164 Services from 402.com.tr

Add a number of business days to a date, or count business days between two dates, for ~110 countries with country-specific weekends and national public holidays.

Screens a blockchain address for OFAC sanctions, identity, wallet vs contract status, age, and upgrade risk before sending funds — returning a single GO/REVIEW/STOP verdict.

Resolves the full Base identity profile (address, avatar, description, website, social handles) for a given Basename or wallet address using Base L2 Resolver text records.

Fetches up to 5 URLs and returns each page as clean extracted text with title, including JavaScript-rendered SPAs and dynamic dashboards that server-side fetches cannot read.

Validates a counterparty by checking domain age (RDAP), email deliverability (DNS), OFAC sanctions status, and LEI register existence, returning a single GO/HOLD/STOP verdict with all supporting signals.

Fetches clean text, title, author, and publish date for up to 5 URLs using Exa's own crawl index, bypassing server-side GET blocks.

Validates an IBAN offline by checking country registry length, structure, and ISO 7064 mod-97 checksum, returning normalized form, country, SEPA membership, and bank identifier.

Decodes raw unsigned EVM calldata (approve/permit/transfer/setApprovalForAll) and screens the destination/spender for OFAC sanctions and dangerous owner powers, returning a GO/HOLD/STOP verdict before signing.

Estimates buy and sell price impact for a Base token at a given trade size and identifies the largest safe exit position without collapsing the pool.

Reads onchain role-based access control events for a Base-native B20 token to identify who holds mint, burn, seize, pause, and admin powers, and assesses how centralized or renounced those controls are.

Reads a verified smart contract's ABI and flags owner-callable abuse functions that could harm token holders, such as mint, pause, blacklist, setFee, withdraw, or upgrade.

Returns registration age, expiry, registrar, EPP status codes, nameservers, and DNSSEC status for any domain, with a GO/HOLD/STOP fraud-risk verdict based on RDAP data.

Prices a fiat-to-crypto purchase across all available payment methods for a given country and ranks them by net amount received, with live Coinbase pricing.

Converts between 30+ currencies using the European Central Bank's daily reference rate for today or any historical date, returning the converted amount, per-unit rate, and actual rate date.

Classifies a token's holder base into creator/owner holdings, benign infrastructure wallets (LP/CEX/bridge), and unlabelled wallets that pose real dump risk, plus identifies the largest non-infrastructure wallet.

Checks whether a password has appeared in known data breaches using k-anonymity (only a 5-char SHA-1 prefix is sent), returning a GO/HOLD/STOP signal plus occurrence count.

Returns a live-computed risk score and safety flags (ERC-20 conformance, ownership renounce, upgradeable proxy) for a Base token contract address.

Fetches a web page from a URL and returns clean, furniture-stripped text along with its title, description, and site name

Resolves a 4-byte Ethereum function selector or calldata prefix to candidate human-readable ABI function signatures via 4byte.directory

Checks an Ethereum/Base address for EOA vs contract classification, ETH and USDC balances, transaction count, and activity level via Base RPC.

Returns the next transaction nonce, ETH balance, and contract status for any Base network address

Checks a Base address for Coinbase onchain KYC verification (EAS attestation) and Basename, returning a verified/named/anonymous verdict with a trust score

Returns a signed PUT URL and retrieval URL so an agent can upload a file directly to storage without routing bytes through this API

Analyzes a smart contract's ABI and security flags using Claude to explain dangerous owner capabilities (mint, pause, blacklist, upgrade, self-destruct) and assign a danger level.

Batch-extracts structured fields from up to 10 documents in a single paid API call, returning one schema-enforced JSON object per document.

Accepts a block of text and returns a 3-5 bullet-point summary generated by Claude, with pay-per-call billing via x402.

Aggregates token risk, holder concentration, price/liquidity, and OFAC sanctions data for a Base token, then synthesizes a structured AI verdict with risks and positives.

Takes a Base blockchain transaction hash and returns a plain-English explanation of what the transaction did, including action summary, risk assessment, and contextual notes.

