debug_traceCall RPC Method

This RPC method is included in the Free Trial with limited usage. Upgrade your plan to get full access and higher limits. Learn more on our pricing page.

Parameters

object

object

REQUIRED

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from

string

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to

string

REQUIRED

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gas

string

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maxFeePerGas

string

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maxPriorityFeePerGas

string

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value

string

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input

string

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data

string

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nonce

string

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chainId

string

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accessList

array

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blockReference

string

REQUIRED

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object

object

REQUIRED

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tracer

string

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callTracer

string

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prestateTracer

string

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tracerConfig

object

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onlyTopCall

boolean

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timeout

string

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Returns

type

string

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from

string

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to

string

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value

string

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gas

string

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gasUsed

string

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input

string

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output

string

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error

string

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revertReason

string

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Request

1
curl -X POST "https://docs-demo.monad-mainnet.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "debug_traceCall",
6
  "params": [
7
    {
8
      "from": "0x0000000000000000000000000000000000000000",
9
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
10
      "data": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
11
    },
12
    "latest",
13
    {
14
      "tracer": "callTracer"
15
    }
16
  ],
17
  "id": 1
18
}'

1
curl -X POST "https://docs-demo.monad-mainnet.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "debug_traceCall",
6
  "params": [
7
    {
8
      "from": "0x0000000000000000000000000000000000000000",
9
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
10
      "data": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
11
    },
12
    "latest",
13
    {
14
      "tracer": "callTracer"
15
    }
16
  ],
17
  "id": 1
18
}'

1
import { ethers } from "ethers";
2

3
async function main() {
4
    const provider = new ethers.JsonRpcProvider("https://docs-demo.monad-mainnet.quiknode.pro/");
5
    const response = await provider.send("debug_traceCall", [
6
    {
7
        "from": "0x0000000000000000000000000000000000000000",
8
        "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
9
        "data": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
10
    },
11
    "latest",
12
    {
13
        "tracer": "callTracer"
14
    }
15
]);
16
    console.log(response);
17
}
18

19
main();

1
import { ethers } from "ethers";
2

3
async function main() {
4
    const provider = new ethers.JsonRpcProvider("https://docs-demo.monad-mainnet.quiknode.pro/");
5
    const response = await provider.send("debug_traceCall", [
6
    {
7
        "from": "0x0000000000000000000000000000000000000000",
8
        "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
9
        "data": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
10
    },
11
    "latest",
12
    {
13
        "tracer": "callTracer"
14
    }
15
]);
16
    console.log(response);
17
}
18

19
main();

1
from web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.monad-mainnet.quiknode.pro/'))
3
response = w3.provider.make_request("debug_traceCall", [{"from":"0x0000000000000000000000000000000000000000","to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"},"latest",{"tracer":"callTracer"}])
4
print(response)

1
from web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.monad-mainnet.quiknode.pro/'))
3
response = w3.provider.make_request("debug_traceCall", [{"from":"0x0000000000000000000000000000000000000000","to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"},"latest",{"tracer":"callTracer"}])
4
print(response)

1
import { createPublicClient, http } from 'viem'
2

3
async function main() {
4
    const client = createPublicClient({
5
        transport: http('https://docs-demo.monad-mainnet.quiknode.pro/')
6
    })
7

8
    const result = await client.request({
9
        method: 'debug_traceCall',
10
        params: [
11
          {
12
            "from": "0x0000000000000000000000000000000000000000",
13
            "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
14
            "data": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
15
          },
16
          "latest",
17
          {
18
            "tracer": "callTracer"
19
          }
20
        ]
21
    })
22

23
    console.log(result)
24
}
25

26
main()

1
import { createPublicClient, http } from 'viem'
2

3
async function main() {
4
    const client = createPublicClient({
5
        transport: http('https://docs-demo.monad-mainnet.quiknode.pro/')
6
    })
7

8
    const result = await client.request({
9
        method: 'debug_traceCall',
10
        params: [
11
          {
12
            "from": "0x0000000000000000000000000000000000000000",
13
            "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
14
            "data": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
15
          },
16
          "latest",
17
          {
18
            "tracer": "callTracer"
19
          }
20
        ]
21
    })
22

23
    console.log(result)
24
}
25

26
main()

1
import { QuicknodeSdk } from '@quicknode/sdk'
2

3
const qn = new QuicknodeSdk({})
4

5
const result = await qn.rpc.call(
6
  'debug_traceCall',
7
  [
8
  {
9
    "from": "0x0000000000000000000000000000000000000000",
10
    "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
11
    "data": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
12
  },
13
  "latest",
14
  {
15
    "tracer": "callTracer"
16
  }
17
],
18
  undefined,
19
  'https://docs-demo.monad-mainnet.quiknode.pro/'
20
)
21

