# M13 (slim)

> M13's investments in AI tools on Anchor Terminal, Rime Labs, with each listing's grade and the founders behind it.

- Full: https://www.anchorterminal.com/investors/m13/index.md (~500 tokens) · this version ~380 tokens · JSON https://www.anchorterminal.com/investors/m13/index.json · canonical https://www.anchorterminal.com/investors/m13/
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-28
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

Venture firm.

Website: https://www.m13.co

## Companies on Anchor Terminal

- **Rime Labs**, Series A, July 2026, led a round
  - [Rime TTS API + MCP](https://www.anchorterminal.com/tools/rime-tts.md), graded C, 55.9/100
  - Source: https://www.m13.co/article/meet-rime-the-linguistics-first-voice-ai-designing-the-new-interface-for-computing

## Where they invest

- Text-to-speech, 1

## Founders they backed

- [Lily Clifford](https://www.anchorterminal.com/people/lily-clifford/), Rime Labs
- [Brooke Larson](https://www.anchorterminal.com/people/brooke-larson/), Rime Labs
- [Ares Geovanos](https://www.anchorterminal.com/people/ares-geovanos/), Rime Labs

## Questions

### Which AI tools has M13 invested in?

Anchor Terminal lists Rime Labs backed by M13.

### How are M13's companies graded?

On Anchor Terminal's benchmark, Rime TTS API + MCP (C, 55.9).

Investors are named from the companies' own announcements, the investors' own pages, Y Combinator's company pages, public filings and news reports of a round, each with its source.