> ## Documentation Index
> Fetch the complete documentation index at: https://goldrush.dev/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# trace_filter on Tempo

> Call trace_filter on Tempo via GoldRush JSON-RPC. Returns Parity-style traces matching a filter. Endpoint, parameters, return values, and code examples.

<Card title="0.015 credits per call" icon="coins" />

`trace_filter` on **Tempo**: Returns Parity-style traces matching a filter.

<Note>
  `trace_filter` requires archive depth. See the [debug & trace matrix](/goldrush-json-rpc/debug-trace) for Tempo archive coverage.
</Note>

## Endpoint

```
https://rpc.goldrushdata.com/v1/tempo-mainnet
```

Authenticate with `Authorization: Bearer <GOLDRUSH_API_KEY>`. See [authentication](/goldrush-json-rpc/authentication).

## Parameters

| Name     | Type     | Required | Description                                                         | Example                                                                        |
| -------- | -------- | -------- | ------------------------------------------------------------------- | ------------------------------------------------------------------------------ |
| `filter` | `Object` | yes      | `{fromBlock?, toBlock?, fromAddress?, toAddress?, after?, count?}`. | `{"fromBlock":"0x14a3b8c","toBlock":"latest","fromAddress":["0xd8da6bf2..."]}` |

## Returns

`Array<Object>`: Array of matching trace objects.

```json theme={null}
[{"action":{"from":"0xd8da6bf2...","to":"0x..."},"transactionHash":"0x...","type":"call"}]
```

## Examples

<CodeGroup>
  ```bash curl theme={null}
  curl https://rpc.goldrushdata.com/v1/tempo-mainnet \
    -H "Authorization: Bearer $GOLDRUSH_API_KEY" \
    -H "Content-Type: application/json" \
    -d '{
      "jsonrpc": "2.0",
      "id": 1,
      "method": "trace_filter",
      "params": [{"fromBlock":"0x14a3b8c","toBlock":"latest","fromAddress":["0xd8da6bf2..."]}]
    }'
  ```

  ```typescript ethers v6 theme={null}
  import { ethers } from "ethers";

  const url = "https://rpc.goldrushdata.com/v1/tempo-mainnet";
  const fetchReq = new ethers.FetchRequest(url);
  fetchReq.setHeader("Authorization", `Bearer ${process.env.GOLDRUSH_API_KEY}`);

  const provider = new ethers.JsonRpcProvider(fetchReq);
  const result = await provider.send("trace_filter", [{"fromBlock":"0x14a3b8c","toBlock":"latest","fromAddress":["0xd8da6bf2..."]}]);
  console.log(result);
  ```

  ```typescript viem theme={null}
  import { createPublicClient, http } from "viem";

  const client = createPublicClient({
    transport: http("https://rpc.goldrushdata.com/v1/tempo-mainnet", {
      fetchOptions: {
        headers: {
          Authorization: `Bearer ${process.env.GOLDRUSH_API_KEY}`,
        },
      },
    }),
  });

  const result = await client.request({
    method: "trace_filter",
    params: [{"fromBlock":"0x14a3b8c","toBlock":"latest","fromAddress":["0xd8da6bf2..."]}],
  });
  console.log(result);
  ```

  ```javascript web3.js theme={null}
  import { Web3 } from "web3";

  const provider = new Web3.providers.HttpProvider(
    "https://rpc.goldrushdata.com/v1/tempo-mainnet",
    {
      headers: [
        { name: "Authorization", value: `Bearer ${process.env.GOLDRUSH_API_KEY}` },
      ],
    }
  );
  const web3 = new Web3(provider);

  const result = await web3.currentProvider.request({
    method: "trace_filter",
    params: [{"fromBlock":"0x14a3b8c","toBlock":"latest","fromAddress":["0xd8da6bf2..."]}],
  });
  console.log(result);
  ```

  ```python web3.py theme={null}
  from os import environ
  from web3 import Web3

  w3 = Web3(Web3.HTTPProvider(
      "https://rpc.goldrushdata.com/v1/tempo-mainnet",
      request_kwargs={
          "headers": {
              "Authorization": f"Bearer {environ['GOLDRUSH_API_KEY']}",
          },
      },
  ))
  result = w3.manager.request_blocking("trace_filter", [{"fromBlock":"0x14a3b8c","toBlock":"latest","fromAddress":["0xd8da6bf2..."]}])
  print(result)
  ```
</CodeGroup>

## Errors

Standard JSON-RPC errors: `-32600` invalid request, `-32601` method not found, `-32602` invalid params.

## Related Debug and trace methods on Tempo

* [`debug_traceTransaction` on Tempo](/api-reference/json-rpc/tempo/debug-tracetransaction)
* [`debug_traceCall` on Tempo](/api-reference/json-rpc/tempo/debug-tracecall)
* [`debug_traceBlockByHash` on Tempo](/api-reference/json-rpc/tempo/debug-traceblockbyhash)
* [`debug_traceBlockByNumber` on Tempo](/api-reference/json-rpc/tempo/debug-traceblockbynumber)
* [`trace_transaction` on Tempo](/api-reference/json-rpc/tempo/trace-transaction)

## Also available on

* [`trace_filter` on Ethereum](/api-reference/json-rpc/ethereum/trace-filter)
* [`trace_filter` on Polygon](/api-reference/json-rpc/polygon/trace-filter)
* [`trace_filter` on BNB Smart Chain (BSC)](/api-reference/json-rpc/bsc/trace-filter)
* [`trace_filter` on Arbitrum](/api-reference/json-rpc/arbitrum/trace-filter)
* [`trace_filter` on Base](/api-reference/json-rpc/base/trace-filter)