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GET

Path Parameters

string
required
The thread ID. Format: thread_<uuid>. Obtain this from the thread_id field in any message or from List threads.

Query Parameters

number
default:"50"
Maximum number of messages to return. Range: 1–1000.
string
default:"asc"
Sort order by created_at. One of: asc (oldest first, default for reading a conversation) or desc (newest first).

Response

object[]
Array of message objects in the thread, ordered by created_at. Each object is the full message shape — same as returned by Get message.
Last modified on March 19, 2026