Condemned
“Extremely powerful and urgent thread, please read.”
Calvin endorses the urgency of Coxon's resignation thread while highlighting its allegation that Anthropic and OpenAI are racing toward self-improving superintelligence and gambling with people's lives.
- Speaker
- Nathan Calvin
- Capacity
- General Counsel at Encode, according to Encode's official biography; posted on his own account.
- Observed
- September 10, 2026
- Published here
- September 10, 2026
- Classification rationale
- Endorses and amplifies Coxon's criticism; does not supply independent corroboration.
Surrounding material
Full context
Before the quotation
Calvin identifies Coxon's pretraining work at both OpenAI and Anthropic, notes his resignation, and directly quotes Coxon's criticism of both companies.
After the quotation
The post ends by recommending that readers read Coxon's thread; it supplies no additional first-hand evidence or policy prescription.
Evidence
Complete source record
Nathan Calvin on Coxon’s warning and the frontier AI safety debate (opens in a new tab) · Nathan Calvin
Full primary public post and available surrounding thread. Related context: https://encodeai.org/team-members/nathan-calvin/ Speaker and position scope are explained in the linked event.