---
title: "Save Keepsake"
method: POST
path: "/letters/{letter_id}/keepsake"
tags: ["letters"]
---

# Save Keepsake

`POST /letters/{letter_id}/keepsake`

## Request

- Base URL: `https://api.projectindi.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.projectindi.com/letters/{letter_id}/keepsake`
- Auth: none declared

Save the letter as a keepsake. Idempotent on (user, letter).

## Path parameters

- `letter_id` string, required

## Response `200`

Successful Response

- KeepsakeSavedResponse
  - `saved` boolean, required

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/projectindi/apis/indi-agent-api-first-principles.md) - [All operations](https://skmtc.dev/projectindi/apis/indi-agent-api-first-principles/llms.txt) - [OpenAPI document](https://skmtc.dev/projectindi/apis/indi-agent-api-first-principles/revisions/25a7813e21fd?raw)