Resend Engineering Benchmarks
Communication & Notifications
GitHub
As of September 11, 2026, Resend has 676 merged pull requests, 1.0 hours median cycle time, 0.1 hours median review time, and 26 active contributors in the last 90 days. AI-related signals appear on 88.2% of recent work.
PRs with AI-related signals ship 39% faster than the baseline.
Delivery Trend and AI Signals
PR Backlog (Humans)
Excludes AI agents and automation accounts.
PR Backlog (AI Agents)
AI coding agents only.
Cycle Time by AI-Related Signals
28.1h
with signals
46.3h
baseline
-39.4%
difference
AI-Related Signals
87.5%
154 of 176 PRs show AI-related signals
Flagship Repositories
Repository Comparison
| Repository | PRs | AI Signals | Cycle Time | Review Time |
|---|---|---|---|---|
| React Email | 531 | 75.0% | 20.9h | 9.9h |
| Resend Node flagship | 145 | 84.2% | 1.2h | 0.1h |
Updated daily from public GitHub pull requests. Source: Tformance Open Source Analytics, updated 36 minutes ago.
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