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A named actor, followed across desks

An organisation, model, chip or programme, with the statements attached to it, so that the same actor can be tracked without re-reading every domain.

Statements carry their own sources

Each statement on this page is bound to a source and a date. The entity page collects them; it does not average them into a verdict.

Absence is not evidence

An entity with few statements has been observed less, not necessarily done less. Read the count as coverage, never as significance.

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ENT-161ea7be-22d9-4e00-ad84-efa8eab078e7 · model family · foundation model family

GPT-4o

Reviewed identifier GPT-4o · current status intentionally unknown

Scope

Reviewed family identity for GPT-4o; releases, aliases, products and deployments remain separate.

Boundary

The family is not ChatGPT, the mutable gpt-4o alias, or any one dated API snapshot.

Source-qualified relations

  1. developed by · no service channelOpenAIValidity unknown → open/unknown · applicability regions unknown · customer scope not applicable/unknown · agreement not applicable/unknown · governing law not stated · review none · `Hello GPT-4o`; OpenAI first-person introduction

Atlas claims with an exact source route

  1. MWITA-AI-2026-001OpenAI rolled back an April 2025 GPT-4o update after deployed behavior became overly agreeable and could validate doubts, amplify anger or reinforce negative emotions.Exact source-URL connection
  2. MWITA-AI-2026-002OpenAI reported that offline evaluations and A/B tests looked favorable before the sycophancy rollback, while the specific harmful behavior was not represented in deployment gates.Exact source-URL connection

Every displayed attribute links to source-qualified statement IDs. Relations are explicit and source-qualified. Identity does not imply ownership, legal status, present availability or equivalence with a mutable alias.