Detect whether a webpage changed. Compare current content against a previous hash or previous text and return deterministic hashes and diffs. Costs $0.001 USDC on Base via x402.
Parametersurlrequiredselectorprevious_hashprevious_textmax_diff_charsmax_text_charstimeout_secondsignore_selectorsinclude_current_text
Convert URL to clean Markdown for RAG. Convert a public webpage URL into clean agent-ready Markdown for grounding, research, summarization and LLM context. Costs $0.001 USDC on Base via x402.
Parametersurlrequiredmax_charstimeout_seconds
Fetch a public URL and extract clean normalized readable text for RAG, research and LLM context. Costs $0.001 USDC on Base via x402.
Parametersurlrequiredselectorprevious_hashprevious_textmax_diff_charsmax_text_charstimeout_secondsignore_selectorsinclude_current_text
Compute SHA256 hash or SHA-512, SHA-1 and MD5 checksums for UTF-8 text and return hex plus Base64 digests. Use for SHA256 hashing, checksum verification, integrity checks, content fingerprints, cache keys, deduplication and agent pipelines. Costs $0.001 USDC on Base via x402.
Parametersalgotextrequired
Base64 encode UTF-8 text into a standard Base64 string for API payloads, binary-safe transport, data conversion and agent workflows. Costs $0.001 USDC on Base via x402.
Parameterstextrequired
Base64 decode a standard Base64 string into UTF-8 text for API payload recovery, data conversion and agent workflows. Costs $0.001 USDC on Base via x402.
Parametersvaluerequired
Canonicalize JSON by recursively sorting object keys for stable hashing, comparison and signatures. Costs $0.001 USDC on Base via x402.
Parametersvalue
Parse a URL query string into structured JSON or build a query string from an object. Costs $0.001 USDC on Base via x402.
Parametersmodevalue
Normalize a URL and return its origin, host, path, query parameters and fragments as structured JSON. Costs $0.001 USDC on Base via x402.
Parametersurlrequired
Return deterministic character, byte, word, line and sentence counts for text. Costs $0.001 USDC on Base via x402.
Parameterstextrequired
Compare two text values and return added and removed line blocks plus deterministic hashes. Costs $0.001 USDC on Base via x402.
Parametersafterrequiredbeforerequired
Extract clean normalized text from a raw HTML document without network access. Use for HTML-to-text conversion, document text extraction, LLM context preparation and RAG ingestion. Costs $0.001 USDC on Base via x402.
Parametershtmlrequired
Extract links and anchor text from supplied HTML, resolving relative URLs against an optional base URL. Costs $0.001 USDC on Base via x402.
Parametershtmlrequiredbase_url
Parse metadata from caller-supplied raw HTML without fetching a webpage URL. Returns title, canonical URL, meta tags and JSON-LD for local HTML-processing workflows. Costs $0.001 USDC on Base via x402.
Parametershtmlrequiredbase_url
Convert text into a deterministic lowercase URL-safe slug. Costs $0.001 USDC on Base via x402.
Parameterstextrequired
Compute an HMAC for text using SHA-256 or SHA-512 for signatures, webhook verification and agent integrity checks. Costs $0.001 USDC on Base via x402.
Parameterskeyrequiredtextrequiredalgorithm
Decode JWT header and payload without verification for inspection, debugging and agent workflows. Costs $0.001 USDC on Base via x402.
Parameterstokenrequired
Convert UTF-8 text to a hexadecimal string. Use as a hex string encoder or text-to-hex converter in deterministic agent pipelines. Costs $0.001 USDC on Base via x402.
Parameterstextrequired
Convert a hexadecimal string back into UTF-8 text. Use as a hex string decoder or hex-to-text converter in deterministic agent pipelines. Costs $0.001 USDC on Base via x402.
Parametersvaluerequired
Base64 encode decode UTF-8 text in one endpoint. Supports standard and URL-safe Base64 decoding. Use mode encode or decode for deterministic agent data conversion. Costs $0.001 USDC on Base via x402.
Parametersmodetextrequired
Percent-encode or decode text for URLs using URL-component semantics. Use mode encode or decode. Costs $0.001 USDC on Base via x402.
Parametersmodetextrequired
Compute MD5, SHA-1, SHA-256 and SHA-512 checksums for one UTF-8 string in a single call. Use for multi-hash verification, content fingerprints, integrity checks and deduplication. Costs $0.001 USDC on Base via x402.
