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List an inbox's threads

GET
/v1/inboxes/{inbox_id}/threads

The inbox's conversations, the one with the latest message first, with a preview of that message. A thread whose last_inbound_at equals its last_message_at awaits a reply. Pass the last id as after to get the next page while has_more is true.

Authorization

bearerAuth
headerAuthorizationBearer <token>

A secret API key from the dashboard: coss_live_… for production environments, coss_test_… for sandbox environments.

Path Parameters

inbox_id*string

The inbox's id.

Query Parameters

limit?integer

1-100, default 20.

Range1 <= value <= 100
after?string

Cursor: the id of the last item of the previous page.

Lengthlength <= 64

Header Parameters

Coss-Version?"2026-10-10"

The API version (a date) to use for this request. Defaults to your organization's version, pinned to the latest one when it first used the API and upgraded from the dashboard. The SDK always sends the version it was built for.

Value in"2026-10-10"

Response Body

A page of threads.

application/json
  1. response
object*"list"
Value in"list"
data*array<>
has_more*boolean
import { Coss } from "coss";const coss = new Coss({  apiKey: process.env.COSS_API_KEY,  baseUrl: "https://api.coss.com",});const { data, error } = await coss.inboxes.threads.list("inbox_01k7c8m4q2f3e9v6t5r1n0p8yz");
{  "object": "list",  "data": [    {      "object": "inbox_thread",      "id": "thread_01k7c8m4r0c2b8w9y3d5f6g7h8",      "inbox_id": "inbox_01k7c8m4q2f3e9v6t5r1n0p8yz",      "subject": "My order arrived damaged",      "participants": [        "jane@example.com"      ],      "message_count": 2,      "preview": "Sorry about that, Jane! A new one is on its way.",      "last_message_at": "2026-10-10T12:01:00.000Z",      "last_inbound_at": "2026-10-10T12:00:00.000Z",      "created_at": "2026-10-10T12:00:00.000Z"    }  ],  "has_more": false}