Aggregates net worth, age/activity, and recent transactions for a blockchain wallet, then uses Claude to synthesize a human-readable intelligence verdict with key observations.

Fetches active token approvals for a wallet and uses Claude to generate a security audit with risk level, USD at risk, and specific revoke recommendations.

Ranks a wallet's active token approvals by risk priority (USD-at-risk × unlimited allowance × unlabelled spender) and returns a prioritised revoke queue.

Produces a comprehensive institutional-grade due-diligence report on a B20 token, including issuer control powers, seizure/freeze/pause history, access model, supply-cap headroom, and an AI-written hold/avoid recommendation with risk scoring.

Checks whether a specific wallet is authorized under a B20 token's transfer-sender policy, determining if it can be seized or frozen by the token issuer.

Checks whether a B20 stablecoin's declared currency peg matches its actual DEX market price, returning a status of on_peg, depeg_warning, depegged, no_market, or unverifiable_fx.

Returns ERC-2612 permit parameters for a B20 token — DOMAIN_SEPARATOR, owner nonce, and EIP-712 domain/type structs — so an agent can build a valid gasless approval signature.

Scans a wallet's entire Base-native B20 token holdings for protocol-level freeze, seize, and rebase risks, and checks whether the wallet is already blocked on any held token.

Checks a Base B20 token address for protocol-level powers (freeze, seize, pause, rebase, uncapped-mint) and returns a hold/caution/avoid safety verdict

Runs a per-transaction compliance preflight on a B20 token transfer, resolving sender, receiver, and executor policies plus live transfer-pause state to return GO/HOLD/STOP.

Fetches raw block metadata from the Base blockchain by block number, hash, or tag (latest/finalized/safe/earliest)

Returns live Base chain snapshot including latest block, base fee, priority fee, current ETH price, and estimated USD cost of a simple ETH transfer

Resolves Base L2 Basenames to Ethereum addresses (forward) or Ethereum addresses to their primary Basename (reverse) using the Base L2 Resolver.

Retrieves the full receipt for a Base blockchain transaction by hash, including success/revert status, block, gas used, fees, logs, and contract deployment address.

Fetches detailed on-chain data for a Base network transaction by its hash, including value, gas, fees, method selector, and explicit flags for contract creation and pending status.

Decodes a Base withdrawal-initiation transaction to extract the L2ToL1MessagePasser event details and estimates finalization windows under post-Beryl (2026-06-25) rules.

Screens up to 25 blockchain addresses against OFAC sanctions lists in a single batch call, returning a per-address result and a flagged subset.

Returns the current USD price and 24-hour percent change for up to 10 Base chain token addresses in a single call.

Screens up to 10 Base token addresses in one call, returning a 0-100 rug-probability score, risk level, and top risk signals for each, sorted riskiest-first.

Validates a BIC/SWIFT code offline against ISO 9362 structural rules, identifying which specific check failed on rejection.

Reconciles two-phase auth/capture payments on Base's Commerce Payments protocol, returning escrow status (captured, voided, refunded, reclaimable, etc.) filterable by payment hash, payer, receiver, or operator.

Looks up a company in the GLEIF global Legal Entity Identifier register and returns its LEI code, legal name, entity status, jurisdiction, and address with exact-match filtering.

Screens a blockchain address against OFAC sanctions, profiles it as EOA or contract, and returns a single compliance recommendation (blocked/review/clear).

Checks Sourcify for a Base contract's verification status and returns its ABI as function and event name lists with item count

Identifies whether a Base address is a contract or EOA wallet, detects token standards (ERC-20, ERC-721, ERC-1155) via ERC-165 and interface inference, and returns name, symbol, decimals, and bytecode size.

Runs a full institutional-grade due diligence battery on a Base token — combining contract risk, holder concentration, liquidity depth, exit liquidity, and OFAC sanctions — then synthesizes an AI verdict with safety score, tradeability, and recommendation.

