Public directory
Explore the tools
Browse admitted endpoints and inspect what each tool does before choosing one for your task.
3402 tools admitted
| Tool | Purpose | Categories | Method | Protocol | Listed price |
|---|---|---|---|---|---|
| history | Returns Standard Reserve (TSR) vault snapshot history over a lookback window, on Robinhood Chain. | Defi, Market prices | GET | x402 | 0.02 USDC per call on Base |
| history | Returns The Standard Reserve protocol's exit-pressure history over a given hour window, with 18-decimal raw token fields, on Robinhood Chain. | Onchain data, Defi | GET | x402 | 0.02 USDC per request on Base |
| history | Returns daily LLM token-price fixings for one ticker since the first snapshot on 2026-09-14. | Market prices | GET | x402 | 0.05 USDC per call on Base |
| history | Exports daily and monthly spot-price history for every instance type in one region/provider as a single gzip TSV file. | Compute pricing | GET | x402 | 3.00 USDC per call on Base |
| history | Returns The Standard Reserve's backing-ratio history joined against circulating supply at each snapshot block. | Onchain data, Defi | GET | x402 | 0.02 USDC per request on Base |
| hkd-usd | Returns the current live exchange rate between Hong Kong Dollar (HKD) and US Dollar (USD). | Currency exchange | GET | x402 | 0.004 USDC per call on Base |
| hn | Searches Hacker News stories and comments via Algolia, returning title, author, points, URL, comment count and text. | Social media | GET | x402 | 0.005 USDC per call on Base |
| hn | Searches Hacker News for tech news, startup funding and developer discussions. | News | GET | x402 | 0.01 USDC per call on Base |
| holder-graph | Returns a token's funding-source graph: wallet nodes and first-funding edges, with exchange attribution where known. | Market prices, Crypto risk | GET | x402 | 10000 units of Solana USDC per call (decimals not stated) |
| Holiday Calendar API | Checks whether a given ISO date is an official public holiday in a supported country or subdivision. | Utilities | GET | x402 | 0.005 USDC per call on Base |
| Holidays · Lookup | Returns public holiday data for a country, drawn from a database covering 200+ countries. | Utilities | POST | MPP | 0.006 (asset 0x20c000000000000000000000b9537d11c60e8b50, 6 decimals) per request on tempo:mainnet |
| honeypot | Checks whether an ERC-20 token can be bought but not sold (a honeypot) on Ethereum, Base, Arbitrum, Optimism, Polygon, BSC or Avalanche. | Security | POST | x402 | 0.001 USDC per call on Base |
| honeypot | Runs a heuristic honeypot and risk check on an ERC20 token via on-chain calls, detecting active owner control and transfer restrictions that can trap buyers. | Crypto risk, Onchain data | GET | x402 | 0.01 USDC per call on Base |
| Horror Story API | Returns one horror story from a paid story collection per call, with no input required. | Entertainment | GET | x402 | 0.0013 USDC per call on Base mainnet |
| Hotel Search, Rates & Reviews | Searches hotels and vacation rentals by destination or name, returning live nightly rates, star class, ratings, amenities, photos, and coordinates as JSON. | Travel booking | GET | x402 | 0.05 USDC per call on Base |
| Hotel Search, Rates & Reviews | Return a hotel's guest reviews by property token: rating, date, text, per-aspect subratings, highlights and the owner's reply, with paging. | Travel booking | GET | x402 | 0.02 USDC per call on Base. |
| hotels | Searches hotels via Google Hotels (SerpApi) for a query/city and date range, returning properties with prices, ratings, and amenities. | Travel booking | GET | x402 | 0.02 USDC per call on Base |
| hourly | Returns hourly time-weighted OHLC spot-price bars for one cloud instance type in one region. | Compute pricing, Market prices | GET | x402 | 0.01 USDC per call on Base |
| hourly | Returns hourly ETH inflow, outflow and net flow through the STANDARD/ETH pool. | Defi, Market prices | GET | x402 | 0.02 USDC per request on Base |
| HTTP Header Checker | Fetches one URL and returns its status code, redirect chain, response headers, and response time. | Website analysis | POST | x402 | 0.01 USDC per call on Base |
Catalog entries reflect the reviewed source snapshot. Listing is not proof of current availability, wallet compatibility, payment or execution.