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Polymorph

Active

Building the future of the consumer internet

W26·Winter 2026·B2B·San Francisco, CA, USA·Team of 4·Founded 2026

About

Polymorph is building the future of the consumer internet: one that adapts to each user and optimizes for delightful experiences by building agents that constantly run thousands of experiments that scale our customers' product ideas and brand. Team has extensive startup, AI, and math backgrounds: - founding engineer at a unicorn - ML infrastructure @ Scale AI (inference), AWS Bedrock (fine-tuning) - ads engineering @ Meta & Twitch - IMO & IOI medalists

Founders

  • Andrew Sy· Founder

    Building Polymorph previously built Scale AI's ML inference infra (10mil+ calls/day), ex-Meta, Opal

Product launches · 1 launch

Change history · 6 recorded

  1. June 25, 2026
    • Pitch updated07:00 PM
    • Team grew from 3 to 407:00 PM
  2. June 23, 2026
    • Pitch updated07:00 PM
    • Description rewritten07:00 PM
  3. June 9, 2026
    • Pitch updated07:00 PM
    • Description rewritten07:00 PM