The Week AI Grew Up
The AI Daily Brief: Artificial Intelligence News and Analysis
How Goblins Revealed RL Spillover Between Models
- OpenAI traced a quirky model habit where Codex began overusing 'goblins' and similar creature metaphors.
- They linked it to personality RL training spillover: nerdy-personality rewards caused creature references to propagate across models.
From GitHub's move to usage-based pricing to Anthropic's reported $900B raise to the White House blocking Mythos's government rollout, this week's stories all point to the same underlying shift — AI moving out of its startup era and into the era of critical infrastructure. A thematic weekly exploration of the meta-story the individual headlines were really telling, plus a closing detour into where OpenAI's Codex goblins came from.
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