Directory / base-onchain-tools.dolerite.workers.dev
ETH and USDC balances for up to 20 Base addresses in a single call, with per-address funded flags and totals. One request instead of forty RPC round trips. Query param: addresses (comma-separated).
# 1. Ask the endpoint what it costs (no payment, no wallet needed): curl -i -X GET 'https://base-onchain-tools.dolerite.workers.dev/v1/base/portfolio' # -> HTTP/1.1 402 Payment Required # the response carries the price, asset and pay-to address. # 2. Pay and retry with any x402 client: npx x402-fetch 'https://base-onchain-tools.dolerite.workers.dev/v1/base/portfolio'
Endpoint: https://base-onchain-tools.dolerite.workers.dev/v1/base/portfolio. Operated by base-onchain-tools.dolerite.workers.dev, not by Animica. Price and availability were correct at the last probe on 2026-09-02 and are set by the operator, who may change them.
Pre-flight check on a Base mainnet address before paying it. Returns contract-vs-EOA, ETH and USDC balances, outbound transaction count, and warnings about whet…
ERC-20 allowance on Base: how much a spender may pull from an owner, whether it is an unlimited approval, the owner balance, and how much is actually spendable …
What an UNVERIFIED Base contract can actually do, which is exactly where block explorers show nothing. Disassembles the deployed bytecode with a PUSH-aware opco…
Identify what a Base contract actually is: ERC-20, ERC-721 or ERC-1155 via ERC-165, plus proxy detection across EIP-1967, EIP-1822 and the legacy ZeppelinOS slo…
Live Base mainnet gas oracle: current gas price, base fee, recent base fee trend, priority fee percentiles, and the estimated cost of a plain ERC-20 transfer in…
ETH/USD and BTC/USD read live from Chainlink on-chain price feeds on Base, including the feed description, decimals, update timestamp, age in seconds and a stal…
Will this token payment actually go through, and if not exactly why. Simulates the transfer without spending gas, decodes the real revert reason (Error(string),…
ERC-20 token metadata on Base mainnet: name, symbol, decimals and total supply, read straight from the contract. Query param: address.
USD price for ANY token on Base, not just the two assets Chainlink covers. Discovers every Uniswap V3 pool against WETH and USDC across all four fee tiers, read…
Confirm a Base mainnet transaction: success or reverted, block, confirmations and finality, gas used, and every ERC-20 transfer it moved with USDC amounts decod…
All 11 endpoints on base-onchain-tools.dolerite.workers.dev →