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primitive

ActiveHiring

communication for agents

P26·Spring 2026·B2B·San Francisco, CA, USA·Team of 4
Website ↗YC page ↗

About

Building the communication infrastructure needed for fully autonomous agents

Founders

  • Ethan Byrd· Founder

    Building primitive. Formerly founder of Actual AI and engineering @ Microsoft/AWS/FB/Google.

    LinkedIn ↗

Change history · 4 recorded

  1. June 21, 2026
    • Started hiring07:00 PM
  2. June 13, 2026
    • Pitch updated07:00 PM
  3. June 2, 2026
    • Team grew from 3 to 407:00 PM
    • Tags updated07:00 PM