AI Letters #05 · Interactive Timeline
60 Years of AI Agents
From ELIZA to autonomous software engineers — click any event to explore.
1966
First "agent"
49%
SWE-Bench 2024
~10B
Agent API calls/day
18mo
2% → 50% SWE-Bench
All Eras
Early AI (1966–2000)
Modern ML (2000–2020)
LLM Era (2020–present)
www.engineersofai.com
· AI Letters #05 · Agentic AI A-Z Series