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1gateway · 1gateway.dev

Use when an agent needs an ERC-20's basics on Base before quoting…

Transferring or approving it. Input: address (token contract); optional holder (adds balance and share of supply) and spender (adds allowance, flags unlimited approvals). Output: JSON block+time, name, symbol, decimals, totalSupply raw and decimal, known issuer if curated. Name/symbol are self-reported. EOA or non-ERC-20: 4xx, not charged. Example: ?address=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Ready now3 calls · 2 buyers in 30 days

Input

ERC-20 token contract on Base mainnet (0x + 40 hex; mixed case must be a valid EIP-55 checksum). EOA → 400, non-ERC-20 contract → 422 (not charged)
Optional address whose token balance and share of total supply to include
Optional spender; with holder, adds allowance(holder, spender). Needs holder.

Sample response

Published by the provider. Your run returns a fresh response.

response14 keys
address"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
allowancenull
block2 keys
number52515382
timestamp"2026-10-12T15:48:31.000Z"
chain"base"
chainId8453
codeSize1852
decimals6
holdernull
knownIssuer2 keys
issuer"Circle"
note"Circle-issued stablecoin; the issuer can mint, blacklist, pause and upgrade it (centralized control, expected for this asset)"
name"USD Coin"
note"Token metadata is whatever the contract reports (name and symbol are not verified and can imitate another token). For risk signals use /v1/onchain/base/token-r…"
rpc2 keys
kind"public"
source"base-rpc.publicnode.com"
symbol"USDC"
totalSupply2 keys
amount4445795059.965714
raw"4445795059965714"
responseobject, 14 keys
Your agent can do this on its own
Add the MCP URL in Claude Code, Cursor or Codex. Your agent can run Tools within its spending limits, or ask for approval each time. Connect your agent

Connect your agent

Add one MCP URL and your agent can find and run this tool within its spending limits. Choose “Ask each time” if you want to approve every Call.

MCP URL

https://app.aecon.ai/mcp
Terminalbash
claude mcp add --transport http --scope user agentic-economy "https://app.aecon.ai/mcp"

In Claude Code, open /mcp, select agentic-economy, then choose Authenticate.

Track record

Paid calls, last 30 days
3
Buyers, last 30 days
2
Last paid call

Reported by the x402 directory.

A$0.0029 per call