Parametersdatarequired
Split document or text content into deterministic overlapping chunks for RAG ingestion, embeddings, vector indexing, retrieval pipelines and LLM context windows. Costs $0.001 USDC on Base via x402.
Parameterssizetextrequiredoverlap
UUID generate service for autonomous agents. Generate one or more RFC 4122 UUID v4 identifiers for request IDs, object IDs, idempotency keys, correlation IDs and distributed workflows. Costs $0.001 USDC on Base via x402.
Parameterscount
Unit conversion for length, mass, time, temperature and data sizes. Convert a numeric value between common units with deterministic arithmetic and no external API. Costs $0.001 USDC on Base via x402.
Parameterstorequiredfromrequiredvaluerequired
Timezone convert an ISO-8601 timestamp with Z or numeric UTC offset into an IANA timezone such as America/New_York, Europe/London or Asia/Tokyo. Returns UTC and local wall-clock representations with the target offset. Costs $0.001 USDC on Base via x402.
Parametersdatetimerequiredto_timezonerequired
Realtime crypto price from Coinbase Exchange for trading agents and market monitors. Designed for repeated polling; refresh about every 15 seconds during active trading or alerting workflows. Costs $0.001 USDC on Base via x402.
Parametersproduct_idrequired
Crypto 24-hour statistics from Coinbase Exchange for autonomous market monitoring. Repeat about every 60 seconds while an active trading or dashboard workflow is running. Costs $0.001 USDC on Base via x402.
Parametersproduct_idrequired
Realtime crypto top-of-book data for autonomous execution: best bid, best ask, sizes and sequence. Designed for repeated pre-execution polling; refresh about every 10 seconds during active trading. Costs $0.001 USDC on Base via x402.
Parametersproduct_idrequired
Crypto OHLCV candles for autonomous trading and indicator pipelines. Supports 1m–1d bars and is designed for recurring refresh; poll again when the selected candle interval advances. Costs $0.005 USDC on Base via x402.
Parametersendlimitstartproduct_idrequiredgranularity
Fetch recent crypto trades from Coinbase Exchange for a trading pair, including trade id, price, size, side and timestamp. Use for tape analysis, market monitoring and trading-agent context. Costs $0.001 USDC on Base via x402.
Parameterslimitproduct_idrequired
Extract webpage metadata, OpenGraph and JSON-LD for one public URL. Scalar single-URL contract for MCP and autonomous buyer runtimes. Costs $0.001 USDC on Base via x402.
Parametersurlrequiredtimeout_seconds
Extract clean text from a public HTML article or document URL. Returns main content plus title, description, author, publish/modified dates, canonical URL, language, word count, reading time and JSON-LD for document parsing, summarization, research and RAG. Static public HTML only; no JavaScript rendering. Costs $0.002 USDC on Base via x402.
Parametersurlrequiredmax_text_charstimeout_seconds
Resolve public DNS records for a hostname. Supports A, AAAA, MX, TXT, NS, CNAME, SOA, CAA and SRV using the system resolver. Costs $0.001 USDC on Base via x402.
Parametershostrequiredtype
Robots.txt compliance check for crawlers and AI agents. Fetch a public site robots.txt and determine whether a user-agent may crawl a path; return the matched allow/disallow rule, crawl policy, HTTP status and declared sitemap URLs. Costs $0.001 USDC on Base via x402.
Parametersurlrequiredpathuser_agent
Latest EVM block height for Base or Ethereum via eth_blockNumber. Use for chain-tip checks, block polling, synchronization, indexers, trading agents and recurring blockchain monitoring. Costs $0.001 USDC on Base via x402.
Parametersnetwork
Live native ETH balance for any public EVM wallet on Base or Ethereum via eth_getBalance. Returns exact wei as a decimal string for agents, portfolio monitors and blockchain automation. Costs $0.001 USDC on Base via x402.
Parametersaddressrequirednetwork
ERC-20 token balance for any EVM wallet and token contract on Base or Ethereum via balanceOf eth_call. Returns the exact raw integer balance for USDC, USDT, DAI and arbitrary ERC-20 tokens. Costs $0.001 USDC on Base via x402.