Profiles a token contract's deployer wallet — scoring it 0-100 based on wallet age, supply retention, and ownership renouncement to detect potential rug pull setups.

Returns price, liquidity, 24h volume, buy/sell transaction counts, and FDV for a specific Base DEX pool address via DexScreener.

Validates an email address with syntax, live DNS (MX/A) checks, and detection of disposable, role-based, and consumer mailboxes, returning a GO/HOLD/STOP verdict with reasons.

Resolves ENS names to Ethereum addresses (forward) or Ethereum addresses to their primary ENS name (reverse) on mainnet.

Validates an EU VAT number offline against country prefix rules, national format patterns, and check-digit algorithms for 8 countries, distinguishing format-only validation from checksum-verified results.

Neural web search powered by Exa, returning ranked results with title, URL, date, author, and relevance score — payable per call with USDC via x402, no subscription needed.

Returns which fiat on-ramp and cash-out rails Coinbase operates in a given country, including supported currencies, min/max limits, and asset/network coverage.

Traces a Base wallet to its earliest transaction to identify who first funded it — classifying the origin as a known exchange/bridge, anonymous EOA, or contract — for sybil and counterparty risk screening.

Converts between CSV, TSV, JSON, and Markdown/HTML formats with RFC 4180-compliant parsing and optional type inference for numbers and booleans.

Returns the complete ERC-20 token portfolio for a Base wallet address, including balances, token metadata, and live USD valuations with a total, powered by Alchemy.

Returns live Base network gas fees including baseFee, maxPriorityFee, and slow/normal/fast tiered suggestions in Gwei for transaction cost estimation

Analyzes a wallet's ERC-4337 UserOperationEvents across both EntryPoints to determine if it's a smart account, its operation count and success rate, and who sponsors its gas fees (self vs. which paymaster).

Forward geocodes an address string or reverse geocodes lat/lon coordinates using OpenStreetMap Nominatim, returning up to 5 results with display names and address components.

Returns the USD price of a Base network token on a specific historical date using Covalent price data

Returns the list of public holidays for a given country and year, distinguishing national from regional entries, sourced from Nager.Date (~110 countries).

Converts a monetary amount from one year into equivalent purchasing power in another year using World Bank CPI data for any country

Returns detailed LP lock/burn status for a token, including lock percentages, locker identities, and unlock dates to identify rug-pull risk.

Scans a Morpho Blue market's active borrower set, prices every position onchain, and ranks them by liquidation health — surfacing positions liquidatable now and those at risk.

Analyzes a MetaMorpho vault's live allocation, concentration, control structure, and risk parameters to return a diversified/concentrated/control_risk verdict before depositing funds.

Screens a person or company name against the U.S. Treasury OFAC SDN list (including aliases) and returns a GO / HOLD / STOP verdict

Normalizes a phone number to E.164 format and validates its length against the country's numbering plan, returning country, calling code, national number, and (where deterministic) line type.

Audits an entire Base wallet by fetching all ERC-20 holdings and running a risk check on each token, flagging honeypots, high-risk positions, and illiquid assets with USD exposure estimates.

Given a token address, position size, and optional entry price, returns live price, P&L, exit liquidity status, rug score, and a combined health verdict (healthy/watch/exit_now) for an open DeFi position.

Purchase a prepaid credit token via a single x402 payment to fund multiple subsequent API calls without per-call signatures

Reads EIP-1967 proxy storage slots on a contract to detect upgradeability, current implementation address, and admin/upgrader identity — flagging dangerous EOA-controlled upgrades with no timelock or multisig.

Renders Markdown or HTML as a clean, mobile-readable web page and returns a shareable URL, with configurable retention of 1–30 days.

Encodes any text string — URL, IBAN, payment link — into a QR code returned as an inline SVG or a data-URL PNG, with no external upstream calls.

Builds the ready-to-sign revoke transaction (contract address + calldata for approve(spender,0)) and reads the live current allowance for a token/spender pair on Base.

