eth_estimateDiffSize

POST

/{apiKey}

Returns estimated diff size and gas consumption for a potential transaction.

Path Parameters

stringrequireddefaults to docs-demo

For higher throughput, create your own API key

Request

objectrequired

Transaction object to simulate (same shape as eth_estimateGas).

string or enumoptional

Block number or tag at which to estimate (defaults to 'latest' if omitted).

Responses

200

Estimated gas usage and L1 diff size.

POST/v2/{apiKey}

curl --request POST \  --url https://citrea-mainnet.g.alchemy.com/v2/docs-demo \  --header 'Content-Type: application/json' \  --data '{  "jsonrpc": "2.0",  "id": 1,  "method": "eth_estimateDiffSize",  "params": [    {      "from": "0x0452663bfc46B86aC93d8220D9847cF5220D7642",      "to": "0x5fbdb2315678afecb367f032d93f642f64180aa3",      "value": "10000"    },    "string"  ]}'

200Success

{  "jsonrpc": "2.0",  "id": 1,  "result": {    "gas": "0x5208",    "l1DiffSize": "0x11"  }}

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