Artificial Intelligence Blogs

By Nathan Gao

Short posts on models, agents, APIs, and the companies building them

Latest posts

355 entries

December 2025

November 2025

Claude’s Character

Anthropic posted “Claude’s Character.” A quick update for the record.

Anthropic

Toy Models of Superposition

Anthropic posted “Toy Models of Superposition.” A quick update for the record.

Anthropic

Alignment Research

Anthropic posted “Alignment Research.” A quick update for the record.

Anthropic

Building more with GPT-5.1-Codex-Max

OpenAI announced “Building more with GPT-5.1-Codex-Max.” This one looks larger than a routine product note.

OpenAILonger read

GPT-5.1-Codex-Max System Card

OpenAI announced “GPT-5.1-Codex-Max System Card.” This one looks larger than a routine product note.

OpenAILonger read

OpenAI releases IndQA

OpenAI announced “Introducing IndQA.” This one looks larger than a routine product note.

OpenAILonger read

October 2025

OpenAI releases gpt-oss-safeguard

OpenAI announced “Introducing gpt-oss-safeguard.” This one looks larger than a routine product note.

OpenAILonger read

Claude for Life Sciences

Anthropic posted “Claude for Life Sciences.” A quick update for the record.

Anthropic

September 2025

Anthropic releases Claude 4

Anthropic announced “Introducing Claude 4.” This one looks larger than a routine product note.

AnthropicLonger read

Claude 3.7 Sonnet and Claude Code

Anthropic announced “Claude 3.7 Sonnet and Claude Code.” This one looks larger than a routine product note.

AnthropicLonger read

August 2025