---
title: "Get Cache Performance"
method: GET
path: "/v1/analytics/retrievers/{retriever_id}/cache-performance"
tags: ["Analytics", "Analytics - Retrievers"]
---

# Get Cache Performance

`GET /v1/analytics/retrievers/{retriever_id}/cache-performance`

Get cache performance metrics.

Analyzes cache effectiveness including:
- Hit/miss rates
- Latency comparison (cache vs full search)
- Hourly cache performance trends

**Use Cases:**
- Evaluate cache effectiveness
- Optimize cache TTL settings
- Monitor cache performance
- Identify cache warming opportunities

**Example:**
```bash
curl -X GET "https://api.mixpeek.com/v1/analytics/retrievers/ret_abc123/cache-performance?hours=168" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "X-Namespace: your-namespace"
```

## Path parameters

- `retriever_id` string, required

## Query parameters

- `hours` integer — Hours of history

## Response `200`

Successful Response

- CachePerformanceResponse — Cache performance metrics.
  - `retriever_id` string, required — Retriever identifier
  - `time_range` ApiAnalyticsModelsTimeRange, required — Time range for analytics queries.
    - `start` string, date-time, required — Start time (UTC)
    - `end` string, date-time, required — End time (UTC)
  - `cache_hit_rate` number, required — Overall cache hit rate
  - `total_cache_hits` integer, required — Total cache hits
  - `total_cache_misses` integer, required — Total cache misses
  - `avg_cache_hit_latency_ms` number, required — Average latency on cache hit
  - `avg_cache_miss_latency_ms` number, required — Average latency on cache miss
  - `hourly_breakdown` object[], required — Hourly cache performance

## Other responses

- `400` — Bad Request
- `401` — Unauthorized
- `403` — Forbidden
- `404` — Not Found
- `422` — Validation Error
- `500` — Internal Server Error

---

[API](https://skmtc.net/mixpeek/apis/mixpeek-api.md) · [All operations](https://skmtc.net/mixpeek/apis/mixpeek-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/mixpeek/mixpeek-api/versions/220a3b263fda/schema)