---
title: "GET /v2/discussions/{discussion_id}"
method: GET
path: "/v2/discussions/{discussion_id}"
tags: ["discussions"]
---

# GET /v2/discussions/{discussion_id}

`GET /v2/discussions/{discussion_id}`

Returns metadata of a discussion

## Path parameters

- `discussion_id` string, required

## Response `200`

Discussion found

- Discussion
  - `attachment_count` integer
  - `date_insert` string, date-time
  - `date_update` string, date-time
  - `discussion_id` string
  - `importance_level` integer
  - `participants` Participant[]
    - `address` string, required
    - `contact_ids` string[]
    - `label` string
    - `protocol` string, required
    - `type` 'To' | 'Cc' | 'Bcc' | 'From' | 'Reply-To' | 'Sender', required
  - `tags` string[]
  - `excerpt` string
  - `subject` string
  - `protocol` string
  - `total_count` integer
  - `unread_count` integer
  - `aliases` string[]
  - `last_message_id` string
  - `last_message_date` string, date-time
  - `last_message_subject` string

## Other responses

- `401` — Unauthorized access
- `404` — Discussion not found

## Changes

- **2019-04-16** `c799cb0757d8` — 2 warning
  - deleted the `header` request parameter `X-Caliopen-IL`
  - deleted the `header` request parameter `X-Caliopen-PI`
- **2019-04-15** `4eea567e9044` — 1 info
  - endpoint added
- **2018-04-25** `55efa6cbf8cf` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/caliopen/apis/caliopen-http-rest-api/changes/v2/discussions/:discussion_id/get.md)

---

[API](https://skmtc.dev/caliopen/apis/caliopen-http-rest-api.md) · [All operations](https://skmtc.dev/caliopen/apis/caliopen-http-rest-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/caliopen/caliopen-http-rest-api/revisions/f32b5d08284d/schema)