| https://402.com.tr/api/x402/dump-risk "Top holder owns 18%" means nothing without: 18% of what, against how deep a pool. Values the largest live holders' bags (GoPlus % × Base supply × price; pools, lending, bridges, vaults, lockers, burn excluded; exchanges reported apart) and dumps them through every Base pool the | base | USDC | $0.04 | exact |
| https://402.com.tr/api/x402/bank-csv Parse a bank CSV (comma/semicolon/tab, quoted fields) and map common headers (date/amount/debit/credit/balance/description, TR aliases) into one schema. Up to 500 rows. Best-effort. | base | USDC | $0.01 | exact |
| https://402.com.tr/api/x402/gas-oracle Returns current Base gas fees (baseFee, maxPriorityFee) and three tiered suggestions (slow, normal, fast) in Gwei, derived live from the Base RPC. Built for agents that time or cost-estimate transactions. | base | USDC | $0.01 | exact |
| https://402.com.tr/api/x402/pre-trade-gate Use before an agent buys or swaps into a Base token: token-risk, sellability (honeypot, tax), swap route and price impact for your size, and deployer reputation in one GO/HOLD/STOP verdict with a receipt. GO only when every check ran clean; an outage is HOLD. Coinbase tokenized s | base | USDC | $0.10 | exact |
| https://402.com.tr/api/x402/price-impact A quote shows today's price; it does NOT tell you a $5k buy into a $20k pool pays ~20% more. This takes the token's deepest Base pool, treats it as constant-product (Uniswap-V2 / Aerodrome volatile) and computes the exact x*y=k price impact for your USD size. Conservative — conce | base | USDC | $0.03 | exact |
| https://402.com.tr/api/x402/agent-reputation The payer-trust mirror of x402-seller-check. Reads a wallet's outgoing USDC payments on Base over 90 days: distinct sellers paid (breadth), total payments and USDC (depth), and whether it ever paid the same payee twice. Breadth with no depth in a short burst is the crawler/sample | base | USDC | $0.03 | exact |
| https://402.com.tr/api/x402/b20-control 🆕 b20-safety tells you WHICH powers a B20 has; this tells you WHO holds them. Reads the token's role-based access control (mint / burn / seize-via-burnBlocked / pause / admin) from onchain role events and reports the exact controllers, how centralized they are, and whether admin | base | USDC | $0.05 | exact |
| https://402.com.tr/api/x402/b20-launch-radar 🆕 Lists the newest B20 tokens created on Base (from the B20Factory precompile) — variant, symbol, decimals, block. B20 is Base's native token standard and dozens launch hourly. A discovery feed for agents hunting new B20 launches early. Run b20-safety on any address before touchi | base | USDC | $0.01 | exact |
| https://402.com.tr/api/x402/b20-metadata 🆕 A B20 with a METADATA_ROLE holder can call updateName/updateSymbol — change its own identity after launch (an impersonation / bait-and-switch vector ERC-20 has no protocol equivalent for). Reads whether the metadata is mutable (role holder exists) AND whether it has ALREADY bee | base | USDC | $0.04 | exact |
| https://402.com.tr/api/x402/base-swap An executable swap on Base, routed by 0x across Uniswap, Aerodrome, Balancer, Curve and more. Returns the transaction for your own wallet to sign, plus the approval step if needed, minimum out, route and fees. We never hold funds. Name tokens as ETH, USDC, WETH, cbBTC, AERO… or a | base | USDC | $0.01 | exact |
| https://402.com.tr/api/x402/commerce-escrow 🆕 First tooling for Base's Commerce Payments protocol (AuthCaptureEscrow): reconciles two-phase auth/capture payments — in escrow, captured, charged, voided, refunded, or payer-RECLAIMABLE because the operator missed the capture window. Filter by payment= (infoHash), payer=, rece | base | USDC | $0.04 | exact |
