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Arbitrum Gas Price Oracle (Ed25519 Signed)
x402
Arbitrum Gas Price Oracle (Ed25519 Signed) is a paid API for AI agents from api.myceliasignal.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-13).
Returns the current Arbitrum network gas price as a cryptographically signed Ed25519 attestation
Price / call$0.01
Success—
StatusUnknown
How this service works
Arbitrum L2 gas price — current transaction fee for Arbitrum One network — Ed25519 signed attestation
Output
Returns the current Arbitrum gas price (likely in gwei or similar unit) bundled with an Ed25519 cryptographic signature attesting to the data's authenticity, including a timestamp and public key metadata so the recipient can verify the data has not been tampered with.
Example use cases
Example prompt
“What's the current gas price on Arbitrum right now? I need a signed attestation so I can verify the data is trustworthy.”
Technical details
Endpoint
GEThttps://api.myceliasignal.com/oracle/gas/arbitrumWhen to prefer
Choose this endpoint when you need a cryptographically verifiable, tamper-evident Arbitrum gas price — particularly in smart contract contexts, on-chain verification, or any workflow where trust provenance of the gas price value must be auditable. Prefer over unauthenticated REST feeds when the consumer needs to verify data integrity via Ed25519 signature.
Side effects
- Network or upstream data source unavailable — returns 5xx error
- Payment not received or x402 payment protocol failure — returns 402 Payment Required
- Malformed request — returns 400 Bad Request
- Arbitrum RPC source temporarily unavailable leading to stale or missing data
Input
{
"input": {
"type": "http",
"method": "GET",
"queryParams": {}
}
}Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
{
"chain": "arbitrum",
"method": "median",
"pubkey": "f4f0e52b5f7b54831f965632bf1ebf72769beda4c4e3d36a593f7729ec812615",
"chainId": 42161,
"sources": [
"arbitrum.drpc.org",
"arb1.arbitrum.io",
"arbitrum.meowrpc.com"
],
"gasUnits": 21000,
"canonical": "v1|GAS|arbitrum|0.020000|0.020100|0.000843|2007.70|3|median|2026-05-29T23:14:23Z",
"signature": "9fcb35f5627a0afd12533298adff7c7524d4e1fe65bbd5c8300580135adbf601830772d614e3313cf5dc4eb80f56dbb8d7b5127e2ce9c86b1f6849e34389960e",
"timestamp": "2026-05-29T23:14:23Z",
"txCostUsd": 0.000843,
"baseFeeGwei": 0.0201,
"sourceCount": 3,
"gasPriceGwei": 0.02,
"nativeSymbol": "ETH",
"txCostNative": 4.2e-7,
"signingScheme": "ed25519",
"nativePriceUsd": 2007.7
}Tags
x402
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