# Anthropic CEO defends open-weight AI models after Palantir criticism

Anthropic CEO Dario Amodei responded to criticism from Palantir CEO Alex Karp, defending his company's approach to releasing open-weight AI models. Karp had argued that open-weight models pose security risks. The exchange highlights the ongoing debate between openness and safety in AI development.

**Importance:** 3/5

## Sources

### Business
- [Fox News Business](https://www.foxbusiness.com/technology/anthropics-amodei-defends-open-weight-stance-following-critique-from-palantirs-karp) — Tue, 28 Jul 2026 19:20:48 GMT