• Proxy / Upgrade Detector
  Can this contract be changed under you?
  onchain
• Contract Danger Scanner
  What can the owner do to you?
  onchain
• LP Lock Details
  Is liquidity locked, how much, until when?
  onchain
• Clanker Launch Verification
  Was this Base token really launched through Clanker?
  onchain
• Deployer Reputation
  Who created this token — and can you trust them?
  onchain
• Base Swap
  Swap on Base at the best price — a ready-to-sign transaction
  onchain
• Cross-Chain Bridge Route
  The safe route to move funds across chains — best bridge, fees, ready tx
  onchain
• Bridge Status Tracker
  Did the cross-chain transfer land? Track it by source tx hash
  onchain
• Base Swap — Conditional
  A swap that lands only when your conditions hold (Cobalt validity tx)
  onchain
• Validity Transaction Builder
  Make any signed Base transaction conditional (Cobalt)
  onchain
• x402 Seller Check
  Before your agent pays an x402 endpoint — is the seller real?
  onchain
• Agent Pay Gate
  I'm about to pay 0x… $X — go? (amount-aware recipient screen)
  onchain
• Agent Reputation
  Is this payer a real repeat customer, or a one-shot sampler?
  onchain
• Wallet Drain Watch
  The three ways an agent wallet gets emptied, in one verdict
  onchain
• MEV / Sandwich Guard
  How exposed is this swap to a sandwich — and how to land it safely
  onchain
• Know Your Agent (KYA)
  Who is this agent wallet — the identity half of agent trust
  onchain
• Token Unlock Calendar
  When does locked LP unlock — is a cliff coming?
  onchain
• Position Health Check
  You're IN the token — should you stay in?
  onchain
• Token Compare
  2-5 candidates in, one ranked pick out
  onchain
• Approval Exposure + Revoke Advisor
  Which approvals could drain you — and revoke order
  onchain
• Portfolio Risk Scan
  Audit a whole wallet — which holdings could hurt you
  onchain
• Rug Early-Warning Monitor
  Get alerted the moment liquidity is pulled
  onchain
• Wallet Token Portfolio
  ETH + major Base token balances with USD values
  onchain
• Trending Tokens on Base
  What is trending on Base DEXes right now
  onchain
• Token Price Alert
  Webhook when a Base token crosses your target
  onchain
• Contract ABI Lookup
  Is this Base contract verified? Get its ABI
  onchain
• 4-Byte Selector Decoder
  Turn a function selector into readable signatures
  onchain
• Basename Resolver
  Resolve names ↔ addresses on Base
  onchain
• ENS Resolver
  Resolve .eth names ↔ addresses (Ethereum)
  onchain
• Function Selector Encoder
  Function signature → 4-byte selector
  onchain
• Sanctions Check
  Is this address OFAC-sanctioned?
  onchain
• Token Holder Distribution
  Top holders, concentration & LP lock
  onchain
• Batch Token Prices
  Prices for up to 10 Base tokens at once
  onchain
• Compliance Check
  OFAC + profile + risk → one verdict
  onchain
• Batch Sanctions Screening
  Screen up to 25 addresses against OFAC at once
  onchain
• Rug Probability Score
  One 0-100 risk gate (security + holders + liquidity)
  onchain
• Batch Token Risk Scan
  Rug-score up to 10 tokens in one call
  onchain
• Base Chain Status
  Block, base fee, ETH price & transfer cost in USD
  onchain
• New Token Scanner
  Freshly listed/profiled tokens on Base
  onchain
• Full Wallet Portfolio
  All ERC-20 holdings of a wallet with USD value
  onchain
• Wallet Net Worth
  All tokens + USD value (reliable pricing)
  onchain
• Wallet Age & Activity
  Tx count, first/last activity, wallet age
  onchain
• Wallet Activity
  Recent transactions for an address
  onchain
• Token Approval Risk
  Open allowances & USD at risk for a wallet
  onchain
• Token Transfer History
  A wallet's in/out transfers of a token
  onchain
• Wallet NFT Holdings
  NFT collections held by a wallet (+ floor)
  onchain
• Base Block
  Any Base block, by number, hash or tag
  onchain
• Base Transaction
  A transaction exactly as the chain has it
  onchain
• Base Receipt
  Did it succeed, what did it cost, what did it touch
  onchain
• Address Nonce
  How many transactions has this address sent?
