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  "markdown": "Venture firm.\n\n## Companies on Anchor Terminal\n\n- **Cartesia**, Seed, December 2024, Series A, March 2025, through A*\n  - [Cartesia Ink](https://www.anchorterminal.com/tools/cartesia-ink-stt.md), graded B, 69.2/100\n  - [Cartesia Sonic TTS API + MCP](https://www.anchorterminal.com/tools/cartesia-tts.md), graded B, 63.7/100\n  - [Cartesia Voice Cloning API + MCP](https://www.anchorterminal.com/tools/cartesia-voice-cloning.md), graded C, 58.9/100\n  - Source: https://www.cartesia.ai/blog/seed\n- **Cognition AI, Inc.**, Series E, September 2026, through A* Capital, valued at $48B as announced (the source doesn't say pre- or post-money), Series E, September 2026\n  - [Devin](https://www.anchorterminal.com/tools/devin.md), graded C, 58.5/100\n  - [SWE-2 Flash](https://www.anchorterminal.com/tools/swe-2-flash.md), graded F, 37.6/100\n  - Source: https://cognition.com/blog/series-e\n- **Photon**, Seed, October 2026, led a round, through A*\n  - [Photon](https://www.anchorterminal.com/tools/photon.md), graded C, 54.5/100\n  - Source: https://pulse2.com/photon-raises-4-5-million-seed-round-to-build-messaging-infrastructure-for-ai-agents/\n- **Ramp**, Series C, August 2021, through A* Partners, valued at $22.5B as announced (the source doesn't say pre- or post-money), Funding round, July 2025, July 2025\n  - [Ramp](https://www.anchorterminal.com/tools/ramp.md), graded C, 61.2/100\n  - [Router.com (Ramp Router)](https://www.anchorterminal.com/tools/ramp-router.md), graded C, 56.2/100\n  - Source: https://ramp.com/blog/ramp-series-c\n\n## Where they invest\n\n- Model APIs \u0026 inference, 2\n- Speech-to-text, 1\n- Text-to-speech, 1\n- Voice cloning \u0026 custom voices, 1\n- Agent harnesses, 1\n- Messaging APIs, 1\n- Spend management \u0026 procurement, 1\n\n## Founders they backed\n\n- [Karan Goel](https://www.anchorterminal.com/people/karan-goel/), Cartesia\n- [Albert Gu](https://www.anchorterminal.com/people/albert-gu/), Cartesia\n- [Arjun Desai](https://www.anchorterminal.com/people/arjun-desai/), Cartesia\n- [Brandon Yang](https://www.anchorterminal.com/people/brandon-yang/), Cartesia\n- [Scott Wu](https://www.anchorterminal.com/people/scott-wu/), Cognition AI, Inc.\n- [Steven Hao](https://www.anchorterminal.com/people/steven-hao/), Cognition AI, Inc.\n- [Walden Yan](https://www.anchorterminal.com/people/walden-yan/), Cognition AI, Inc.\n- [Eric Glyman](https://www.anchorterminal.com/people/eric-glyman/), Ramp\n- [Karim Atiyeh](https://www.anchorterminal.com/people/karim-atiyeh/), Ramp\n\n## Connections\n\n### Invests beside\n\n- [General Catalyst](https://www.anchorterminal.com/investors/general-catalyst/), 3 companies: Cartesia, Cognition AI, Inc., Ramp\n- [137 Ventures](https://www.anchorterminal.com/investors/137-ventures/), 2 companies: Cognition AI, Inc., Ramp\n- [Avenir](https://www.anchorterminal.com/investors/avenir/), 2 companies: Cognition AI, Inc., Ramp\n- [Neo](https://www.anchorterminal.com/investors/neo/), 2 companies: Cognition AI, Inc., Ramp\n- [Definition Capital](https://www.anchorterminal.com/investors/definition-capital/), 2 companies: Cognition AI, Inc., Ramp\n- [D1 Capital Partners](https://www.anchorterminal.com/investors/d1-capital-partners/), 2 companies: Cognition AI, Inc., Ramp\n- [Lux Capital](https://www.anchorterminal.com/investors/lux-capital/), 2 companies: Cognition AI, Inc., Ramp\n- [8VC](https://www.anchorterminal.com/investors/8vc/), 2 companies: Cognition AI, Inc., Ramp\n- [Greylock](https://www.anchorterminal.com/investors/greylock/), 2 companies: Cognition AI, Inc., Ramp\n- [Altimeter Capital](https://www.anchorterminal.com/investors/altimeter-capital/), 2 companies: Cognition AI, Inc., Ramp\n\nEvery link here comes from a source. \"Invests beside\" counts the companies two investors both backed. How the connections are made: https://www.anchorterminal.com/graph/\n\n## Questions\n\n### Which AI tools has A* (A-Star) invested in?\n\nAnchor Terminal lists Cartesia, Cognition AI, Inc., Photon and Ramp backed by A* (A-Star).\n\n### How are A* (A-Star)'s companies graded?\n\nOn Anchor Terminal's benchmark, Cartesia Ink (B, 69.2), Cartesia Sonic TTS API + MCP (B, 63.7), Cartesia Voice Cloning API + MCP (C, 58.9), Devin (C, 58.5), SWE-2 Flash (F, 37.6), Photon (C, 54.5), Ramp (C, 61.2) and Router.com (Ramp Router) (C, 56.2).\n\nInvestors 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.\n",
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