---
title: "Publish message"
method: POST
path: "/v2/farcaster/message/"
tags: ["Signer"]
---

# Publish message

`POST /v2/farcaster/message/`

Publish a message to farcaster. The message must be signed by a signer managed by the developer. Use the @farcaster/core library to construct and sign the message. Use the Message.toJSON method on the signed message and pass the JSON in the body of this POST request.

## Request body

- PublishMessageReqBody

## Response `200`

Success

- PublishMessageResponse

## Other responses

- `400` — Bad Request
- `500` — Server Error

---

[API](https://skmtc.dev/neynar/apis/neynar-api.md) · [All operations](https://skmtc.dev/neynar/apis/neynar-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/neynar/neynar-api/revisions/dbb91bfb0d1a/schema)