Phinity Labs

Phinity LabsPhinity Labs
Phinity Labs

Phinity Labs

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.

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2025ActiveSan Francisco, United States
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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.

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detected 2026-07-12
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Frequently asked

What does Phinity Labs do?

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 ch…

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.

Where is Phinity Labs headquartered?

Phinity Labs is headquartered in San Francisco, United States.

When was Phinity Labs founded?

Phinity Labs was founded in 2025.

What industry does Phinity Labs operate in?

Phinity Labs operates in AI Agent, Agentic AI, Foundation Model, Large Language Model, Reinforcement Learning, Synthetic Data Generation.

What is Phinity Labs's valuation?

StartupHub estimates Phinity Labs's effective valuation at $18.8M (range $13.5M to $32.4M, 21% confidence), based on comparable companies in the sector.