# Mustafa Suleyman

> Mustafa Suleyman's investments in AI tools on Anchor Terminal, Baseten and ElevenLabs, with each listing's grade and the founders behind it.

- Canonical: https://www.anchorterminal.com/investors/mustafa-suleyman/
- Markdown: https://www.anchorterminal.com/investors/mustafa-suleyman/index.md (~950 tokens)
- Slim: https://www.anchorterminal.com/investors/mustafa-suleyman/index.min.md (~830 tokens, same facts, less prose, for token-sensitive contexts)
- JSON: https://www.anchorterminal.com/investors/mustafa-suleyman/index.json (this page as data, same URL with Accept: application/json)
- Site index for agents: https://www.anchorterminal.com/llms.txt (full text: https://www.anchorterminal.com/llms-full.txt)
- API: https://www.anchorterminal.com/api/v1/index.json
- MCP: https://www.anchorterminal.com/mcp (the whole catalogue as tools, no key)
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)
- Updated: 2026-10-28

Angel investor.

## Companies on Anchor Terminal

- **Baseten**, Series A, April 2022, valued at $13B as announced (the source doesn't say pre- or post-money), Series F, June 2026
  - [Baseten](https://www.anchorterminal.com/tools/baseten.md), graded B, 66.7/100
  - [elephant-1](https://www.anchorterminal.com/tools/elephant-1.md), graded D, 47.6/100
  - [mammoth-1](https://www.anchorterminal.com/tools/mammoth-1.md), graded D, 47.7/100
  - Source: https://www.baseten.co/blog/announcing-our-series-a/
- **ElevenLabs**, Series A, June 2023, valued at $11B as announced (the source doesn't say pre- or post-money), Series D, February 2026
  - [ElevenLabs Agents API + MCP](https://www.anchorterminal.com/tools/elevenlabs-agents.md), graded BB, 71.4/100
  - [ElevenLabs Music API](https://www.anchorterminal.com/tools/elevenlabs-music.md), graded B, 66.9/100
  - [ElevenLabs Scribe Speech to Text API](https://www.anchorterminal.com/tools/elevenlabs-scribe.md), graded B, 69/100
  - [ElevenLabs Text to Speech API + MCP](https://www.anchorterminal.com/tools/elevenlabs-tts.md), graded BB, 75.3/100
  - [ElevenLabs Voice Cloning and Voice Design API](https://www.anchorterminal.com/tools/elevenlabs-voice-cloning.md), graded BB, 74.8/100
  - Source: https://elevenlabs.io/blog/elevenlabs-launches-new-generative-voice-ai-products-and-announces-19m-series-a-round-led-by-nat-friedman-daniel-gross-and-andreessen-horowitz

## Where they invest

- Decision models, 2
- GPU & serverless compute, 1
- Conversational voice agents, 1
- Music generation, 1
- Speech-to-text, 1
- Text-to-speech, 1
- Voice cloning & custom voices, 1

## Founders they backed

- [Tuhin Srivastava](https://www.anchorterminal.com/people/tuhin-srivastava/), Baseten
- [Amir Haghighat](https://www.anchorterminal.com/people/amir-haghighat/), Baseten
- [Phil Howes](https://www.anchorterminal.com/people/phil-howes/), Baseten
- [Pankaj Gupta](https://www.anchorterminal.com/people/pankaj-gupta/), Baseten
- [Mati Staniszewski](https://www.anchorterminal.com/people/mati-staniszewski/), ElevenLabs
- [Piotr Dąbkowski](https://www.anchorterminal.com/people/piotr-dabkowski/), ElevenLabs

## Questions

### Which AI tools has Mustafa Suleyman invested in?

Anchor Terminal lists Baseten and ElevenLabs backed by Mustafa Suleyman.

### How are Mustafa Suleyman's companies graded?

On Anchor Terminal's benchmark, Baseten (B, 66.7), elephant-1 (D, 47.6), mammoth-1 (D, 47.7), ElevenLabs Agents API + MCP (BB, 71.4), ElevenLabs Music API (B, 66.9), ElevenLabs Scribe Speech to Text API (B, 69), ElevenLabs Text to Speech API + MCP (BB, 75.3) and ElevenLabs Voice Cloning and Voice Design API (BB, 74.8).

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. An investor isn't a sign of quality, and nobody can pay to be listed or to change a grade. To correct something or have a page removed, write to privacy@anchorterminal.com.

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Query this catalogue directly over MCP: https://www.anchorterminal.com/mcp (Streamable HTTP, no key). How: https://www.anchorterminal.com/agents/#mcp