# POST /v1/memory

> Tell Bash a fact once, for example 'prefers window seats', for one user (user_id) or the company's own Bash.

In [Memory API](https://vestra.ai/developers/reference/api/memory.md): What Bash remembers about each user: read it, search it, add to it, forget it.

Send `Authorization: Bearer vk_test_...` on every call.

Tell Bash a fact once, for example 'prefers window seats', for one user (user_id) or the company's own Bash.

Your API key, scope `runtime` or `all`. On the card: [`memory`](https://vestra.ai/developers/memory.md). Every call here is a checked sample.

## Request

Headers:

- `Idempotency-Key` (`string`): Send the same key to retry this call safely for 24 hours.

Body:

- `user_id` (`string`): Whose memory, by your id for them. Absent: your company's own Bash's. Example: `traveller-42`.
- `text` (`string`, required): The fact, in plain words: at most 1,000 characters. Limits: 1 to 1000 characters. Example: `Prefers a window seat.`.
- `kind` (`"identity" | "relationship" | "commitment" | "preference" | "project_state" | "other"`): What kind of fact it is: who they are (identity), who they know (relationship), what they promised (commitment), what they like (preference), where a piece of work stands (project_state), or other. Default: `other`.

## Answers 201

- `id` (`string`): The memory (mem_...).
- `text` (`string`): What Bash remembers, in plain words. Example: `Prefers a window seat.`.
- `kind` (`string`): What kind of fact it is, such as preference or identity.
- `source` (`string`): How Bash learned it: user_direct (you or your user said so), tool_observed (seen in an app), upload, screen, or agent_inferred (worked out from the conversation).
- `observed_at` (`string`): When Bash learned it, as an ISO 8601 time.

## Code

**TypeScript**

```ts
await vestra.user('traveller-42').memory.add('Prefers a window seat.');
```

**Python**

```python
vestra.user("traveller-42").memory.add("Prefers a window seat.")
```

**CLI**

```bash
vestra memory add "Prefers a window seat." --user traveller-42
```

**HTTP**

```bash
# Add a fact. Tell Bash something once, and it remembers it.
curl "$VESTRA_BASE_URL/v1/memory" \
  -H "Authorization: Bearer $VESTRA_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{ "user_id": "traveller-42", "text": "Prefers a window seat, and never a red-eye." }'

# Search what Bash remembers. Ask a question in plain words.
curl "$VESTRA_BASE_URL/v1/memory/search?user_id=traveller-42&q=Which%20seat%20does%20she%20like" \
  -H "Authorization: Bearer $VESTRA_API_KEY"

# List and forget memories. Read the profile and every memory, newest first. Then forget one, or everything.
curl "$VESTRA_BASE_URL/v1/memory?user_id=traveller-42" \
  -H "Authorization: Bearer $VESTRA_API_KEY"

curl -X DELETE "$VESTRA_BASE_URL/v1/memory/mem_4ka?user_id=traveller-42" \
  -H "Authorization: Bearer $VESTRA_API_KEY"

curl -X DELETE "$VESTRA_BASE_URL/v1/memory?user_id=traveller-42" \
  -H "Authorization: Bearer $VESTRA_API_KEY"
```

**MCP**

```json
{
  "method": "tools/call",
  "params": {
    "name": "memory_search",
    "arguments": { "user": "traveller-42", "q": "Which seat does she like?" }
  }
}
```