curl -X POST 'https://api.anthropic.com/v1/memory_stores/memory-store-id?beta=true' \
  -H "x-api-key: $ANTHROPIC_API_KEY" \
  -H 'anthropic-version: 2023-06-01' \
  -H 'Content-Type: application/json' \
  -d '{}'

# POST /v1/memory_stores/{memory_store_id}?beta=true (Claude API)
Base URL: https://api.anthropic.com
Auth: x-api-key; Anthropic API key; required.
Status: Beta.
Request formats: application/json.
Last verified: 2026-10-20

> Update a memory store

## Critical Gotchas
* Authentication uses the `x-api-key` header and requests also require an `anthropic-version` header.
* The official OpenAPI URL is discovered from the SDK repository manifest and must remain under Anthropic's trusted Stainless storage prefix.

## cURL
curl -X POST 'https://api.anthropic.com/v1/memory_stores/memory-store-id?beta=true' \
  -H "x-api-key: $ANTHROPIC_API_KEY" \
  -H 'anthropic-version: 2023-06-01' \
  -H 'Content-Type: application/json' \
  -d '{}'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| memory_store_id | path | string | Yes | Path parameter memory_store_id |
| name | body | string | No | New human-readable name for the store. 1–255 characters; no control character... |
| description | body | string | No | New description for the store, up to 1024 characters. Pass an empty string to... |
| metadata | body | object | No | Metadata patch. Set a key to a string to upsert it, or to null to delete it.... |

## Response example
{"type":"memory_store","id":"string"}

---
Need an API key? Get one at https://console.anthropic.com/settings/keys

POST

POST /v1/memory_stores/{memory_store_id}?beta=true — Claude API

Beta

Anthropic API key (required); https://api.anthropic.com

Claude API

Update a memory store

Base URL: https://api.anthropic.com
Auth: x-api-key: <ANTHROPIC_API_KEY>
Last verified: 2026-10-20 · upstream hash matched

Actions Try in browser→

Agents: curl -H "Accept: text/markdown" this URL
→ 270 tokens · Vary: Accept

Critical gotchas

Authentication uses the x-api-key header and requests also require an anthropic-version header.

The official OpenAPI URL is discovered from the SDK repository manifest and must remain under Anthropic's trusted Stainless storage prefix.

cURL

curl -X POST 'https://api.anthropic.com/v1/memory_stores/memory-store-id?beta=true' \  -H "x-api-key: $ANTHROPIC_API_KEY" \  -H 'anthropic-version: 2023-06-01' \  -H 'Content-Type: application/json' \  -d '{}'

Parameters

Name	In	Type	Required	Description
memory_store_id	path	string	Yes	Path parameter memory_store_id
name	body	string	No	New human-readable name for the store. 1–255 characters; no control characters. Renaming changes the slug used for the store's `mount_path` in sessions created after the update.
description	body	string	No	New description for the store, up to 1024 characters. Pass an empty string to clear it.
metadata	body	object	No	Metadata patch. Set a key to a string to upsert it, or to null to delete it. Omit the field to preserve. The stored bag is limited to 16 keys (up to 64 chars each) with values up to 512 chars.

Response 200 OK

{
  "type": "memory_store",
  "id": "string",
  "name": "string",
  "description": "string",
  "created_at": "2026-09-03T00:00:00Z",
  "updated_at": "2026-09-03T00:00:00Z",
  "metadata": {},
  "archived_at": "2026-09-03T00:00:00Z"
}

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