Anthropic runs 30,000 AI agents at once, 26% of R&D work reaches AL4

Anthropic says about 30,000 AI agents work concurrently on its main internal platform for research and engineering. On Epoch AI's automation scale, 26% of measured AI R&D work reached AL4 in August 2026, up from under 1% in February; no category reached AL5.

• 30,000 agents run concurrently on Anthropic's most-used internal agent platform
• 26% of measured AI R&D work hit AL4 in August 2026, up from under 1% in February
• The online monitor blocks about 1 in 47,000 actions, roughly 0.002%
• Offline monitoring flags around 100,000 agent transcripts each week