Sigmantic AI
Sigmantic AI is an artificial intelligence company in San Francisco, United States, founded in 2025. It has raised $500K across 1 round, most recently a $500K Seed in September 2025.
The AI Operating System for Semiconductor Engineering
- Headquarters
- San Francisco, California
- Employees
- 1–10
- Founded
- 2025
- Business Model
- B2B
- Website
- sigmanticai.com
- Total Funding
- $500K
- Last Round
- $500K SeedSep 2025
- Rounds
- 1
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
Indexed holds 1 funding round and 2 investors for this company. The full record is or through the API.
About
SigmanticAI is a San Francisco-based AI platform company founded in 2025 and part of Y Combinator's Summer 2025 batch. The company builds hardware-native AI tools for semiconductor engineering teams, enabling automated HDL design workflows from natural language to synthesizable Verilog and testbenches. SigmanticAI's platform deploys 14+ specialized agents for UVM testbench generation, RTL development, coverage closure, and verification workflows, integrating with major EDA stacks including Cadence, Synopsys, and Siemens tools.
Summary
It lists 1–10 employees. It has raised $500K in total across 1 round, most recently a $500K Seed round in Sep 2025. Investors include Y Combinator and Pioneer Fund.
Tech & App Stack
2 technologies & apps tracked
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Funding History
Sep 2025
Investors
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