# Nuance Labs

> Seattle AI research lab building a full-duplex foundation model for human conversation and expression.

## Why it is interesting

Nuance Labs raised a $50M Series A led by Lightspeed with Accel, NVIDIA, South Park Commons, and Define Ventures while still pre-public-product — betting that face-to-face AI fails because stacked STT→LLM→TTS→avatar pipelines lose timing and expression, not because the demos look bad.

## Profile

- **Latest funding:** Series A — $50M (September 2026)
- **Latest known valuation:** Not publicly disclosed
- **Total disclosed equity funding:** $50M
- **Stage:** series-a
- **Status:** private
- **Industries:** N/A
- **Coverage:** full
- **Last updated:** 2026-09-15
- **Latest funding investors:** Lightspeed Venture Partners, Accel, South Park Commons, NVIDIA, Define Ventures

## Key facts

- $50M Series A led by Lightspeed Venture Partners (Sep 14, 2026)
- Participants: Accel, South Park Commons, NVIDIA, Define Ventures
- Founders: former Apple PhD researchers; public research preview planned later in 2026
- Product still in research / pre-public release at announcement

## Funding history

- Series A · $50M · September 2026
  Source: Https://www.nuancelabs.ai/nuance-labs-series-a-release

## Related articles

- https://venturecapitaltracker.com/2026-nuance-labs-50m-series-a-lightspeed-conversation-ai
- https://venturecapitaltracker.com/2026-september-14-15-investment-news-exein-euclyd-open-cosmos

**By:** [Venture Capital Tracker](https://venturecapitaltracker.com/editorial-policy)
**Last updated:** September 15, 2026

**Editorial note:** AI tools assisted with research, structure, or drafting. Venture Capital Tracker retains human editorial responsibility for factual accuracy, relevance, and source quality before publication.

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Source: https://venturecapitaltracker.com/startup/nuance-labs