22
console.log(result)

1
import { QuicknodeSdk } from '@quicknode/sdk'
2

3
const qn = new QuicknodeSdk({})
4

5
const result = await qn.rpc.call(
6
  'debug_traceCall',
7
  [
8
  {
9
    "from": "0x0000000000000000000000000000000000000000",
10
    "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
11
    "data": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
12
  },
13
  "latest",
14
  {
15
    "tracer": "callTracer"
16
  }
17
],
18
  undefined,
19
  'https://docs-demo.monad-mainnet.quiknode.pro/'
20
)
21

22
console.log(result)

1
import asyncio
2
from quicknode_sdk import QuicknodeSdk, SdkFullConfig
3

4
async def main():
5
    qn = QuicknodeSdk(SdkFullConfig(api_key=None))
6
    result = await qn.rpc.call(
7
        "debug_traceCall",
8
        [
9
            {
10
                "from": "0x0000000000000000000000000000000000000000",
11
                "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
12
                "data": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
13
            },
14
            "latest",
15
            {
16
                "tracer": "callTracer"
17
            }
18
        ],
19
        endpoint_url="https://docs-demo.monad-mainnet.quiknode.pro/",
20
    )
21
    print(result)
22

23
asyncio.run(main())

1
import asyncio
2
from quicknode_sdk import QuicknodeSdk, SdkFullConfig
3

4
async def main():
5
    qn = QuicknodeSdk(SdkFullConfig(api_key=None))
6
    result = await qn.rpc.call(
7
        "debug_traceCall",
8
        [
9
            {
10
                "from": "0x0000000000000000000000000000000000000000",
11
                "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
12
                "data": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
13
            },
14
            "latest",
15
            {
16
                "tracer": "callTracer"
17
            }
18
        ],
19
        endpoint_url="https://docs-demo.monad-mainnet.quiknode.pro/",
20
    )
21
    print(result)
22

23
asyncio.run(main())

1
require "quicknode_sdk"
2

3
qn = QuicknodeSdk::SDK.from_config(api_key: nil)
4

5
result = qn.rpc.call(
6
  method: "debug_traceCall",
7
  params: [
8
    {
9
      "from" => "0x0000000000000000000000000000000000000000",
10
      "to" => "0x6b175474e89094c44da98b954eedeac495271d0f",
11
      "data" => "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
12
    },
13
    "latest",
14
    {
15
      "tracer" => "callTracer"
16
    }
17
  ],
18
  endpoint_url: "https://docs-demo.monad-mainnet.quiknode.pro/"
19
)
20

21
puts result

1
require "quicknode_sdk"
2

3
qn = QuicknodeSdk::SDK.from_config(api_key: nil)
4

5
result = qn.rpc.call(
6
  method: "debug_traceCall",
7
  params: [
8
    {
9
      "from" => "0x0000000000000000000000000000000000000000",
10
      "to" => "0x6b175474e89094c44da98b954eedeac495271d0f",
11
      "data" => "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
12
    },
13
    "latest",
14
    {
15
      "tracer" => "callTracer"
16
    }
17
  ],
18
  endpoint_url: "https://docs-demo.monad-mainnet.quiknode.pro/"
19
)
20

21
puts result

1
use quicknode_sdk::{QuicknodeSdk, SdkFullConfig};
2

3
#[tokio::main]
4
async fn main() -> Result<(), Box<dyn std::error::Error>> {
5
    let qn = QuicknodeSdk::new(&SdkFullConfig::keyless())?;
6
    let result = qn
7
        .rpc
8
        .call(
9
            "debug_traceCall",
10
            Some(serde_json::json!([
11
    {
12
        "from": "0x0000000000000000000000000000000000000000",
13
        "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
14
        "data": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
15
    },
16
    "latest",
17
    {
18
        "tracer": "callTracer"
19
    }
20
])),
21
            None,
22
            Some("https://docs-demo.monad-mainnet.quiknode.pro/".into()),
23
        )
24
        .await?;
25

26
    println!("{result}");
27
    Ok(())
28
}

1
use quicknode_sdk::{QuicknodeSdk, SdkFullConfig};
2

3
#[tokio::main]
4
async fn main() -> Result<(), Box<dyn std::error::Error>> {
5
    let qn = QuicknodeSdk::new(&SdkFullConfig::keyless())?;
6
    let result = qn
7
        .rpc
8
        .call(
9
            "debug_traceCall",
10
            Some(serde_json::json!([
11
    {
12
        "from": "0x0000000000000000000000000000000000000000",
13
        "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
14
        "data": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
15
    },
16
    "latest",
17
    {
18
        "tracer": "callTracer"
19
    }
20
])),
21
            None,
22
            Some("https://docs-demo.monad-mainnet.quiknode.pro/".into()),
23
        )
24
        .await?;
25

