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Type: OpenAI model family entry

Concepts: LLM Evals Mentioned alongside: GPT-4.1-mini gpt-4o-mini SOPO Recent briefs: 2026-10-26 2026-10-16 2026-10-15

Recent Updates

  • 2026-09-24: Delegated Misalignment: How Multi-Agent Delegation Amplifies Safety Risks (breakingnewsofficial) · arxiv.org — Agents Tool Use LLM Evals DeepSeek-V3.2
  • 2026-10-04: Why Role Prompting Fails in Long-Horizon Agents and How Symbolic Anchors Mitigate Goal Drift (breakingnewsofficial) · zenodo.org — Agents Code Agents Context Engineering DeepSeek
  • 2026-10-09: Simon Willison Releases ttok 1.0 with Updated Default Tokenizer for Newer GPT Models (breakingnewsofficial) · simonwillison.net — OpenAI Simon Willison William Liu · GPT-4 · GPT-6 5.5 5.6 Sol 5.6 Terra 5.6 Luna 6 Astra 6 Sol 6 Luna
  • 2026-10-15: Beyond Aggregate Accuracy: Item-Level Transitions in Prompt Optimization (breakingnewsofficial) · arxiv.org — LLM Evals gpt-4o-mini · GPT-4.1-mini
  • 2026-10-26: SOPO: Socratic Guided Policy Optimization for Span-Level Hallucination Detection (breakingnewsofficial) · github.com — SOPO

FAQ

What is GPT-5?

GPT-5 is an OpenAI model family entry tracked by GROUNDING for evaluations, product mentions, agent workflows, and builder-impacting changes.

What does this page track?

Dated radar mentions, source links, related concepts, and builder-relevant context for GPT-5, collected automatically by GROUNDING.

When was GPT-5 last mentioned?

GPT-5 was most recently mentioned in a radar update dated 2026-10-26.