  onchain
• Token Balance
  One wallet's balance of one token
  onchain
• Token Supply
  Total supply, in units you can actually use
  onchain
• Contract Identity
  Is it a contract, and what standard does it follow?
  onchain
• B20 Token Safety
  Can this Base-native (B20) token freeze or seize your funds?
  b20
• B20 Pre-Trade Gate
  One GO/HOLD/STOP before you touch a B20 token
  b20
• B20 Transfer Preflight
  Will THIS transfer (from→to) clear right now?
  b20
• B20 Portfolio Guard
  Which B20s in your wallet can freeze or seize you?
  b20
• B20 Control Audit
  WHO can mint, seize, freeze or pause this B20?
  b20
• B20 Seizure History
  Has this issuer ever actually SEIZED holders?
  b20
• B20 Authenticity Check
  Is this a REAL B20 — or a lookalike contract?
  b20
• B20 Config Audit
  Bricked scopes, dangling policies, frozen lists
  b20
• B20 Policy Members
  The FULL blocklist/allowlist — every address, with history
  b20
• B20 Genesis Audit
  What the issuer did in the initCalls bypass window
  b20
• B20 Mint Watch
  Who is printing this token, right now
  b20
• B20 Rebase History
  Every silent balance rescaling this token ever did
  b20
• B20 Peg Check
  Declared currency vs what the market actually pays
  b20
• B20 Due-Diligence Dossier
  Institutional AI report on a Base-native B20 token
  b20
• B20 Memo Tracker
  Payment IDs & compliance tags on a B20 token
  b20
• B20 Supply Guard
  Mint headroom & dilution history of a B20
  b20
• B20 Metadata Integrity
  Can this token rename itself? Has it?
  b20
• B20 Permit Inspector
  Gasless-approval (ERC-2612) readiness for agents
  b20
• B20 Policy Admin Watch
  WHO administers the blocklist that can freeze you?
  b20
• B20 Access Type
  Permissioned (allowlist) or blockable? Decoded per scope
  b20
• B20 Announcements
  On-chain issuer notices & corporate actions
  b20
• B20 Stablecoin Profile
  Declared peg currency + issuance & control
  b20
• B20 Launch Radar
  Freshly minted B20 tokens on Base
  b20
• B20 Policy Watch
  Did this token BECOME seizable after launch?
  b20
• B20 Guard
  Real-time alerts the moment a B20 token turns seizable
  b20
• B20 Token Info
  Full profile of a Base-native B20 token
  b20
• B20 Freeze Check
  Is YOUR wallet blocked or seizable on this B20 token?
  b20
• Tokenized Stock Position
  How many shares does this wallet actually control?
  b20
• B20 Rebase Tracker
  Asset-variant rebase multiplier & scaling risk
  b20
• B20 Batch Safety
  Freeze/seize scan for up to 5 B20 tokens
  b20
• NEAR Account Age & Origin
  Is this NEAR account/agent established or a fresh throwaway?
  near
• NEAR Agent Pay Gate
  Before you pay a NEAR account — will it clear, and is it safe?
  near
• NEAR Token Safety
  Who can change a NEAR token's contract? GO / HOLD / STOP
  near
• NEAR Account Check
  What is this NEAR account, and who controls it?
  near
• NEAR Transfer Preflight
  Will this NEAR token transfer go through? GO / HOLD / STOP
  near
• NEAR Intents Swap Quote
  What does swapping A for B through NEAR Intents give back?
  near
• NEAR Pre-Trade Gate
  One call before buying a NEAR token — GO / HOLD / STOP
  near
• NEAR Portfolio
  What a NEAR account holds, and what it is worth
  near
• NEAR Wallet Activity
  What has this NEAR account been doing?
  near
• NEAR Token Holders
  Who holds this NEAR token, and how concentrated is it?
