Assertible vs Grafana Cloud Application Observability

Assertible tests and monitors APIs, websites, and other HTTP services for uptime, availability, and correct behavior. Users create HTTP assertions, inspect request details, and review assertion results. The service can run smoke tests automatically after deployments to staging or production environments. API tests can be imported and synchronized with OpenAPI or Swagger specifications and Postman collections. Integrations listed in its documentation include GitHub deployments and status checks, Slack, PagerDuty, and Zapier. Monitoring schedules range from once per minute to once per day, with shorter intervals available on paid plans. Plans limit services, tests per service, retained results, team members, and schedule frequency rather than monthly request counts. The Personal plan costs nothing and includes two web services, 10 tests per service, 1,000 results, one to two members, and Standard monitoring with two monitors. Paid plans are Standard at $25 a month, Startup at $50 a month, and Business at $100 a month; each includes a one-month trial.

Grafana Cloud Application Observability monitors applications and brings OpenTelemetry and Prometheus data together to help software engineers investigate anomalies and their causes. Its knowledge graph discovers services and relationships from telemetry, while the service catalog displays latency, error ratio, and request rate for each service. The RCA workbench and Entity Graph help investigate correlated problems across a stack. Metrics, logs, traces, and profiles share a unified view, with drill-down from a service into its signals. Grafana identifies Alloy as a collector with native pipelines for OpenTelemetry and Prometheus. The free plan includes up to 2,232 host hours per month and community support. Pro is listed at $0.03 a month, with a $19 monthly platform fee and $0.025 per host hour; host hours and application telemetry are billed at standard Grafana Cloud rates. Serverless usage is billed on telemetry ingested instead of host hours. The cloud service runs on Linux, macOS, Windows, and the web.