---
title: "List external transactions linked to a transaction"
method: GET
path: "/{chain_id}/api/v2/transactions/{transaction_hash_param}/external-transactions"
tags: ["transactions"]
---

# List external transactions linked to a transaction

`GET /{chain_id}/api/v2/transactions/{transaction_hash_param}/external-transactions`

Retrieves external transactions that are linked to the specified transaction (e.g., Solana transactions in `neon` chain type).

## Path parameters

- `transaction_hash_param` string, required
- `chain_id` string, required

## Response `200`

Linked external transactions.

- string[]

## Other responses

- `404` — Not Found
- `422` — Unprocessable Entity

---

[API](https://skmtc.dev/blockscout/apis/blockscout-pro-api.md) · [All operations](https://skmtc.dev/blockscout/apis/blockscout-pro-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/blockscout/blockscout-pro-api/revisions/59ac5466233b/schema)