  near
• NEAR Intents Swap
  Swap any asset through NEAR Intents — get a deposit address
  near
• NEAR Intents Swap Status
  Where is my NEAR Intents swap?
  near
• NEAR Staking Yields
  What liquid staking on NEAR really pays, measured on-chain
  near
• NEAR Lending Health
  How close is this Rhea Lending position to liquidation?
  near
• Deep Due-Diligence
  Institutional-grade full report on a Base token — one call
  ai
• AI Wallet Report
  AI-written verdict on any wallet
  ai
• AI Token Report
  AI-written due-diligence verdict for a Base token
  ai
• AI Market Brief
  AI-written situational brief of the Base token market
  ai
• AI Wallet Security Audit
  What can drain this wallet — and what to revoke
  ai
• AI Transaction Explainer
  Plain-English explanation of any Base transaction
  ai
• AI Contract Risk Explainer
  What dangerous powers a contract has, in plain English
  ai
• AI Summarize
  Any text → crisp bullet points
  ai
• AI Extract
  Unstructured text → structured JSON, one call
  ai
• AI Extract Batch
  Same fields across up to 10 texts, one payment
  ai
• AI Translate
  Translate up to 6K chars to any language
  ai
• Farcaster Velocity & Organic Momentum
  Real-time cast velocity, bot spam filtering & organic social score
  ai
• Perp Funding & Basis
  The futures side of a trade — funding, OI, basis, crowding
  markets
• Funding Radar (Crowding)
  Where's the crowd? Most crowded longs & shorts by funding
  markets
• Tokenized Stock Price (onchain)
  Live Base price & liquidity of Coinbase's tokenized stocks
  markets
• Tokenized Stock Fair Value
  Is the Base price of AAPLc, NVDAc… fair right now — and is the reference frozen?
  markets
• Market Pulse (trading-grade)
  Mood + attention + leverage, in one read
  markets
• Multi-Chain Gas Compare
  Which chain is cheapest to operate on right now
  markets
• Exit Liquidity Check
  Can you actually get OUT of this position?
  markets
• Stablecoin Peg Monitor
  Are the dollars you're holding still worth a dollar?
  markets
• Tokenized Stock Corporate Actions
  Announced dividends and splits on Base's tokenized stocks, before they land
  markets
• Tokenized Stock Action Feed
  Dividends paid, dividends announced, and accrual to date on Base's tokenized stocks
  markets
• Swap Route + Safety
  Where to trade it, the impact, and whether it's safe to receive
  markets
• Volume Authenticity Check
  Is this trading volume real — or painted on by bots?
  markets
• Token Pools
  All DEX pools for a token, deepest first
  markets
• DEX Price Spread
  Is this token's price consistent across DEXes — arb window or manipulation?
  markets
• DEX Pair Info
  Pool price, liquidity, volume & buy/sell counts
  markets
• Token Momentum
  Price & volume trend across 1h / 6h / 24h
  markets
• Token Info & Socials
  Name, logo, website & socials for a token
  markets
• NFT Floor Price
  Live floor price for a Base NFT collection
  markets
• DeFi TVL Rankings
  Top DeFi protocols by TVL, filterable by chain & category
  markets
• Stablecoin Market Cap
  Total stablecoin market cap + the largest by circulating supply
  markets
• Crypto Market Data
  Top assets by market cap — live price, mcap, 24h, volume
  markets
• Crypto Market Overview
  Total market cap, BTC/ETH dominance, 24h move — one call
  markets
• Crypto Fear & Greed
  The market-mood gauge every trading agent checks (0–100)
  markets
• Trending Coins
  What the market is watching right now — global attention feed
  markets
• Polymarket Odds & Probability
  Event prediction probabilities & consensus odds from Polymarket
  markets
• Email Verify
  Is this address worth sending to?
  business
• Domain Check
  How old is this domain, and is it still live?
  business
• Counterparty Check
  Should you pay this supplier?
  business
• Fiat Onramp Quote
  What every payment rail really costs, side by side
  business
• Fiat Rails by Country
  Can money get in and out of crypto here, and how?
  business
• FX Convert
  Convert an amount at the ECB's published rate
  business
• IBAN Check
  Is this bank account number even structurally possible?