| https://402.com.tr/api/x402/near-account Before an agent pays or trusts a NEAR account: does it exist, what kind is it (named, implicit, 0x), how much NEAR it holds (available, staked, locked for storage), whether it is a contract or a NEP-141 token, and who controls it — full-access keys that can do anything, and funct | base | USDC | $0.01 | exact |
| https://402.com.tr/api/x402/near-swap An executable NEAR Intents swap: a binding quote with a deposit address. Send amountIn of the origin asset there before the deadline; the output goes to recipient, or it is refunded to refundTo. Funds never pass through us. Any asset NEAR Intents routes, across chains. Buying a N | base | USDC | $0.01 | exact |
| https://402.com.tr/api/x402/near-swap-quote An indicative quote for swapping any asset NEAR Intents routes — NEAR, USDC, USDT, BTC, SOL and more, across chains. Name assets as a symbol (USDC = on NEAR, USDC@base for another chain), a NEAR token account, or a 1Click asset id. Returns amount out, minimum out, USD in and out, | base | USDC | $0.01 | exact |
| https://402.com.tr/api/x402/token-risk Use when an agent asks "is this Base token safe?" before buying, holding or listing it. One scam/rug check read live from Base RPC + GoPlus: honeypot, buy/sell tax, hidden or reclaimable owner, pausable transfers, blacklist, holder concentration (sellable holders only), LP lock a | base | USDC | $0.03 | exact |
| https://402.com.tr/api/x402/wallet-nfts Lists the NFT collections a Base wallet holds — name, count and floor value — spam-filtered, via Covalent. For agents profiling a wallet's NFT exposure. | base | USDC | $0.02 | exact |
| https://402.com.tr/api/x402/base-block 🆕 One block on Base — height, hash, parent, timestamp and age in seconds, transaction count, gas used against the limit, and the base fee in gwei. Takes a block number, a 0x… block hash, or latest / finalized / safe / earliest. A block that isn't mined yet answers found:false wit | base | USDC | $0.002 | exact |
| https://402.com.tr/api/x402/basename Forward + reverse Basename resolution read from the Base L2 Resolver: turn jesse.base.eth into an address, or an address into its primary Basename. No API key required. | base | USDC | $0.01 | exact |
| https://402.com.tr/api/x402/chain-status Live Base chain snapshot: latest block, base fee + priority fee (Gwei), current ETH price, and the estimated USD cost of a simple ETH transfer. For agents timing or budgeting transactions. | base | USDC | $0.01 | exact |
| https://402.com.tr/api/x402/commerce-operator-audit 🆕 Commerce Payments flows are DRIVEN by an operator — it authorizes escrow, captures for merchants and takes the fees. This audits one before you rely on it: 90-day volumes, fees taken, capture-vs-reclaim record (missed capture windows = merchants left unpaid), distinct payers an | base | USDC | $0.05 | exact |
| https://402.com.tr/api/x402/decode-selector Resolves a 4-byte function selector (e.g. 0x70a08231) to candidate human-readable signatures via 4byte.directory. Accepts a bare selector or full calldata. | base | USDC | $0.01 | exact |
| https://402.com.tr/api/x402/encode-selector Computes the 4-byte selector for a function signature (e.g. transfer(address,uint256) → 0xa9059cbb). The inverse of the decoder — useful for agents building or matching calldata. | base | USDC | $0.01 | exact |
| https://402.com.tr/api/x402/new-tokens Returns the latest tokens profiled on Base from the DexScreener feed — address, description, and links. Great for discovery bots hunting new launches early. | base | USDC | $0.01 | exact |
| https://402.com.tr/api/x402/pre-trade-bundle Runs pre-trade-gate (risk, sellability, route, deployer), b20-gate (seize/freeze/pause; N/A for non-B20 tokens), owner-powers and dump-risk in parallel on a Base token, with clanker-token-audit as provenance that never moves the verdict. Returns GO/HOLD/STOP, what each check saw, | base | USDC | $0.15 | exact |
