API Reference

Post a cast

post
https://api.neynar.com/v2/farcaster/cast

Posts a cast or cast reply. Works with mentions and embeds.
(In order to post a cast signer_uuid must be approved)

📘

Easiest way to start is to clone our repo that has sign in w/ Farcaster and writes. Ensure you're using a signer_uuid that was made with the same API key.

Body Params
string
required

UUID of the signer.
signer_uuid is paired with API key, can't use a uuid made with a different API key.

string
embeds
array of objects
length ≤ 2
embeds
string

parent_url of the channel the cast is in, or hash of the cast

string

Channel ID of the channel where the cast is to be posted. e.g. neynar, farcaster, warpcast

string

An Idempotency key is a unique identifier for the request.
Note:

  1. This is used to prevent duplicate requests. Use the same idem key on retry attempts.
  2. This should be a unique identifier for each request.
  3. Recommended format is a 16-character string generated by the developer at the time of making this request.
int32

The unique identifier of a farcaster user (unsigned integer)

Responses

Updated over 1 year ago

Language
Credentials
Header
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Response
Click Try It! to start a request and see the response here! Or choose an example:
application/json

Updated over 1 year ago