Monitors a Base token's liquidity pool and fires a webhook alert if liquidity is drained (rug pull detected), with a 30-day monitoring window.

Returns a deterministic 0-100 rug-pull probability score for a Base token contract, combining security flags, holder concentration, LP lock status, and liquidity depth with the specific signals that drove the score.

Analyzes a blockchain address to determine if it is a Gnosis Safe multisig, returning owners, M-of-N threshold, version, activity, enabled modules, and an overall verdict on counterparty trust.

Checks a digital-currency address against the OFAC Specially Designated Nationals (SDN) sanctions list to determine if it is sanctioned.

Generates N cryptographically-strong, URL-safe random tokens server-side for use as session IDs, API nonces, one-time codes, or coupon secrets.

Analyzes a token contract's sellability via honeypot detection, live transfer simulation, and exit liquidity assessment to return a hard canSell verdict with supporting reasons.

Validates a SEPA Creditor Identifier offline by checking country code, mod-97 check digits, business code, and national ID format — without contacting a scheme manager registry.

Reconstructs a wallet's active Base Account spend permissions from onchain events and flags dangerous ones (unlimited allowance, no expiry, unrecognized spender)

Probes a hostname's TLS certificate and returns subject, issuer, validity dates, days remaining, expiry status, and fingerprint with a GO/HOLD/STOP signal.

Returns the optimal Base DEX pool routing for a token swap, including price impact, slippage tolerance, minimum-out amount, and honeypot/sell-tax safety check on the output token.

Validates the format and checksum of tax/customs identifiers across multiple national schemes (EORI, US EIN/SSN, UK NINO, AU ABN, TR VKN/TCKN, CA BN) without requiring network registration lookup.

Lists all active ERC-20 token approvals for a wallet address, showing which contracts can spend its tokens, allowance amounts, USD value at risk, and a risk factor score.

Returns the ERC-20 token balance for a wallet address on Base, with raw units, decimal-adjusted amount, token symbol, and decimals, flagging zero balances and non-ERC-20 contracts explicitly.

Compares 2-5 Base token addresses and returns a ranked quality score (0-100) for each, with a best pick or honest 'none pass' verdict based on safety, liquidity, and momentum.

Returns top-10 holders with percentage ownership, total holder count, concentration/whale-risk level, and LP-lock percentage for any Base token contract via GoPlus.

Returns price change and trading volume across 1h, 6h, and 24h windows for a Base token, plus a directional trend label from strong_up to strong_down.

Lists all DEX liquidity pools for a Base token, including pair address, DEX name, quote symbol, price, liquidity depth, and 24h volume, sorted by liquidity.

Returns the current USD price, 24-hour price change, liquidity, and volume for a Base network token by contract address, sourcing data from DexScreener's highest-liquidity pair.

Returns the total supply of any Base token, both raw and decimals-scaled, along with its name and symbol.

Retrieves recent ERC-20 token transfers (in/out) for a specific wallet address and token contract, including amounts, USD values, counterparties, transaction hashes, and timestamps via Covalent.

Converts LP-lock data into a forward-looking unlock calendar showing dates, unlock percentages, locker identities, and days-until-unlock with flags for imminent events under 30 days.

Identifies the carrier (UPS, FedEx, USPS, DHL, DPD, TNT, or Turkish carriers) from a tracking number's format and returns a carrier tracking URL — without fetching live parcel status.

Performs heuristic risk analysis on a URL and returns a GO/HOLD/STOP verdict with reasons based on structural signals like scheme, IP hosts, deep subdomains, credential-themed labels, and sensitive paths.

Fetches a web page, strips it to readable text, and returns only the requested fields as schema-enforced JSON — optionally extracting all repeated records as an array.

Analyzes a token's on-chain trading volume for wash-trading signatures and returns a 0-100 suspicion score with a verdict on how organic the activity appears.

Returns the latest transactions for a Base blockchain address, including hash, timestamp, from/to addresses, ETH value, and success status via Covalent.

