# API Monitoring

Ranked by the Vioscale composite score: a confidence-weighted blend of independent signals, not user reviews.

| # | Software | Score | Confidence | Vendor |
|--:|---|--:|---|---|
| 1 | [Healthchecks.io](https://www.vioscale.ai/software/healthchecks-io) | 83.3 | 51% (medium) | - |
| 2 | [Site24x7](https://www.vioscale.ai/software/site24x7) | 72.9 | 52% (medium) | - |
| 3 | [Checkly](https://www.vioscale.ai/software/checkly) | 63.8 | 76% (high) | - |
| 4 | [Gatus](https://www.vioscale.ai/software/gatus) | 63.1 | 52% (medium) | - |
| 5 | [UptimeRobot](https://www.vioscale.ai/software/uptimerobot) | 61.8 | 76% (high) | - |
| 6 | [Uptime Kuma](https://www.vioscale.ai/software/uptime-kuma) | 56.5 | 40% (low) | - |
| 7 | [Pingdom](https://www.vioscale.ai/software/pingdom) | 49.8 | 76% (high) | - |
| 8 | [Prometheus Blackbox Exporter](https://www.vioscale.ai/software/prometheus-blackbox-exporter) | 47.2 | 55% (medium) | - |
| 9 | [StatusCake](https://www.vioscale.ai/software/statuscake) | 20.1 | 3% (low) | - |
| 10 | [Datadog Synthetic Monitoring](https://www.vioscale.ai/software/datadog-synthetic-monitoring) | 11 | 19% (low) | - |

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*Source: Vioscale (https://www.vioscale.ai/categories/api-monitoring).*