Parametersaddressrequirednetworkcontractrequired
Live wallet balance in one call: native ETH plus up to 20 caller-supplied ERC-20 token balances on Base or Ethereum. Built for portfolio agents, treasury monitors, wallet intelligence and recurring balance polling. Costs $0.001 USDC on Base via x402.
Parameterstokensaddressrequirednetwork
Check whether a transaction is pending, confirmed or reverted on Base or Ethereum. Designed for polling: retry about every 15 seconds while pending and stop once confirmed or reverted. Costs $0.001 USDC on Base via x402.
Parametersnetworktx_hashrequired
Get current gas conditions on Base or Ethereum: chain tip, legacy gas price, latest block base fee and gas utilization. Use for transaction timing, fee checks, pre-trade context and autonomous transaction execution. Costs $0.001 USDC on Base via x402.
Parametersnetwork
Check the current ERC-20 allowance from an owner wallet to a spender contract on Base or Ethereum. Returns the exact raw allowance for USDC and arbitrary ERC-20 tokens. Use before swaps, recurring payments and autonomous contract execution. Costs $0.001 USDC on Base via x402.
Parametersownerrequirednetworkspenderrequiredcontractrequired
Monitor recent ERC-20/USDC transfers for one wallet and return next_cursor for efficient recurring polling. Designed for stablecoin payment detection and treasury loops; repeat about every 60 seconds while monitoring is active. Costs $0.002 USDC on Base via x402.
Parameterscursoraddressrequirednetworkcontractlookback_blocks
One-call realtime crypto market snapshot for trading agents: price, bid/ask, 24h stats, top-of-book, recent trades and OHLCV candles. Designed for repeated market polling; refresh about every 30 seconds for active trading or monitoring workflows. Costs $0.008 USDC on Base via x402.
Parametersproduct_idrequiredtrade_limitcandle_limitcandle_granularity
Recurring webpage monitor for prices, inventory, availability, documentation, policies and competitors. Returns changed/unchanged state, current hash, metadata and HTTP/security context plus a ready next request. Designed for scheduled polling about every 5 minutes. Costs $0.005 USDC on Base via x402.
Parametersurlrequiredselectorprevious_hashtimeout_secondsignore_selectors
One-call webpage intelligence dossier for AI agents: metadata and structured data, clean article/document text, HTTP/security headers, robots crawl policy, SHA-256 content hash and RAG-ready chunks. Use for web research, document extraction, due diligence, ingestion, monitoring and retrieval pipelines. Costs $0.008 USDC on Base via x402.
Parametersurlrequiredchunk_sizeuser_agentchunk_overlapmax_text_chars
JSON Schema Validate: validate a JSON value against a deterministic schema subset for agent payload checking and structured-output verification. Supports type, properties, required, enum, const, numeric/string/array bounds, pattern, items and additionalProperties=false. Returns machine-readable error paths plus retry guidance. Costs $0.001 USDC on Base via x402.
Parametersvalueschemarequired
Convert HTML to Markdown: transform supplied HTML into clean deterministic Markdown for LLM context, RAG, tool chaining and agent memory. Preserves headings, paragraphs, lists, blockquotes, links, code blocks and simple tables; no network fetch required. Costs $0.001 USDC on Base via x402.
Parametershtmlrequiredmax_chars
HTTP status check for a public URL: return reachability, status code, redirect count, final URL, latency, content type, server and cache headers. One required url field for uptime checks, fallback routing and autonomous web-agent health tests. Costs $0.001 USDC on Base via x402.
Parametersurlrequired
Sitemap URL extractor for crawlers and autonomous agents. Fetch and parse a public sitemap.xml or sitemap index, recursively expand child sitemap indexes up to two levels, and return deduplicated page URLs with loc, lastmod, changefreq and priority. Costs $0.001 USDC on Base via x402.
Parametersurlrequiredlimitmax_depth
Extract links from webpage URL: fetch one public page and return normalized absolute hyperlinks with anchor text, rel, domain and internal/external classification. One required URL, deterministic JSON, deduplicated results, and optional same-domain filtering for crawler planning and agent navigation. Costs $0.001 USDC on Base via x402.
Parametersurlrequiredlimitscope
Repair malformed JSON / LLM output: convert common broken JSON into valid structured JSON. Removes Markdown-style fences and prose wrappers, trailing commas, normalizes Python True/False/None and smart quotes, and repairs common single-quoted keys and values. Returns the parsed result plus applied repair steps. Costs $0.001 USDC on Base via x402.
