Tool detail

ethereum

Returns Ethereum mainnet's current base fee and priority fee as an Ed25519-signed attestation, no input required.

Categories: Onchain data, Market prices

Use when

get current Ethereum gas price
estimate Ethereum transaction cost
need base fee and priority fee for ETH

Not for

not Polygon or Arbitrum gas (separate endpoints)
not a full transaction cost calculator — fee data only

Inputs

GET, no query parameters — fixed to Ethereum mainnet.

Admitted input schema

{
  "type": "object",
  "properties": {},
  "required": [],
  "additionalProperties": false
}

Endpoint

Method: GET
URL: https://api.myceliasignal.com/oracle/gas/ethereum

Payment

Protocol: x402
Listed price: 0.01 USDC per call on Base
Payment method: exact
Network: eip155:8453
Asset: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Listed terms are catalog metadata. The caller supplies inputs and calls the tool outside Onelayer. If payment is required, the caller uses a compatible wallet to pay.

Source

Directory: Coinbase x402 Bazaar
Record: GET https://api.myceliasignal.com/oracle/gas/ethereum
Retrieved: 2026-09-30T20:37:07.382Z
Catalog file SHA-256: 6837ccddf886f0007cf3727ea9d27faaa5047b51b4f425345c554ce1c271a524
Catalog built: 2026-09-30T22:31:58.034Z