Claude Platform Docs

Delete a memory

client.beta.memoryStores.memories.delete(memoryID, params, options?): BetaManagedAgentsDeletedMemory
DELETE/v1/memory_stores/{memory_store_id}/memories/{memory_id}

Delete a memory

Parameters
memoryID: string
params: MemoryDeleteParams { memory_store_id, expected_content_sha256, betas }
memory_store_id: string

Path param: Path parameter memory_store_id

expected_content_sha256?: string

Query param: Query parameter for expected_content_sha256

betas?: Array<AnthropicBeta>

Header param: Optional header to specify the beta version(s) you want to use.

One of the following:
(string & {})
"message-batches-2024-09-24" | "prompt-caching-2024-07-31" | "computer-use-2024-10-22" | 41 more
"message-batches-2024-09-24"
"prompt-caching-2024-07-31"
"computer-use-2024-10-22"
"computer-use-2025-01-24"
"pdfs-2024-09-25"
"token-counting-2024-11-01"
"token-efficient-tools-2025-02-19"
"output-128k-2025-02-19"
"files-api-2025-04-14"
"mcp-client-2025-04-04"
"mcp-client-2025-11-20"
"dev-full-thinking-2025-05-14"
"interleaved-thinking-2025-05-14"
"code-execution-2025-05-22"
"extended-cache-ttl-2025-04-11"
"context-1m-2025-08-07"
"context-management-2025-06-27"
"model-context-window-exceeded-2025-08-26"
"skills-2025-10-02"
"fast-mode-2026-02-01"
"output-300k-2026-03-24"
"user-profiles-2026-03-24"
"user-profiles-2026-08-18"
"advisor-tool-2026-03-01"
"managed-agents-2026-04-01"
"cache-diagnosis-2026-04-07"
"dreaming-2026-04-21"
"thinking-token-count-2026-05-13"
"server-side-fallback-2026-06-01"
"server-side-fallback-2026-07-01"
"fallback-credit-2026-06-01"
"fallback-credit-2026-07-01"
"agent-memory-2026-07-22"
"mid-conversation-tool-changes-2026-07-01"
"compact-2026-01-12"
"computer-use-2025-11-24"
"mcp-tunnels-2026-06-22"
"structured-outputs-2025-11-13"
"task-budgets-2026-03-13"
"thinking-display-updates-2026-08-18"
"ce-user-management-2026-07-13"
"mid-conversation-output-config-2026-07-01"
"thinking-binding-controls-2026-08-01"
"mid-conversation-system-clear-at-2026-08-21"
Returns
BetaManagedAgentsDeletedMemory { id, type }

Tombstone returned by Delete a memory. Deleting a memory does not erase its version history: its versions remain listable via List memory versions while they are retained (each version is kept for at least the version retention period after it was written, unless the store itself is deleted).

id: string

ID of the deleted memory (a mem_... value).

type: "memory_deleted"
Delete a memory
import Anthropic from "@anthropic-ai/sdk";

const client = new Anthropic({
  apiKey: process.env["ANTHROPIC_API_KEY"] // This is the default and can be omitted
});

const betaManagedAgentsDeletedMemory = await client.beta.memoryStores.memories.delete(
  "memory_id",
  { memory_store_id: "memory_store_id" }
);

console.log(betaManagedAgentsDeletedMemory.id);
Returns Examples
Response 200
{
  "id": "id",
  "type": "memory_deleted"
}