---
title: "Broadcast signed Cronos transaction"
method: POST
path: "/v3/cronos/broadcast"
tags: ["Cronos - Tatum API"]
---

# Broadcast signed Cronos transaction

`POST /v3/cronos/broadcast`

/v3/cronos/broadcast

**2 credits per API call**

Broadcast signed transaction to Cronos blockchain.

## Request body

- BroadcastWithoutKMS
  - `txData` string, required — Raw signed transaction to be published to network.

## Response `200`

OK

- TransactionHash
  - `txId` string, required — The hash (ID) of the transaction

## Other responses

- `400` — Bad Request
- `401` — Unauthorized. Not valid or inactive subscription key present in the HTTP Header.
- `403` — Forbidden. The request is authenticated, but it is not possible to required perform operation due to logical error or invalid permissions.
- `500` — Internal server error. There was an error on the server during the processing of the request.

---

[API](https://skmtc.net/tatum/apis/blockchain-data.md) · [All operations](https://skmtc.net/tatum/apis/blockchain-data/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/tatum/blockchain-data/revisions/8622ee4b8fae/schema)