Typical seed round size for AI / ML startups in Bay Area
Based on 50 Form D filings by Bay Area AI / ML issuers at seed stage, filed Oct 2024 – Sep 2026. Updated monthly. Change any segment to compare.
The numbers
- Median seed raise: $4.5M
- Middle half of rounds: $1.8M – $8.5M
- Filings in sample: 50
- Rounds under $1M: 12%
- Rounds over $5M: 44%
- Updated Sep 2026
Read this number carefully
Form D undercounts small SAFE rounds and rounds that rely on other exemptions. Treat the median as a ceiling for "typical", not a target.