Type: AI model
Concepts: Open Source LLMs Embeddings LLM Evals Mentioned alongside: OpenAI Simon Willison 5.5 5.6 Luna 5.6 Sol Recent briefs: 2026-10-20 2026-10-10 2026-10-09 2026-10-08 2026-10-06
Recent Updates
- 2026-09-28: MACBT: Multi-Agent Cognitive Behavioral Therapy Support with Longitudinal Memory (breakingnewsofficial) · arxiv.org — Agents Agent Memory arXiv · Qwen3-14B
- 2026-10-06: Why Embedding Models Require Permissive Open Weights Licenses (breakingnewsofficial) · simonwillison.net — Embeddings Open Source LLMs Google · OpenAI · Hacker News Simon Willison · EmbeddingGemma 2
- 2026-10-08: Tokka-Bench: Evaluating BPE Tokenizers Across 100 Natural and 20 Programming Languages (breakingnewsofficial) · arxiv.org — LLM Evals Open Source LLMs GPT-2 · GPT-OSS · Llama 3.1 · Gemma 3 · Qwen3 · Kimi K2
- 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-5 · GPT-6 5.5 5.6 Sol 5.6 Terra 5.6 Luna 6 Astra 6 Sol 6 Luna
- 2026-10-10: TypeSafe AI raises 7.5B valuation as decision-focused models surge (breakingnewsofficial) · qbitai.com — TypeSafe AI · a16z · Sequoia Capital DCVC · Vercel Google Brain · OpenAI · Meta Ravel Invitae Freenome · Microsoft · Cloudflare Diogo Almeida Martin Casado Sasha Sheng Erik Gafni Satya Nadella · Jev · Microsoft-Decision-1 · Qwen3.5-9B · GPT-6 Luna Clef · Clef-flash
FAQ
What is GPT-4?
GPT-4 is OpenAI’s multimodal large language model introduced in 2023, a landmark release that set the standard for capable general-purpose AI and powered much of the early ChatGPT era. It remains a key reference point for measuring later model progress. GROUNDING tracks GPT-4 as a historical baseline against newer GPT-5-series models.
What does this page track?
Dated radar mentions, source links, related concepts, and builder-relevant context for GPT-4, collected automatically by GROUNDING.
When was GPT-4 last mentioned?
GPT-4 was most recently mentioned in a radar update dated 2026-10-10.
Category: Text / Language Models