Get History

Get conversation history for a session.

Returns messages in chronological order (oldest first).

Args: request: FastAPI request with tenant context session_id: Session identifier limit: Maximum messages to return (default: 50, max: 200) offset: Pagination offset (default: 0)

Returns: GetHistoryResponse with message history

Raises: NotFoundError: If session not found

Example: bash curl -X GET "http://localhost:8000/v1/agents/sessions/ses_abc123/history?limit=20&offset=0" \ -H "Authorization: Bearer {api_key}" \ -H "X-Namespace: {namespace_id}"