Is GitHub Copilot or Lovable more reliable?

StupidLLM has 6 documented incidents for GitHub Copilot (average severity 7.3/10) and 3 for Lovable (8.7/10). These records can't establish which agent is safer: counts reflect how widely each is used and how often people report failures, not a failure rate.

What are the main differences between GitHub Copilot and Lovable failures?

GitHub Copilot's most common failure mode is Security Vulnerability, while Lovable most commonly fails via Security Vulnerability. GitHub Copilot has 0 critical incidents vs Lovable's 2.

Which has more critical-severity failures?

Lovable has more critical failures (2 vs 0), indicating a higher likelihood of severe, production-impacting incidents.

How many verified incidents does each agent have?

GitHub Copilot has 6 verified incidents out of 6 total, while Lovable has 1 verified out of 3. Verified incidents are confirmed against source evidence.

Head to head

GitHub Copilot vs Lovable

Comparing 6 documented GitHub Copilot incidents against 3 for Lovable.

Full GitHub Copilotreport →Full Lovablereport →

What these records show

GitHub Copilot has the lower average severity among the incidents collected here (7.3 vs 8.7 for GitHub Copilot and Lovable, from 6 and 3 incidents). These records can't establish which agent is safer: counts reflect how widely each is used and how often people report failures, not a failure rate.