fleet-memory/hindsight-docs/docs/developer/api/operations.md
2026-01-08 17:41:51 +01:00

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Operations

Background tasks that Hindsight executes asynchronously.

:::tip Prerequisites Make sure you've completed the Quick Start and understand how retain works. :::

How Operations Work

Hindsight processes several types of tasks in the background to maintain memory quality and consistency. These operations run automatically—you don't need to trigger them manually.

By default, all background operations are executed in-process within the API service.

:::note Kafka Integration Support for external streaming platforms like Kafka for scale-out processing is planned but not available out of the box in the current release. :::

Operation Types

Operation Trigger Description
batch_retain retain_batch with async=True Processes large content batches in the background
form_opinion After each reflect call Extracts and stores new opinions formed during reflection
reinforce_opinion After retain Updates opinion confidence based on new supporting evidence
access_count_update After recall Tracks which memories are accessed for relevance scoring
regenerate_observations Bank profile update Regenerates entity observations when disposition changes

Async Retain Example

When retaining large batches of memories, use async=true to process in the background. The response includes an operation_id that you can use to poll for completion.

1. Submit async retain request

curl -X POST "http://localhost:8000/v1/default/banks/my-bank/memories" \
  -H "Content-Type: application/json" \
  -d '{
    "items": [
      {"content": "Alice joined Google in 2023"},
      {"content": "Bob prefers Python over JavaScript"}
    ],
    "async": true
  }'

Response:

{
  "success": true,
  "bank_id": "my-bank",
  "items_count": 2,
  "async": true,
  "operation_id": "550e8400-e29b-41d4-a716-446655440000"
}

2. Poll for operation status

curl "http://localhost:8000/v1/default/banks/my-bank/operations"

Response:

{
  "bank_id": "my-bank",
  "operations": [
    {
      "id": "550e8400-e29b-41d4-a716-446655440000",
      "task_type": "retain",
      "items_count": 2,
      "document_id": null,
      "created_at": "2024-01-15T10:30:00Z",
      "status": "completed",
      "error_message": null
    }
  ]
}

Operation Status Values

Status Description
pending Operation is queued and waiting to be processed
completed Operation finished successfully
failed Operation failed (check error_message for details)

Next Steps