Returns total transaction count, first/last activity timestamps, and wallet age in days for a given Base address, designed for sybil screening and counterparty trust assessment.

Returns a spam-filtered, USD-valued ERC-20 token portfolio for a Base wallet address, sorted by value with a grand total

Returns spam-filtered NFT collections held by a Base wallet address, including collection name, count, and floor value, via Covalent.

Snapshots up to 10 token addresses and returns only the deltas (liquidity, price, honeypot status, sell-tax, liquidity pulls) since the last check via a watchId.

Searches the live web and returns ranked results (title, URL, snippet, relevance score) plus an optional synthesized one-paragraph answer over the top results.

Returns the largest token transfers for a Base token in the last 24h, classifying whale movements as sell pressure (into DEX pools) or accumulation (out of DEX pools)

Extracts named fields (e.g. name, email, company, date) from arbitrary text and returns them as structured JSON using Claude AI.

Reads the EIP-7702 delegation designator on a Base EOA address and verdicts whether it is not delegated, delegated to a known safe contract (e.g. Coinbase SmartWallet), delegated to an unknown/potentially malicious contract, or is a smart contract.

Fetches the complete on-chain profile of a B20 token from its precompile, including variant, name, symbol, decimals, supply, cap, transfer policies, pause states, and rebase data.

Offline lookup of a 6–8 digit Bank Identification Number (BIN) to identify the card network (Visa, Mastercard, Amex, Discover, JCB, UnionPay, or Maestro)

Computes the 4-byte ABI function selector from a Solidity function signature string (e.g. transfer(address,uint256) → 0xa9059cbb)

Find all 30-minute UTC time slots on a given date where every specified IANA timezone falls within a configurable local business-hours window (default 09:00–17:00).

Returns the liquidation health of a Morpho Blue lending position on Base, including health factor, current vs liquidation LTV, and the collateral price drop that would trigger liquidation.

Returns the current floor price for a Base NFT collection by contract address, sourced from OpenSea/LooksRare via Alchemy

Decodes a Base blockchain transaction hash into a structured summary including from/to addresses, ETH value, status, gas used, block number, method selector, and nonce.

Reads a B20 token's supply cap versus minted supply and retrieves on-chain SupplyCapUpdated history to assess dilution risk

Retrieves the declared peg currency, issuance profile (supply/cap), and control powers (seize/freeze/pause/uncapped-mint) for a B20 stablecoin token by address.

Detects whether a wallet's USDC on Base was freshly bridged in via Circle CCTP and identifies the source chain (Ethereum, Arbitrum, OP, Polygon, Solana, etc.) versus natively issued.

Audits a paymaster address for health, activity, and gas sponsorship quality across both ERC-4337 EntryPoints over a configurable lookback period

Returns metadata (name, symbol, logo, website, socials) plus price and liquidity data for a Base token contract address, sourced from DexScreener.

Registers a price-threshold alert on a Base token that polls DexScreener and POSTs a webhook when the price crosses above or below a specified USD target.

Fetches up to 15 currently trending tokens on the Base blockchain, filtered from the DexScreener boosts feed, with address, description, boost amount, and link.

Returns live USD-enriched balances for ETH, WETH, USDC, USDbC, DAI, and cbETH held at any Base network wallet address

Fetches the on-chain announcement feed (active and ended) for a B20 Asset token, returning issuer notices, corporate actions, and redemption communications indexed from CDP events.

Fetches the rebase multiplier for a B20 Asset token on Base, indicating whether and by how much all holder balances are being scaled (diluted or inflated).

Validates the structural format of a postal address (street, city, postal code, country) for common countries and returns a normalized single-line address plus any named structural issues.

Aggregates trending and newly-listed Base chain tokens and returns a Claude-written market brief covering mood, highlights, notable launches, and rug-risk cautions in a single call

Translates text into a specified target language using Claude, charged at $0.02 USDC per call via x402 micropayment.

