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Authentication

All API requests require an API key passed via the Authorization header.

Obtaining an API Key

  1. Navigate to a project in the MemoryLake console
  2. Go to the API Keys tab
  3. Click “Create API Key”
  4. Copy the generated secret (format: sk_xxxxxx)
The API key secret is shown only once at creation. Store it securely — it cannot be retrieved again.

Using API Keys

Include the API key in the Authorization header:

Example Request

Response

Error Responses

401 Unauthorized

Returned when the API key is missing or invalid:
Solutions:
  • Verify API key is included in Authorization header
  • Check header format: Bearer YOUR_KEY
  • Ensure key hasn’t been deleted
  • Generate new key if lost

403 Forbidden

Returned when authentication is valid but the API key lacks sufficient permissions:
Solutions:
  • Verify project ID is correct
  • Check API key is for the correct project
  • Ensure resource exists

Security Best Practices

  • Store API keys in environment variables
  • Never commit keys to version control
  • Use secrets management services
  • Rotate keys periodically
  • Create separate keys per environment
  • Use descriptive names for keys
  • Delete unused keys promptly
  • Monitor key usage
  • Always use HTTPS
  • Don’t log API keys
  • Implement request timeouts
  • Handle errors gracefully

Next Steps

Core Memory Operations

Start with the core APIs

Error Handling

Handle API errors