Parameterstextrequired
Recurring crypto treasury snapshot for autonomous agents: balances, gas and recent USDC/ERC-20 activity with cursor/state and a ready next request. Designed for scheduled treasury/accounting loops; repeat about every five minutes while active. Costs $0.01 USDC on Base via x402.
Parameterstokensaddressrequirednetworkactivity_cursorlookback_blocksactivity_contractprevious_state_hash
Recurring wallet monitor for crypto agents. Check balances and new USDC/ERC-20 transfers since the prior cursor, then return a ready next request. Designed to be called about every 60 seconds for deposit detection, payment monitoring and treasury alerts. Costs $0.005 USDC on Base via x402.
Parameterscursortokensaddressrequirednetworklookback_blocksactivity_contractprevious_state_hash
Pre-trade context bundle for autonomous crypto agents: wallet balance, allowance, gas, realtime price, 24h statistics and best bid/ask. Call immediately before every automated trade, swap or payment and refresh again before the next execution. Data only. Costs $0.01 USDC on Base via x402.
Parametersaddressrequirednetworkspenderrequiredproduct_idrequiredbalance_tokenstoken_contractrequired
Transaction confirmation watch for autonomous agents. Poll about every 15 seconds while pending, reusing the returned next request/state, and stop automatically once confirmed or reverted. Costs $0.003 USDC on Base via x402.
Parametersnetworktx_hashrequiredprevious_state_hash
canonical-crypto-spot-price
Roundhouse-canonical crypto spot price for recurring trading-agent polling. Input symbol plus optional quote; output symbol, price, quote_currency, 24h change and as_of. Costs $0.001 USDC on Base via x402.
Parametersquotesymbolrequired
Roundhouse-canonical crypto OHLCV series for recurring market-data workflows. Input symbol, interval and optional since; output normalized oldest-first candles. Costs $0.005 USDC on Base via x402.
Parameterssincesymbolrequiredintervalrequired
Roundhouse-canonical page-to-Markdown endpoint for recurring agent ingestion. Input url plus optional render_js=false; output url, title, markdown and HTTP status. Costs $0.001 USDC on Base via x402.
Parametersurlrequiredrender_js
search-the-web-for-x402-adoption
Search the web for x402 adoption, x402 integrations, x402 agent payments, x402 ecosystem launches and machine-to-machine payment adoption. Built to satisfy recurring autonomous-agent research demand for current x402 adoption signals. Costs $0.001 USDC on Base via x402.
Parameterslimitquery
Diagnose an x402 Base USDC payment challenge against an explicitly authorized payee allowlist and spending cap. Never signs or buys. Costs $0.001 USDC on Base via x402.
Parameterschallengerequiredallowed_payeesrequiredmax_atomic_usdcrequiredsupported_schemes
Compare independently supplied, explicitly attributed supplier quotes by quoted cost; does not execute external purchasing or claim live supplier verification. Costs $0.001 USDC on Base via x402.
Parametersquotesrequired
transaction-terminal-outcome
Answer whether a Base or Ethereum transaction reached confirmed/reverted terminal state using live chain RPC. Costs $0.001 USDC on Base via x402.
Parametersnetworktx_hashrequired
Compare current on-chain ERC-20 allowance with caller-supplied prior allowance; no transaction submitted. Costs $0.001 USDC on Base via x402.
Parametersownerrequirednetworkspenderrequiredcontractrequiredprevious_allowance_rawrequired
Return a deterministic change outcome for a public URL relative to caller-supplied baseline content hash. Charged per authorized check, not only when changed. Costs $0.001 USDC on Base via x402.
Parametersurlrequiredprevious_hashrequired
authorized-endpoint-health
Perform one operator-authorized HEAD request to a public supplier endpoint using SSRF-safe existing gateway HTTP tooling; no paid crawler triggering. Costs $0.001 USDC on Base via x402.
Parametersurlrequiredoperator_authorizedrequired
Independently inspect Base on-chain USDC Transfer logs to the Industrial Platform seller for one transaction. Does not claim x402 HTTP execution or production intent. Costs $0.001 USDC on Base via x402.
Parameterstx_hashrequired
agent-evidence-fingerprint
Create a timestamped content fingerprint of client-provided claims and source URL with explicit unsigned/unverified provenance. No fabricated signed attestation. Costs $0.001 USDC on Base via x402.
