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Total supply of an ERC20 or ERC721 token contract via totalSupply (eth_call)

ERC20 token balance for any Ethereum wallet - USDC, USDT, DAI, or any token - via balanceOf (eth_call) on OneSource live Ethereum RPC

ERC1155 token balance via balanceOf (eth_call) - how many copies of a token_id a wallet holds

ERC20 allowance via allowance (eth_call) - how much a spender is approved to move from an owner's wallet

Live wallet balance - native ETH plus any ERC20 tokens in one call via eth_getBalance and balanceOf on OneSource Ethereum RPC

Get an AI-generated answer to a question grounded in live web search results.

Neural and keyword web search. Optional category filter: company, research paper, news, pdf, github, tweet, personal site, linkedin profile, financial report.

Retrieve multi-interval technical analysis (TA) data for specified tokens using token IDs, addresses, or tickers. This endpoint returns key indicators such as support and resistance levels, RSI (Relative Strength Index), and SMA (Simple Moving Average) across various timeframes, enabling data-driven trading decisions and trend analysis.

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, travel sites, or any other website. Turn the open web into a real-time data source for your research, lead generation, and monitoring.

Pay-per-request research APIs — people, companies, web search, scraping, places, social media, and contact enrichment.

Screens and filters perpetual futures contracts based on specified criteria.

Returns profit and loss metrics for a blockchain address.

USD Coin

Look up the current owner of an ERC721 NFT by token_id via ownerOf (eth_call)

Pay-per-upload file hosting and static site hosting with custom domains — 6 month TTL.

Estimate the gas a transaction will consume via eth_estimateGas before signing it

Google Maps Place Details (Partial)

Korean exchange prices (Upbit, Bithumb) for a single token in KRW

Real-time Kimchi Premium for a single token (Upbit vs Binance via FX rate)

Low-cost gateway health probe for real x402 settlement checks

USD Coin

Top 3 hottest altcoins traders may want to ape into, based on news and Twitter analysis. DYOR.

Paid JSON for stock-picker calls from financial newsletters and investing articles. Query params: optional `date=YYYY-MM-DD` for one UTC effective day, optional `limit`. Default (omit `date`) returns the latest UTC effective day with picks. Rows missing publication timestamps may use extractedAt for the effective day. Returns 404 when no picks exist for the day. USDC `exact` x402 on Base or Solana; amount is based on distinct attributed source posts returned.

Paid JSON for stock-picker calls from financial newsletters and investing articles. Query params: optional `date=YYYY-MM-DD` for one UTC effective day, optional `period=latest` (same as default), optional `limit`. Default returns the latest UTC effective day with picks. Rows missing publication timestamps may use extractedAt for the effective day. Returns 404 when no picks exist for the day. The x402 amount is based on distinct attributed source posts returned.