One prompt can now drive more of your work More support for defending infrastructure and open source See Claude’s rules updated for newer risks GPT-6 Intelligent UI makes conversations visual and interactive Claude Haiku 5.5 delivers low-cost, high-performance AI Create visual, interactive answers from a simple chat Run high-volume tasks with a cheaper fast model Share new mathematical results on GitHub to accelerate research Easier access to advanced Claude models for security work Run image, audio, and video search on-device with one model Atlassian integration makes company knowledge easier to use Decisions beta speeds up typed answers from text and images Anthropic expands safer access to advanced cyber features Enable text watermarking via API for EU compliance Claude training becomes easier for enterprise teams Anthropic invests in workforce training for enterprise adoption Enterprise adoption and training get easier Google's Gemini 4 Argon makes heavy tasks easier to offload Gemini 4 Argon is built for long professional tasks Use Astra-level performance affordably in daily work One prompt can now drive more of your work More support for defending infrastructure and open source See Claude’s rules updated for newer risks GPT-6 Intelligent UI makes conversations visual and interactive Claude Haiku 5.5 delivers low-cost, high-performance AI Create visual, interactive answers from a simple chat Run high-volume tasks with a cheaper fast model Share new mathematical results on GitHub to accelerate research Easier access to advanced Claude models for security work Run image, audio, and video search on-device with one model Atlassian integration makes company knowledge easier to use Decisions beta speeds up typed answers from text and images Anthropic expands safer access to advanced cyber features Enable text watermarking via API for EU compliance Claude training becomes easier for enterprise teams Anthropic invests in workforce training for enterprise adoption Enterprise adoption and training get easier Google's Gemini 4 Argon makes heavy tasks easier to offload Gemini 4 Argon is built for long professional tasks Use Astra-level performance affordably in daily work

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AI BriefingOpenAIPolicy03:21

AI summarized from verified sources

OpenAI Fixes Excessive Goblin Mentions in GPT Models

Eliminates unintended quirks for reliable business outputs.

SOURCE CHECK

3 sources

VERIFIED

Sources

Primary / x.com

Official Blog

Supporting / openai.com

Official Blog

Supporting / x.com

Official Blog

Key Points

1Nerdy rewards boosted goblin mentions by 175%
2Filtered irrelevant creature data from training
3Added suppression prompt in GPT-5.5 Codex
4Developing auditing tools for behaviors

OpenAI traced excessive goblin/gremlin mentions in GPT-5.1+ to 'Nerdy' personality rewards. They fixed it by filtering data and removing signals, preventing recurrence. Developers can use suppression prompts in Codex. Improves model reliability for production.

Key point

OpenAI traced excessive goblin/gremlin mentions in GPT-5.1+ to 'Nerdy' personality rewards. They fixed it by filtering data and removing signals, preventing recurrence. Developers can use suppression prompts in Codex. Improves model reliability for production.

Impact

Eliminates unintended quirks for reliable business outputs. Key checks: Nerdy rewards boosted goblin mentions by 175% / Filtered irrelevant creature data from training / Added suppression prompt in GPT-5.5 Codex.