Decodes whether a B20 token's transfer policy is a BLOCKLIST (allowed unless listed) or ALLOWLIST (permissioned whitelist) for each scope (send/receive/execute/mint)

Runs safety verdicts across up to 5 B20 tokens in one call, scoring each for freeze/seize/pause/rebase/uncapped-mint risks and surfacing the worst score.

Audits a B20 token's transfer-policy configuration for misconfigurations such as dangling scope bindings, ALWAYS_BLOCK rules, renounced allowlists, and live pauses that would silently brick token transfers.

Reconstructs a B20 token's initialization transaction to reveal pre-mints, role grants, policy bindings, and blocklist seeding performed during the issuer-only privilege window.

Returns live onchain guard status for a specific B20 token or a real-time feed of Base tokens that just became seizable (attached sender blocklists), captured sub-second via webhook.

Returns a discovery feed of the newest B20 tokens created on Base via the B20Factory precompile, including token variant, symbol, decimals, and launch block.

Reads on-chain Memo event history for a B20 token, optionally filtered by a specific memo (bytes32) or caller wallet, enabling payment settlement reconciliation.

Reads on-chain metadata for a B20 token including name, symbol, mutability status, and rename history to detect impersonation or bait-and-switch risks

Returns a windowed feed of every B20 token mint event (including batchMint), with amounts, recipients, supply-share impact, and a dilution severity label (heavy_dilution / active_minting / minor_minting / quiet).

Reads the policy administrator and pending admin for each active transfer/mint policy of a B20 token from the Policy Registry.

Enumerates the complete membership of a B20 token's blocklist and allowlist by replaying on-chain policy registry events, returning every address ever blocked or whitelisted, when, by whom, and the current member set per scope.

Replays the full MultiplierUpdated event history for a B20 asset token, flagging downward rebase events that silently reduce every holder's balance.

Scans a B20 token's on-chain seizure history to reveal whether the issuer has ever burned a blocked holder's balance, returning enforcement verdict, seized addresses, and amounts

Parses and normalizes bank CSV files (comma/semicolon/tab delimited) by mapping common column headers into a single unified schema with up to 500 rows.

Maps a short product description to likely Harmonized System (HS) chapter and heading hints for customs classification guidance.

Returns the latest tokens profiled on Base from the DexScreener feed, including address, description, and links for early discovery.

Audits a Base Commerce Payments operator's 90-day track record — volumes, fees, capture-vs-reclaim behavior, and payer/merchant diversity — returning a health verdict.

Runs a combined token risk, honeypot/tax, route/price-impact, and deployer reputation check on a Base token, returning a single GO/HOLD/STOP verdict with an auditable receipt.

Extracts structured fields (totals, VAT, IBANs, dates, emails, invoice numbers) from plain receipt or invoice text using heuristic parsing.

Converts a USDC settlement amount into double-entry bookkeeping journal entries and CSV, optionally enriched with Base blockchain transaction data.

Validates a UPC/EAN/GTIN barcode checksum offline and looks up product details on Open Food Facts for food and consumer items.

Returns a combined audit of a Base wallet's ERC-20 token approvals and agent-era spend permissions in a single call, providing a unified drain-surface verdict with a revoke queue.

Fetches the full policy/pause event timeline and live policy state for a B20 token to determine if and exactly when it became seizable via sender blocklist attachment.

Returns split-adjusted and unadjusted share balances for tokenized equities held in a wallet, correcting for the B20 multiplier that raw balanceOf() reads miss

Returns a rotating inspirational or demo quote to verify x402 micropayment integration is working correctly

Aggregates five critical Base token risk signals (burn-blocked, freeze policy, rebase, pause, uncapped-mint) into a single GO/HOLD/STOP trading verdict with an auditable receipt, optionally checking if a specific wallet is blocked.

Returns deterministic pseudo-prices for top assets to test the x402 wire format — not live market data.

Verifies whether a given Base token address is a genuine B20 precompile or a scammer's fake lookalike by checking B20Factory registration and bytecode absence.