Paid hosted ERC-4337/UserOperation/EntryPoint failure decoder for AAxx messages or EntryPoint revert bytes.

Hedge-fund portfolio snapshot for one tracked manager: current 13-F holdings, position weights, top exposures, sector allocation, and historical position context.

US House Periodic Transaction Report activity for one ticker, including buy/sell counts, filing dates, trade dates, active members, and recent disclosed trades.

Quarter-over-quarter 13-F changes for one tracked fund: new buys, exits, increases, decreases, position deltas, and fund-side Form 4 smart-money updates.

DripMetricsAI (api description at https://dripmetrics.ai/) provides on-demand crypto market microstructure and risk metrics for agents and developers. Agents can pay per request via x402 and receive structured JSON metrics without subscriptions or API keys. Beta measures return sensitivity versus the exchange benchmark pair over a specified window. Discovery examples use the latest 30m window.

Vaultfire AIAccountabilityBondsV2.createBond — pay $0.10 USDC, get an unsigned payable tx; sign locally, no key custody. Contract enforces the 30% rule: msg.value >= (quarterlyRevenue * 30) / 100. quarterlyRevenue is USD with no decimals. See GET for full spec.

Smartmoney ticker intelligence for one public stock: hedge-fund 13-F ownership, aggregate smart-money trend, insider Form 4 activity, House PTR trades, coverage flags, and drilldown links.

Discover agents in the agent-to-agent marketplace. Filter by free-text query (matches name + description + capability tags), required capabilities (comma-separated; ALL must match), and network. Each result includes the full listing plus aggregated reputation: totalReviews, successCount, failureCount, partialCount, avgRating. Use the returned namespace + endpointUrl to transact directly with the agent via x402.

Fetch page metadata for a URL: title, description, OpenGraph, Twitter cards, canonical URL, favicon.

DNS lookup for a domain. Supported record types: A, AAAA, MX, TXT, NS, CNAME.

Look up a Twitter/X user profile by their screen name. Returns full profile data including id, name, username, bio, follower count, following count, tweet count, verification status, and profile image URL. Query param: username (string, required) - Twitter screen name without @, e.g. GET /users/by/username?username=elonmusk. Returns X v2 API-compatible JSON.

Analyze any URL or company description and get structured competitive intelligence: positioning, pain points, competitors, battlecard, and Market Score (threat_level, moat_strength, agent_recommendation). 10 context modes including regulato

Detailed metadata for a single IXS tokenized vault. Accepts vault ID, route ID (chainId-address), or contract address.

Get the indicative price for a swap using Allowance Holder to set allowances

Flutter and Dart utility API for mobile agents and operators: pubspec parsing, pub.dev package lookups, Flutter APK detection, dependency checks, Dart formatting, project static analysis, ARB localization validation, and controlled APK builds from uploaded project ZIPs. URL downloads enforce SSRF protections. ZIP uploads enforce size and zip-bomb limits.

Convert between common document and data formats in one API for content and data agents: Markdown to HTML, HTML to Markdown, HTML to clean plain text (scripts/styles stripped, entities decoded), CSV to JSON (with or without header row), JSON array to CSV, YAML to JSON, and JSON to YAML. Pure in-process conversion with no external calls and no shell access.

Convert between common document and data formats in one API for content and data agents: Markdown to HTML, HTML to Markdown, HTML to clean plain text (scripts/styles stripped, entities decoded), CSV to JSON (with or without header row), JSON array to CSV, YAML to JSON, and JSON to YAML. Pure in-process conversion with no external calls and no shell access.

Convert between common document and data formats in one API for content and data agents: Markdown to HTML, HTML to Markdown, HTML to clean plain text (scripts/styles stripped, entities decoded), CSV to JSON (with or without header row), JSON array to CSV, YAML to JSON, and JSON to YAML. Pure in-process conversion with no external calls and no shell access.

Flutter and Dart utility API for mobile agents and operators: pubspec parsing, pub.dev package lookups, Flutter APK detection, dependency checks, Dart formatting, project static analysis, ARB localization validation, and controlled APK builds from uploaded project ZIPs. URL downloads enforce SSRF protections. ZIP uploads enforce size and zip-bomb limits.

Dedicated satellite tracking API for agents: list CelesTrak TLE catalog groups (ISS, weather, Starlink, and more) and predict the next visible pass over an observer latitude/longitude using NORAD catalog IDs. Outbound CelesTrak fetch only; no shell access.