agent402.tools

• https://agent402.tools/api/openapi-to-curl

  Build a runnable curl command for one operation in an OpenAPI 3.x or Swagger 2.x spec. Locate the operation by operationId (preferred) or by method + path, substitute path parameters using the spec's example values, inc…

  SolanaDeveloper tools

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/options-ticker

  One options instrument live: mark, last, bid and ask with sizes, index price, open interest, mark, bid and ask implied volatility and the full greeks (delta, gamma, vega, theta, rho). Use it when an agent holds or is qu…

  SolanaMarket data

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/options-volume

  Onchain options protocols ranked by 24h notional volume with 7d and 30d volume, 1d and 7d change and the chains each runs on, plus sector totals. Use it when an agent is comparing decentralized options venues or trackin…

  SolanaOnchain data

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/perp-basis

  Basis for one perpetual: mark versus oracle premium in percent and basis points, impact premium, current funding and the predicted next funding per venue. Use it when an agent is evaluating a cash-and-carry, comparing f…

  SolanaMarket data

  $0.002/ request

  2026-11-07

• https://agent402.tools/api/perp-dex-limits

  Risk limits and status of ONE builder-deployed perp dex (HIP-3): total open-interest cap, per-perp OI size cap, max transfer notional, the per-coin OI caps, the coins currently AT their OI cap, and the dex's total net d…

  SolanaOnchain data

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/perp-dexs

  Every builder-deployed perpetuals dex on Hyperliquid (HIP-3): dex name, full name, deployer, oracle updater and fee recipient, how many markets it lists (active vs delisted, so a wound-down dex reads as one), how many a…

  SolanaMarket data

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/perp-funding

  Current and historical funding rate for one perpetual futures market, from a live derivatives venue: hourly rate, the 8-hour and annualized equivalents, the mark-vs-oracle premium, and a window of past prints with avera…

  SolanaMarket data

  $0.002/ request

  2026-11-07

• https://agent402.tools/api/perp-funding-screener

  Every listed perpetual ranked by current funding rate, the most positive and most negative N with open interest and 24h volume beside each, from a live venue feed. Use it when an agent is screening for carry, basis or c…

  SolanaMarket data

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/perp-orderbook

  The live level-2 order book for one perpetual: best bid and ask, mid, spread in basis points, up to 20 levels a side with cumulative depth and bid/ask imbalance. Use it when an agent is sizing an order, checking liquidi…

  SolanaMarket data

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/redact

  Mask emails, phone numbers, credit-card-like numbers, IPs, and SSNs in text. Returns the redacted text and counts by type.

  SolanaDeveloper tools

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/sanctions/wallet

  Is this blockchain address on the OFAC SDN list? Screens any address against every Digital Currency Address OFAC publishes (Bitcoin, Ethereum, Tron, USDT, USDC, Monero, Litecoin and more). A match names the sanctioned e…

  SolanaSecurity

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/selector-lookup

  Resolve a 4-byte function selector or a 32-byte event topic hash to its known human-readable Solidity signatures, via the openchain.xyz signature database with 4byte.directory as fallback. Unknown selectors return {foun…

  SolanaOnchain data

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/sitemap

  Fetch and parse a sitemap.xml (or sitemap index): returns up to 500 URLs with lastmod, or the child sitemaps of an index.

  SolanaDeveloper tools

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/sol-token-lookup

  Resolve a Solana token by mint, ticker or name through a Solana DEX aggregator's token index and get its profile in one read: name, symbol, decimals, price, market cap, FDV, liquidity, holder count, circulating and tota…

  SolanaOnchain data

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/srt-convert

  Convert subtitles between SRT, WebVTT, plain text, and JSON cues. Send SRT or VTT text (auto-detected) - or a JSON cues array [{start,end,text}] with times in ms - and the target format. Deterministic, pure CPU.

  SolanaDeveloper tools

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/stablecoin-supply-history

  Daily total stablecoin supply in USD over time, for all chains or one chain, per peg currency, with a window summary. Use it when an agent wants stablecoin supply as a liquidity or risk-appetite signal or needs the hist…

  SolanaOnchain data

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/token-allowance

  How much of an ERC-20 token a spender contract is approved to move from an owner wallet - the approval check an agent runs before a swap, a bridge, or an x402 transferWithAuthorization flow. Returns the allowance as an …

  SolanaOnchain data

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/token-balances

  ERC-20 balances of one wallet for a NAMED list of token contracts (1-20) - the targeted complement to the full-portfolio wallet-balance tool. One balance read for the whole list plus symbol/decimals per contract (cached…

  SolanaOnchain data

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/totp

  Compute the current TOTP code (RFC 6238, 30s period, SHA-1, 6 digits) from a base32 secret. Useful for agents that must complete 2FA flows they are authorized for.

