Most reliable AI writing assistant
AI writing assistants ranked by 30-day uptime, from each provider's own official incident feed. Over the last 30 days, the most reliable has been Grammarly (99.85% uptime).
99.85%1 incident
96.79%13 incidents
Which AI writing assistant is the most reliable?
Over the last 30 days, Grammarly has been the most reliable AI writing assistant we track, at 99.85% uptime across 1 incident. Rankings come from each provider's own official incident history.
How is AI writing assistant reliability measured?
We read each provider's official status page every five minutes and total the time each service reported problems over the last 30 days, weighted by severity, to compute uptime.