  business
• Phone Check
  Normalise any phone number to E.164, and say what is knowable
  business
• EU VAT Check
  Is this VAT number well-formed — and was the checksum actually run?
  business
• Business Days
  Net 30 — but which 30, in which country?
  business
• Inflation Adjust
  What is 2015 money worth today?
  business
• Company LEI
  Does this company legally exist, and where?
  business
• BIC / SWIFT Check
  Is this bank code even well-formed?
  business
• Card BIN Check
  Scheme from the first 6–8 digits — never a full PAN
  business
• SEPA Creditor ID
  Is this Creditor Identifier self-consistent?
  business
• Tax ID Check
  EORI, EIN, TCKN and friends — format first
  business
• Address Check
  Postal shape for TR/US/EU — before you ship
  business
• Geocode
  Address ↔ coordinates via OpenStreetMap
  business
• Tracking Detect
  Which carrier is this tracking number?
  business
• HS Code Suggest
  Product text → Harmonized System chapter hint
  business
• SSL Cert Check
  When does this host's certificate expire?
  business
• Password Breach Check
  Has this password appeared in a dump?
  business
• URL Risk
  Cheap phishing heuristics before you click
  business
• Receipt Parse
  Pull totals, IBAN, dates out of receipt text
  business
• Meeting Slots
  Overlap office hours across timezones
  business
• Holiday Calendar
  Public holidays for a country and year
  business
• QR Encode
  Text in, SVG (or data-URL) QR out
  business
• UPC / EAN Lookup
  Checksum + Open Food Facts product hit
  business
• Settlement Ledger Line
  USDC payment → double-entry journal stub
  business
• Bank CSV Normalize
  Messy bank export → one row shape
  business
• DNS Lookup
  A / AAAA / MX / TXT / NS / CNAME records for any domain
  business
• Morpho Position Health
  Is this Morpho lending position about to be liquidated?
  lending
• Stock Loan Reopen Risk (Aave V4 + Morpho)
  Your tokenized-stock loan's health factor when the US market reopens
  lending
• Morpho Vault Risk
  Should you deposit into this MetaMorpho vault?
  lending
• Morpho Liquidation Feed
  Which Base Morpho positions are liquidatable right now?
  lending
• Gas Sponsor Check
  Who pays this wallet's gas? Is it a sponsored smart account?
  accounts
• Paymaster Check
  Should you trust this Base gas paymaster?
  accounts
• Safe Multisig Check
  Real M-of-N multisig, or a 1-of-1 that just looks like one?
  accounts
• x402 Market Intelligence
  What the Bazaar holds for a capability, and the real demand behind it
  utility
• Idle USDC Yield Scout
  Where should an agent's idle USDC sit on Base right now?
  lending
• Revoke Calldata Builder
  The exact ready-to-sign tx that kills an approval
  utility
• Safe Approve Builder
  Exact-amount approve calldata — never unlimited
  utility
• URL to Text
  Any web page → clean, agent-ready text
  web
• URL to JSON
  Point at a page, name the fields, get JSON
  web
• Web Search
  Ask the live web, get ranked sources plus a direct answer
  web
• Exa Search
  Exa's neural web search, one call at a time
  web
• Exa Contents
  Read a page out of Exa's index, not off the open web
  web
• Batch Page Reader
  Up to 5 pages in one call — including the JavaScript ones
  web
• OFAC Name Screening
  Screen a person or company against the OFAC SDN list
  compliance
• Format Convert
  CSV in, JSON out — and back again
  files
• Publish Page
  Turn a report into a link a human can open
  files
• Agent File Slot
  Somewhere to put the file your agent just made
  files
• Secure Token
  Cryptographically strong random IDs
  utility
• Hash
  keccak256 / sha256 of text or hex — the most-bought x402 utility
  utility
• Unit Convert
  wei / gwei / ether — or any token decimals, both ways
  utility
• x402 Ping
  Always-returns health check — the cheapest end-to-end x402 test
  utility
• Prepaid Credits
  Pay once, then call without per-request settlement
  utility

How to call

https://402.com.tr

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