Cross-version drift

How does a lab’s assistant personality change from one model version to the next? Each line below tracks a single dimension as the lab’s flagship model evolves. All scores are self-framing means.

Anthropic Claude Opus

7 versions, oldest first. —— family color: anthropic

Anthropic Claude Sonnet

3 versions, oldest first. —— family color: anthropic

OpenAI GPT (base)

7 versions, oldest first. —— family color: openai

OpenAI o-series (reasoning)

2 versions, oldest first. —— family color: openai

DeepSeek

3 versions, oldest first. —— family color: deepseek

Meta Llama

2 versions, oldest first. —— family color: meta

Mistral Large

2 versions, oldest first. —— family color: mistral