Anthropic Engineering Benchmarks
AI & LLM Tools
GitHub
As of June 3, 2026, Anthropic has 101 merged pull requests, 2.8 hours median cycle time, 0.1 hours median review time, and 18 active contributors in the last 90 days. AI-related signals appear on 22.0% of recent work.
PRs with AI-related signals take 43% longer 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
63.6h
with signals
44.4h
baseline
43.4%
difference
AI-Related Signals
14.7%
5 of 34 PRs show AI-related signals
Flagship Repositories
Repository Comparison
| Repository | PRs | AI Signals | Cycle Time | Review Time |
|---|---|---|---|---|
| Anthropic Cookbook flagship | 81 | 26.7% | 8.2h | 0.1h |
| Anthropic Sdk Python | 18 | 0.0% | 61.2h | 60.9h |
| Courses | 2 | 0.0% | 0.0h | 0.0h |
Updated daily from public GitHub pull requests. Source: Tformance Open Source Analytics, updated 16 hours, 24 minutes ago.
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