Phinity Labs
Phinity Labs

Phinity Labs

DR5Ahrefs DR: 5/100. Bottom 25%. Measured by Ahrefs. Median 44.Agent35Agent Readiness: 35/100. Below median. Measured by StartupHub.ai. Median 41.

Phinity Labs provides an end-to-end platform for LLM finetuning using synthetic data generation and reinforcement learning, enabling AI agents to design, verify, and tape out custom chips.

2025ActiveSan Francisco, United States

About

Phinity Labs is building foundational training infrastructure to teach large language models (LLMs) how to design, verify, and tape out chips, addressing the data barrier in hardware design. Their platform offers an end-to-end solution for data preparation, finetuning, and evaluation, leveraging synthetic data to improve model performance and address specific performance gaps. The company aims to enable AI agents to design, verify, and tape out custom chips end-to-end, with a goal of reducing chip design time from years to weeks by 2028.

Key facts

At-a-glance profile data

Website
phinity.ai
Headquarters
San Francisco, United States
Founded
2025
Total funding
$5M (Seed)
Business model
B2B

Funding rounds

Funding rounds raised by Phinity Labs
DateRoundAmountLead investors
17 Feb 2026Seed$5M-

Tech stack

Detected on phinity.ai, last scanned 19 Sept 2026.

Frontend
Next.js, Tailwind CSS
CDN
Vercel
Email provider
Google Workspace
Hiring platform
Ashby
Add first review

Frequently asked

How much funding has Phinity Labs raised?

Phinity Labs has raised a total of $5M in funding. The most recent round on record is Seed.