{"domain":"call402.com","count":2,"changes":[{"captured_at":"2026-10-30T11:48:23.038505","card_hash":"8b4f6d7dd70def12bfb30ce709fe72f20a2b92977a873d89f6114ed97a621c0c","previous_card_hash":"71485493223b2af5bb9d52a2c3efe2b4ca797da69c8ea641bcf9a86e566c9e16","diff":{"skills_added":[{"id":"agent-jobs","name":"agent-jobs","description":"Read-only aggregated listings from Superteam, Verdikta, poidh, and Agent Bounties, plus recent awarded bounties from public Verdikta and poidh data. Returns cached jobs, freshness status, and a source disclaimer.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"dex-quote","name":"dex-quote","description":"Self-computed long-tail EVM token quotes from public on-chain DEX pools on Base, BNB Smart Chain and Ethereum. Discovers Uniswap V2/V3 and PancakeSwap pools with eth_call; majors are excluded. V3 depth is estimated. Informational only.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"domain-lookup","name":"domain-lookup","description":"Domain one-stop lookup: live DNS records (A, AAAA, CNAME, MX, NS, TXT via DNS-over-HTTPS) plus RDAP registration data (registrar, creation and expiry dates, status, nameservers) assembled from public protocol endpoints on our servers. For domain due diligence, phishing-site checks, counterparty infrastructure review and integration pre-checks.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"email-verify","name":"email-verify","description":"Email address validation for signup screening, lead cleanup and form verification: syntax check, disposable/temporary-domain detection and a live MX-record lookup for the domain. Returns a deliverability verdict (likely_deliverable, risky, undeliverable, invalid_format) with the MX hosts found. Does not probe individual mailboxes, so catch-all domains may still accept addresses that do not exist.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"fear-greed-index","name":"fear-greed-index","description":"Crypto Fear & Greed Index by alternative.me: current value (0-100) and classification (Extreme Fear, Fear, Neutral, Greed, Extreme Greed) plus optional daily history. The most-cited single market-sentiment gauge for crypto trading agents: position sizing, risk checks and regime detection before trading. Data published by alternative.me for free commercial use with attribution; served from a 30-minute cache.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"fx-rates","name":"fx-rates","description":"Live foreign-exchange reference rates from the European Central Bank (ECB), updated every business day. Convert between 30+ currencies (USD, EUR, GBP, JPY, CNY and more) with a single call: pass base and symbols, get mid-market reference rates as clean JSON. Rates are the ECB daily reference rates, the same source banks and accounting tools cite. Free reference data, republished with attribution.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"hash-tools","name":"hash-tools","description":"Run local cryptographic utilities: SHA-256 and SHA-512 hashes, Base64 encode/decode, or a random UUID v4. No upstream service is called.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"language-detect","name":"language-detect","description":"Detect the most likely language of text entirely on this server, with ISO 639-1 language code, language name, confidence and alternatives. Supports English, Chinese, Japanese, Korean, Spanish, French, German, Russian, Portuguese and Italian; no upstream request.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"phone-lookup","name":"phone-lookup","description":"Parse a phone number locally against the numbering plan using libphonenumber metadata. Returns format and number-plan validity only; current network assignment and subscriber status are not queried. data_source = \"numbering plan (libphonenumber)\".","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"qr-code","name":"qr-code","description":"Generate a QR code image for any text, URL or payment address: returns SVG markup or a base64-encoded PNG rendered on our own servers (qrcode library, MIT). For agents that produce scannable payment requests, links, addresses or tickets but cannot render images themselves.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"sec-company-facts","name":"sec-company-facts","description":"Summarize a US public company's latest SEC-reported Revenue, NetIncomeLoss and Assets from official EDGAR companyfacts. Look up by ticker, CIK or company name; returns filing dates and fiscal periods. Uses SEC public-domain data with a declared User-Agent.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"ssl-check","name":"ssl-check","description":"TLS/SSL certificate check for any public host: issuer, subject, SAN list, validity window, days until expiry, SHA-256 fingerprint and whether the certificate chain verified. Computed by a direct TLS handshake from our own servers. For uptime and security monitoring agents, vendor endpoint checks and integration pre-flight.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"text-extract","name":"text-extract","description":"Extract the readable main content of any public web page as clean text: send a URL, get the page title, excerpt and body text with navigation, ads and boilerplate stripped (Mozilla Readability, computed on our own servers). For RAG ingestion, summarization, research and page monitoring. First-party extraction: no third-party reader service is resold.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"text-to-structure","name":"text-to-structure","description":"Turn unstructured text into strict, machine-readable JSON for agent pipelines: a deterministic, reproducible alternative to an LLM extraction call. Extracts emails, URLs, EVM wallet addresses, transaction hashes, ISO-normalized dates, money amounts, percentages, phone numbers and key:value pairs from invoices, emails, messages, logs or documents. Pass fields or a JSON schema to receive exactly the fields you need. Same input, same output, in milliseconds.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"timestamp-convert","name":"timestamp-convert","description":"Convert Unix seconds, Unix milliseconds or an ISO date to UTC and Asia/Shanghai timestamps. An empty object returns the current time.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"wallet-lookup","name":"wallet-lookup","description":"Look up a Base wallet address: native ETH plus balances for a curated list of 195 tokens, read directly from Base chain state via public RPC with a self-hosted reader (no third-party data API). The response includes a coverage field: tokens outside the list with no transfers in the discovery window (default about 28 hours) are not reported. Balances only; no USD valuation.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"x402-integration-pack","name":"x402-integration-pack","description":"Production buyer kit for x402 v2 on Base: complete TypeScript and Python buyer code, settlement verification, failure-reason table and budget-guard patterns. Verified against this live store.","tags":["x402","usdc","base","pay-per-call"],"inputModes":["application/json"],"outputModes":["application/json"]}],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"name","before":null,"after":"x402 Agent Services"},{"field":"description","before":null,"after":"Pay-per-call APIs for AI agents via x402 v2 (exact scheme, Base mainnet, USDC). No accounts or API keys: send a request, receive HTTP 402 with payment requirements, pay, retry. The skills list below carries every live API with its current price; /pricing is the authoritative catalog."},{"field":"version","before":null,"after":"1.0.0"},{"field":"url","before":null,"after":"https://call402.com/"},{"field":"documentationUrl","before":null,"after":"https://call402.com/"},{"field":"capabilities","before":null,"after":{"streaming":false,"pushNotifications":false}},{"field":"provider","before":null,"after":{"organization":"x402-agent-services","url":"https://call402.com/"}}],"other_changed":true,"is_empty":false,"human_summary":"added 17 skills · name ∅ → x402 Agent Services · description ∅ → Pay-per-call APIs for AI agents via x402 · version ∅ → 1.0.0 · url ∅ → https://call402.com/ · documentationUrl ∅ → https://call402.com/ · capabilities ∅ → none · provider ∅ → x402-agent-services"}},{"captured_at":"2026-10-30T11:29:07.626363","card_hash":"71485493223b2af5bb9d52a2c3efe2b4ca797da69c8ea641bcf9a86e566c9e16","previous_card_hash":null,"diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[],"other_changed":true,"is_empty":false,"human_summary":"internal fields changed"}}]}