# Whale Rock Capital (slim)

> Whale Rock Capital's investments in AI tools on Anchor Terminal, Anthropic and Anthropic, PBC, with each listing's grade and the founders behind it.

- Full: https://www.anchorterminal.com/investors/whale-rock-capital/index.md (~750 tokens) · this version ~630 tokens · JSON https://www.anchorterminal.com/investors/whale-rock-capital/index.json · canonical https://www.anchorterminal.com/investors/whale-rock-capital/
- 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.

## Companies on Anchor Terminal

- **Anthropic**, Series G, February 2026
  - [Claude API](https://www.anchorterminal.com/tools/anthropic-api.md), graded BB, 77.3/100
  - [Claude Agent SDK](https://www.anchorterminal.com/tools/claude-agent-sdk.md), graded BB, 70.1/100
  - [Claude Code](https://www.anchorterminal.com/tools/claude-code.md), graded C, 59.9/100
  - Source: https://www.anthropic.com/news/anthropic-raises-30-billion-series-g-funding-380-billion-post-money-valuation
- **Anthropic, PBC**, Series G, February 2026
  - [Claude Duet](https://www.anchorterminal.com/tools/claude-duet.md), graded F, 17.9/100
  - Source: https://www.anthropic.com/news/anthropic-raises-30-billion-series-g-funding-380-billion-post-money-valuation

## Where they invest

- Model APIs & inference, 1
- Agent frameworks & SDKs, 1
- Agent harnesses, 1
- Personal assistants, 1

## Founders they backed

- [Dario Amodei](https://www.anchorterminal.com/people/dario-amodei/), Anthropic
- [Daniela Amodei](https://www.anchorterminal.com/people/daniela-amodei/), Anthropic
- [Tom Brown](https://www.anchorterminal.com/people/tom-brown/), Anthropic
- [Jack Clark](https://www.anchorterminal.com/people/jack-clark/), Anthropic
- [Jared Kaplan](https://www.anchorterminal.com/people/jared-kaplan/), Anthropic
- [Sam McCandlish](https://www.anchorterminal.com/people/sam-mccandlish/), Anthropic
- [Chris Olah](https://www.anchorterminal.com/people/chris-olah/), Anthropic
- [Karan Ahuja](https://www.anchorterminal.com/people/karan-ahuja/), Anthropic, PBC

## Questions

### Which AI tools has Whale Rock Capital invested in?

Anchor Terminal lists Anthropic and Anthropic, PBC backed by Whale Rock Capital.

### How are Whale Rock Capital's companies graded?

On Anchor Terminal's benchmark, Claude API (BB, 77.3), Claude Agent SDK (BB, 70.1), Claude Code (C, 59.9) and Claude Duet (F, 17.9).

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.