---
title: "Clear all observations"
method: DELETE
path: "/v1/default/banks/{bank_id}/observations"
tags: ["Banks"]
---

# Clear all observations

`DELETE /v1/default/banks/{bank_id}/observations`

## Request

- Base URL: `https://hindsight.vectorize.io` (the document declares no server; this is the origin it was published from)
- URL: `https://hindsight.vectorize.io/v1/default/banks/{bank_id}/observations`
- Auth: none declared
- TypeScript: <https://skmtc.dev/vectorize/apis/hindsight-http-api/docs/v1/default/banks/:bank_id/observations/delete.ts> (a function with typed inputs; its response is checked against the schema)

Delete all observations for a memory bank. This is useful for resetting the consolidated knowledge.

## Path parameters

- `bank_id` string, required

## Headers

- `authorization` string, nullable

## Response `200`

Successful Response

- DeleteResponse: Response model for delete operations.
  - `success` boolean, required
  - `message` string, nullable
  - `deleted_count` integer, nullable

## Other responses

- `422`: Validation Error

## Changes

- **2026-10-04** `4fda98b75f63`: 1 warning
  - removed the optional property `detail/items/url` from the response with the `422` status
- **2026-05-15** `0d08f271b9db`: 3 info
  - added the optional property `detail/items/ctx` to the response with the `422` status
  - added the optional property `detail/items/input` to the response with the `422` status
  - added the optional property `detail/items/url` to the response with the `422` status

[Operation history](https://skmtc.dev/vectorize/apis/hindsight-http-api/changes/v1/default/banks/:bank_id/observations/delete.md)

---

[API](https://skmtc.dev/vectorize/apis/hindsight-http-api.md) - [All operations](https://skmtc.dev/vectorize/apis/hindsight-http-api/llms.txt) - [OpenAPI document](https://skmtc.dev/vectorize/apis/hindsight-http-api/revisions/45e711cd0897?raw)