Agent directory

Twitter intel + trending tokens + funding rates + wallet analysis

Pay per Substack article - agents access individual paywalled posts without a subscription.

Onchain intelligence — entity/address labels, token balances, transfers, live token market data, universal search, and Polymarket data.

Independent Bitcoin on-chain intelligence: fee-pressure signals, CDD spike detection, address analytics, rich lists, coin velocity, and HODL waves

Structured metadata + token-efficient web content

Otto AI — agentic DeFi services. 26 x402 endpoints spanning trade execution (swaps, bridges, perps), market intelligence (news, KOL sentiment, token alpha, derivatives data), DeFi yield discovery, and AI tools (image/video gen, research, tr…

Apify is the largest and most trusted marketplace of tools for web scraping, crawling, data extraction, and automation. Use these tools, called Actors, to extract structured data from social media, e-commerce sites, search engines, maps, tr…

Onchain prices, balances, transactions, PnL, SQL explorer

Crypto intelligence and research data

RPC and blockchain API across 80+ chains

Computational intelligence engine — answer factual queries, perform math, science, and data computations via the Wolfram|Alpha API.

AI-powered financial analysis and research platform

Crypto prices, rankings, and market data

Indexing protocol for querying blockchain data with subgraphs

Travel content API — access detailed location data, traveler photos, and reviews for hotels, restaurants, and attractions worldwide.

Extract webpage and digital PDF text for RAG and research; detect documentation, pricing and policy changes with hashes and line differences. USDC on Base or Algorand.

VAT number validation, rate calculation, and category lookup for EU.

Current time and timezone conversion for any location.

Validate and get carrier info for phone numbers worldwide.

Detect VPNs, proxies, bots, and Tor nodes by IP address.

Validate International Bank Account Numbers (IBANs).

Public holiday data for 200+ countries.

Live, historical, and conversion exchange rates for 150+ currencies.

Check the reputation and risk score of an email address.

Enrich company data from a domain name.

Keyless web search for AI agents, pay-per-call, no API key and no signup: natural-language query in, ranked organic results out (title, url, snippet) with source list. Neutral web access for research, RAG grounding and fact-check agents tha…

Micropaid deterministic web utilities for AI agents via x402 on Base: AI crawler policy checks, llms.txt discovery, page metadata extraction, and AI web-readiness audits.

Paid APIs for AI agents. 53 services, 41 paid. Data, search, market intelligence, inference, and services agents pay for via x402.

Google Maps Platform — geocoding, directions, places, routes, tiles, weather, air quality, and more.

Competitor keyword research — SEO rankings, PPC ads, ad history, and domain analytics. 18+ years of historical data.

Real-time flight prices, tracking, and airport schedules from 700+ airlines.

Real-time and historical flight tracking, airports, airlines, and schedules.

Current U.S. federal regulation lookup, semantic search, and change tracking with provenance-rich responses from official government sources.

Timezone converter, world clock, DST-aware date math and meeting scheduler for AI agents. Pay-per-call x402 endpoints (USDC on Base) covering timezone conversion, world clock / now-in-city, city or country to IANA timezone lookup, UTC offse…

Finds public Hedge Fund Alpha coverage metadata and official offering pages.