Jacob Coxon
Leaves Anthropic · Sep 9, 2026 · News
Next
Next role not stated
Why, in the source's words
Jacob Coxon, a researcher who said in a social media post Tuesday evening that he spent the last three years working on pretraining research at both OpenAI and Anthropic, accused the firms of failing to act responsibly.
Also at these companies
| Date | Person | From and to | Role | Source |
|---|---|---|---|---|
| Jun 24, 2026 | Alexander PritzelPoached GoogleAnthropicOther | Other | ||
| Jun 24, 2026 | Jonas AdlerPoachedGoogleAnthropicOther | Other | ||
| Jun 20, 2026 | John JumperPoached DeepMindAnthropicOther | Other | ||
| May 19, 2026 | Andrej KarpathyAppointedNot statedAnthropicOther | Not stated AnthropicPre-training team | Other | |
| Jan 15, 2026 | Irina GhoseAppointed MicrosoftAnthropicOther | Other | ||
| Oct 9, 2025 | Rishi SunakAppointedNot statedAnthropicOther | Not statedformer UK Prime Minister AnthropicSenior Adviser | Other |
About this move
- Type
- Departed
- Role
- Other
- Announced
- Sep 9, 2026
- Effective
- Not stated
- Source
- TechCrunch
- Checked
- Found by the daily agent, approved by hand
Sources: company leadership pages, SEC filings, press releases and news, with Wikipedia and Wikidata for the rest; moves from public announcements and 8-K filings. Roles as reported on the date shown. Logos via logo.dev; trademarks belong to their owners.