26
    println!("{result}");
27
    Ok(())
28
}

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'debug_traceCall',
4
    params: [{"from":"0x0000000000000000000000000000000000000000","to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"},"latest",{"tracer":"callTracer"}],
5
    id: 1
6
}
7

8
async function main() {
9
    const response = await fetch('https://docs-demo.monad-mainnet.quiknode.pro/', {
10
        method: 'POST',
11
        headers: {'Content-Type': 'application/json'},
12
        body: JSON.stringify(body)
13
    })
14
    const data = await response.json()
15
    console.log(data)
16
}
17

18
main()

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'debug_traceCall',
4
    params: [{"from":"0x0000000000000000000000000000000000000000","to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"},"latest",{"tracer":"callTracer"}],
5
    id: 1
6
}
7

8
async function main() {
9
    const response = await fetch('https://docs-demo.monad-mainnet.quiknode.pro/', {
10
        method: 'POST',
11
        headers: {'Content-Type': 'application/json'},
12
        body: JSON.stringify(body)
13
    })
14
    const data = await response.json()
15
    console.log(data)
16
}
17

18
main()

1
import requests
2
import json
3

4
url = "https://docs-demo.monad-mainnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "debug_traceCall",
9
  "params": [
10
    {
11
      "from": "0x0000000000000000000000000000000000000000",
12
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
13
      "data": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
14
    },
15
    "latest",
16
    {
17
      "tracer": "callTracer"
18
    }
19
  ],
20
  "id": 1
21
})
22
headers = {
23
  'Content-Type': 'application/json'
24
}
25

26
response = requests.request("POST", url, headers=headers, data=payload)
27

28
print(response.text)

1
import requests
2
import json
3

4
url = "https://docs-demo.monad-mainnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "debug_traceCall",
9
  "params": [
10
    {
11
      "from": "0x0000000000000000000000000000000000000000",
12
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
13
      "data": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
14
    },
15
    "latest",
16
    {
17
      "tracer": "callTracer"
18
    }
19
  ],
20
  "id": 1
21
})
22
headers = {
23
  'Content-Type': 'application/json'
24
}
25

26
response = requests.request("POST", url, headers=headers, data=payload)
27

28
print(response.text)

1
require "uri"
2
require "json"
3
require "net/http"
4

5
uri = URI("https://docs-demo.monad-mainnet.quiknode.pro/")
6

7
payload = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "debug_traceCall",
11
  params: [{"from":"0x0000000000000000000000000000000000000000","to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"},"latest",{"tracer":"callTracer"}]
12
}
13

14
request = Net::HTTP::Post.new(uri)
15
request["Content-Type"] = "application/json"
16
request.body = JSON.generate(payload)
17

18
response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
19
  http.request(request)
20
end
21

22
puts response.body

1
require "uri"
2
require "json"
3
require "net/http"
4

5
uri = URI("https://docs-demo.monad-mainnet.quiknode.pro/")
6

7
payload = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "debug_traceCall",
11
  params: [{"from":"0x0000000000000000000000000000000000000000","to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"},"latest",{"tracer":"callTracer"}]
12
}
13

14
request = Net::HTTP::Post.new(uri)
15
request["Content-Type"] = "application/json"
16
request.body = JSON.generate(payload)
17

18
response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
19
  http.request(request)
20
end
21

22
puts response.body

Response

1
{
2
  "jsonrpc": "2.0",
3
  "result": {
4
    "type": "CALL",
5
    "from": "0x0000000000000000000000000000000000000000",
6
    "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
7
    "value": "0x0",
8
    "gas": "0x7b98a0",
9
    "gasUsed": "0x7b98a0",
10
    "input": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
11
  },
12
  "id": 1
13
}

1
{
2
  "jsonrpc": "2.0",
3
  "result": {
4
    "type": "CALL",
5
    "from": "0x0000000000000000000000000000000000000000",
6
    "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
7
    "value": "0x0",
8
    "gas": "0x7b98a0",
9
    "gasUsed": "0x7b98a0",
10
    "input": "0x70a082310000000000000000000000006e0d01a76c3cf4288372a29124a26d4353ee51be"
11
  },
12
  "id": 1
13
}

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