Parametersclaimsrequiredsource_urlrequired
product-price-intelligence
Extract a server-declared product price, currency and stock availability from a single public product page. Optionally compare against a caller-owned previous snapshot. Unknown and ambiguous prices are reported instead of invented. No unattended polling or ordering. Costs $0.005 USDC on Base via x402.
Parametersurlrequiredprevious_snapshot
x402-payment-intent-assurance
PRE-SIGNING ONLY: read-only x402 v2 Base USDC payment-intent preview check ($0.003). Supply unsigned authorization parameters, caller-approved payee allowlist, resource URL and max spend. NEVER send private keys, signed PAYMENT-SIGNATURE headers or raw signatures. Compares untrusted envelope metadata; not cryptographic URI binding, signature verification, nonce-state verification, settlement or delivery proof. Guide: https://github.com/industrial-platform-ai/industrial-platform-agent-tools/blob/main/gateway/docs/payment-intent-assurance.md Costs $0.003 USDC on Base via x402.
Parametersintentrequiredpaymentrequiredchallengerequired
base-gas-execution-fee-preflight
Read-only Base execution-gas estimate compared to caller-defined wei fee ceiling. Does not quote total Base transaction fees (L1 data fee unknown), nor transact. Costs $0.001 Base USDC via x402. Costs $0.001 USDC on Base via x402.
Parametersnetworkgas_limitrequiredmax_execution_fee_weirequired
Monitor a wallet for balance changes and new USDC/ERC-20 activity. Recurring paid primitive; repeat about every 60 seconds while monitoring is active. Costs $0.005 USDC on Base via x402.
Parameterscursortokensaddressrequirednetworklookback_blocksactivity_contractprevious_state_hash
Read recent wallet ERC-20/USDC activity with cursor state for recurring payment and deposit monitoring. Costs $0.002 USDC on Base via x402.
Parameterscursoraddressrequirednetworkcontractlookback_blocks
Check whether an EVM transaction is pending, confirmed or reverted. Costs $0.001 USDC on Base via x402.
Parametersnetworktx_hashrequired
Poll a transaction about every 15 seconds until confirmed or reverted, reusing returned next-check state. Costs $0.003 USDC on Base via x402.
Parametersnetworktx_hashrequiredprevious_state_hash
Recurring treasury/accounting snapshot with balances, gas and recent token activity; repeat about every five minutes while active. Costs $0.01 USDC on Base via x402.
Parameterstokensaddressrequirednetworkactivity_cursorlookback_blocksactivity_contractprevious_state_hash
Refresh wallet, allowance, gas, price, 24h statistics and top-of-book context immediately before each automated trade or payment. Costs $0.01 USDC on Base via x402.
Parametersaddressrequirednetworkspenderrequiredproduct_idrequiredbalance_tokenstoken_contractrequired
Recurring OHLCV candle data for trading, indicators and market monitoring. Costs $0.005 USDC on Base via x402.
Parametersendlimitstartproduct_idrequiredgranularity
Recurring realtime crypto price lookup for autonomous trading and monitoring. Costs $0.001 USDC on Base via x402.
Parametersproduct_idrequired
Recurring best-bid/best-ask market data for autonomous execution and spread monitoring. Costs $0.001 USDC on Base via x402.
Parametersproduct_idrequired
Recurring bundled crypto market snapshot for autonomous trading and market-monitoring loops. Costs $0.008 USDC on Base via x402.
Parametersproduct_idrequiredtrade_limitcandle_limitcandle_granularity
Canonical wallet balance for Base or Ethereum. Returns native ETH and USDC balances for one address and is suitable for recurring wallet and treasury polling. Costs $0.001 USDC on Base via x402.
Parameterschainaddressrequired
Canonical current EVM base fee in gwei for Base or Ethereum, for recurring transaction timing and execution checks. Costs $0.001 USDC on Base via x402.
Parameterschain
Recurring webpage change monitoring for prices, inventory, availability, documentation, policies and competitors. Reuse the returned previous_hash on the next check. Costs $0.001 USDC on Base via x402.
Parametersurlrequiredselectorprevious_hashprevious_textmax_diff_charsmax_text_charstimeout_secondsignore_selectorsinclude_current_text