  SolanaDeveloper tools

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/treasury-debt

  Most recent total US public debt outstanding (the headline national-debt number, daily) from the Treasury "Debt to the Penny" feed. Public domain, no key. No params.

  SolanaMarket data

  $0.002/ request

  2026-11-03

• https://agent402.tools/api/unshorten-url

  Follow a short link's redirect chain (bit.ly, t.co, youtu.be, tracking links, …) without downloading any page body: returns the final URL, the final HTTP status, and every hop with its status code and Location target. C…

  SolanaDeveloper tools

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/wallet-balance

  Look up the native coin balance (ETH/MATIC) plus every ERC-20 holding for a wallet address on Ethereum, Base, Polygon, Arbitrum, or Optimism. Returns clean decimal balances (already scaled by token decimals) plus symbol…

  SolanaOnchain data

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/wallet-balances

  All token balances for any address in one call, from an indexed chain-data API - ERC-20 + native on EVM, SPL on Solana; no per-token contract calls, no RPC wrangling. Networks: base, ethereum, base-sepolia, solana, sola…

  SolanaOnchain data

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/wallet-transactions

  Return the most recent asset transfers (incoming + outgoing) for a wallet address - native coin, ERC-20, ERC-721, ERC-1155 - already merged and sorted newest first. Each row carries the block, tx hash, counterparty, ass…

  SolanaOnchain data

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/weather-air-quality

  Current air quality index and pollutant concentrations for any location: US AQI, PM2.5, PM10, ozone, NO2, SO2, CO. Air quality API, no key, global.

  SolanaOther

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/weather-alerts

  Active National Weather Service alerts for a US state as clean JSON: event, severity, headline, affected areas, onset/expiry. Live government data, no key.

  SolanaOther

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/weather-current

  Current weather conditions for any location on Earth: temperature, feels-like, humidity, wind speed/direction/gusts, precipitation, cloud cover, pressure, and human-readable condition. No key, global.

  SolanaOther

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/weather-daily

  7-day daily weather forecast for any location: high/low temp, precipitation sum and probability, max wind, UV index, sunrise/sunset. No key, global.

  SolanaOther

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/weather-history

  Historical daily weather for any location and date range (up to 1 year): high/low temp, precipitation, wind, conditions. Historical archive, no key, global. Data from 1940 to 5 days ago.

  SolanaOther

  $0.002/ request

  2026-11-07

• https://agent402.tools/api/weather-hourly

  48-hour hourly weather forecast for any location: temperature, precipitation probability and amount, wind, cloud cover, humidity. No key, global.

  SolanaOther

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/world-bank-search

  Search the World Bank indicator catalog (1,400+ indicators across GDP, demographics, health, environment, education, etc.) by keyword. Returns indicator codes you can feed into /api/world-bank-indicator.

  SolanaSearch

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/x402-quote

  Probe any URL and decode its HTTP 402 payment requirements (price, asset, network, pay-to) into clean JSON - what an agent needs to decide whether/how to pay. Read-only; does not pay.

  SolanaDeveloper tools

  $0.002/ request

  2026-10-27

• https://agent402.tools/api/xml-to-json

  Parse XML into a JSON object tree (attributes under _attrs, text under _text; repeated elements become arrays).

  SolanaDeveloper tools

  $0.002/ request

  2026-10-27

• https://agent402.tools/v1/embeddings

  OpenAI-compatible text embeddings (text-embedding-3-small by default; 3-large and ada-002 supported), up to 64 inputs or 16k chars per call, returned in the standard OpenAI shape. A repeat of identical inputs within 10 …

  SolanaAI models

  $0.002/ request

  2026-11-06

• https://agent402.tools/v1/judge/locate

  Find up to 4 things in one image: each comes back with whether it is there (a probability) and its box, as edges from 0 to 1. Preview: built on Jev features its maker labels experimental. Answers come from a model, not …

  SolanaMedia

  $0.002/ request

  2026-11-06

• https://agent402.tools/v1/rerank

  Rerank documents against a query over x402 - the Cohere /rerank wire ({query, documents[], top_n} -> results with relevance_score), served by cohere/rerank-v3.5, $0.002 per call in USDC, no API key, no signup. Up to 50 …

