curl --location --request GET 'https://api.openai.com/v1/organization/usage/completions?start_time=&limit=&api_key_ids&batch&bucket_width=1d&end_time&group_by&models&page&project_ids&user_ids' \
--header 'Authorization: Bearer <token>'{
    "object": "page",
    "data": [
        {
            "object": "bucket",
            "start_time": 1730419200,
            "end_time": 1730505600,
            "results": [
                {
                    "object": "organization.usage.completions.result",
                    "input_tokens": 1000,
                    "output_tokens": 500,
                    "input_cached_tokens": 800,
                    "num_model_requests": 5,
                    "project_id": null,
                    "user_id": null,
                    "api_key_id": null,
                    "model": null,
                    "batch": null
                }
            ]
        }
    ],
    "has_more": true,
    "next_page": "AAAAAGdGxdEiJdKOAAAAAGcqsYA="
}