  SolanaOther

  $0.002/ request

  2026-11-06

• https://agent402.tools/api/archive-snapshot

  Look up a URL in the Internet Archive's Wayback Machine: returns the archived snapshot closest to an optional timestamp (default: most recent), with the snapshot URL, capture time, and archived HTTP status. Useful for c…

  SolanaWeb data

  $0.003/ request

  2026-10-27

• https://agent402.tools/api/asset-transfers

  Token and native transfer history for any EVM address across major chains: direction, counterparty, asset, exact decimal value, block and transaction hash, filterable by category and block range with a cursor for paging…

  SolanaOnchain data

  $0.003/ request

  2026-10-27

• https://agent402.tools/api/calldata-decode

  Decode EVM smart-contract transaction calldata into the function name and typed parameters. Supply an ABI (from /api/contract-abi) or a signature like transfer(address,uint256) for a fully offline decode; with neither, …

  SolanaOnchain data

  $0.003/ request

  2026-10-27

• https://agent402.tools/api/contract-abi

  Fetch the verified ABI for a contract address from an open verified-contract repository, plus a ready-to-use list of human-readable function signatures with their 4-byte selectors. Covers 8 EVM mainnets. Unverified cont…

  SolanaOnchain data

  $0.003/ request

  2026-10-27

• https://agent402.tools/api/docx-create

  Turn markdown into a real Word document (.docx) in one call. Send "markdown" and an optional "title": headings, paragraphs, bold, italic, strikethrough, inline code, bullet and numbered lists (nested), task lists, table…

  SolanaMedia

  $0.003/ request

  2026-11-06

• https://agent402.tools/api/edgar-13f-datasets

  The SEC's bulk Form 13F Data Sets: every quarterly (2013Q2-2023Q4) and rolling three-month (2024-) archive the SEC publishes, newest first, with its window, size and download URL, plus the seven tables each archive carr…

  SolanaMarket data

  $0.003/ request

  2026-11-04

• https://agent402.tools/api/event-logs

  Fetch contract event logs (eth_getLogs) on Ethereum, Base, Polygon, Arbitrum, or Optimism - bounded so it always answers: block range capped at 2000 blocks (default: the last 100, auto-narrowed for busy contracts), at m…

  SolanaOnchain data

  $0.003/ request

  2026-10-27

• https://agent402.tools/api/favicon-grab

  Fetch a site's favicon/logo: reads the page's declared <link rel=icon…> tags (all variants with their sizes and types), deterministically picks the largest declared icon (falling back to /favicon.ico), fetches it, and r…

  SolanaMedia

  $0.003/ request

  2026-10-27

• https://agent402.tools/api/fc-cast

  Fetch one Farcaster cast by hash or warpcast.com / farcaster.xyz URL. Returns the compact cast: author (fid, username, follower count), text, timestamp, channel, parent hash, likes, recasts, reply count, embed URLs. Use…

  SolanaDeveloper tools

  $0.003/ request

  2026-10-27

• https://agent402.tools/api/fc-channel

  Details for one Farcaster channel by id (e.g. base) or FIP-2 parent URL: name, description, follower and member counts, public-casting flag, creation date, lead and moderator fids, pinned cast. Use to validate a channel…

  SolanaWeb data

  $0.003/ request

  2026-10-27

• https://agent402.tools/api/fc-user-search

  Search Farcaster users by name or username fragment. Returns up to 10 compact profiles: fid, username, display name, bio, follower and following counts, account quality score, primary verified Ethereum address. Use to r…

  SolanaSearch

  $0.003/ request

  2026-10-27

• https://agent402.tools/api/geo-lookup

  Resolve a US latitude/longitude to its county, state and census block FIPS codes via the US Census Bureau geocoder. Use it when an agent has coordinates and needs the administrative geography (jurisdiction, county, cens…

  SolanaOther

  $0.003/ request

  2026-11-06

• https://agent402.tools/api/http-headers

  Fetch a URL and return every response header plus a security analysis: HSTS, CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, COOP/CORP/COEP. Scores 0–100 by presence, flags weak HSTS, …

  SolanaWeb data

  $0.003/ request

  2026-10-27

• https://agent402.tools/api/image-dominant-color

  Extract the dominant colors of an image as a palette of hex values with pixel ratios. Send a public image URL or a base64 image, and optionally how many colors (1-10, default 5). Deterministic bucketed quantization; tra…

  SolanaDeveloper tools

  $0.003/ request

  2026-10-27

By chain

One seller wallet, each chain read on its own. We never send a payment, so we never observe what a paid call returns. Unknown means we hold no reading, not that anything failed.

The price each endpoint registered in the x402 catalogue. A listed price is a registration, not an observed charge.