Type: AI model or model family
Grok 4.5 appears in the radar stream as a model or model family. This page is a living index of dated mentions and sources — open Recent Updates and Backlinks for context, not a full product brief.
Recent Updates
- 2026-07-08: xAI announces Grok 4.5 for coding, agentic tasks, and knowledge work (Hacker News) · x.ai — Code Agents Agents Tool Use LLM Evals xAI · SpaceXAI · Cursor · Harvey · NVIDIA Word PowerPoint Excel · GPT 5.5 · Opus 4.8 · GLM-5.2 · Fable
- 2026-07-09: A one-shot build-off compares Grok 4.5, GPT-5.5, and Claude on interactive app generation (Hacker News) · tryai.dev — LLM Evals xAI · GPT 5.5 · Claude Opus 4.8 · Claude Fable 5
- 2026-07-09: xAI launches Grok 4.5 as a coding-and-agents model with Cursor collaboration (Latent.Space) · latent.space — Agents Code Agents Context Engineering xAI · SpaceXAI · Cursor · OpenAI · Anthropic · Tesla · SpaceX · OpenRouter · Artificial Analysis · Latent Space · AINews · Hermes Agent Elon Musk Teknium milichab · Composer 2.5 · GPT-5.6 · Opus 4.8 · Opus 4.7 · Grok 4.3
- 2026-07-09: Grok 4.5 performance should be judged across multiple benchmarks, not just one arena (AI Projects) · t.me — LLM Evals LM Arena
- 2026-07-09: Grok-4.5 is described as a premium-tier coding model after LM Arena results (AI Projects) · t.me — LLM Evals LM Arena · Claude · GLM
- 2026-07-10: A wave of flagship model launches lands across Anthropic, OpenAI, xAI, and Meta (Все статьи подряд / Искусственный интеллект / Хабр) · habr.com — LLM Evals Code Agents Anthropic · OpenAI · SpaceXAI · Meta · xAI Mark Zuckerberg Musk · Fable 5 · Mythos 5 · GPT-5.6 · Sol · Terra · Luna · GPT-Live · Muse Spark 1.1 · Opus 4.8 · Opus 4.7 · GPT 5.5
- 2026-07-10: A build-off compares GPT-5.6, Grok 4.5, Claude, Muse Spark, and open-weight models on four app tasks (Hacker News) · tryai.dev — Code Agents LLM Evals OpenAI · Anthropic · Meta · Fireworks · GPT-5.6 · Claude Opus 4.8 · Claude Fable 5 · Muse Spark 1.1 · GPT 5.5 Qwen 3.7-Plus · DeepSeek V4 Pro · kimi-k2.6 · GLM-5.2
- 2026-07-11: Sebastian Raschka updated a model comparison with Grok 4.5 and Muse Spark 1.1 (Sebastian Raschka) · twitter.com — LLM Evals Meta Sebastian Raschka · Muse Spark 1.1
- 2026-07-12: GPT-5.6, Grok 4.5, Muse Spark 1.1 and the Post-Chatbot Stack (TheSequence) · thesequence.substack.com — Agents Tool Use Context Engineering Long Context OpenAI · Meta · GPT-5.6 · Muse Spark 1.1
- 2026-07-13: OpenAI temporarily removes Codex’s 5-hour limit as Anthropic extends Claude Fable 5 access (量子位) · qbitai.com — Code Agents Anthropic · OpenAI · xAI · Meta · QbitAI Benedict Evans · Claude Fable 5 · GPT-5.6 Sol
- 2026-07-13: Weekly AI digest highlights model releases, MCP tooling, and a major Google fine (эйай ньюз) · x.ai — Long Context MCP Code Agents Meituan · Huawei · Anthropic · Amazon · Meta · SpaceXAI · Cursor · OpenAI · Google · EU · Comfy · ChatGPT · Codex · LongCat 2.0 · Claude Sonnet 5 · Opus 4.8 · Fable 5 · Muse Spark 1.1 · GPT-5.6 · Terra · Luna · Muse Image · Muse Video
- 2026-07-16: STOCKTAKE: A benchmark for separating perception from action in LLM agents (cs.AI updates on arXiv.org) · arxiv.org — Agents LLM Evals Claude Sonnet 5 · GPT-5.4 · DeepSeek V4 Pro
- 2026-07-20: Kimi K3 is presented as an open-weights frontier model (Interconnects AI) · interconnects.ai — Open Source LLMs LLM Evals Interconnects AI Moonshot AI · Anthropic · OpenAI · SpaceXAI · xAI Zhipu (Z.ai) · Meta · DeepMind · Alibaba Vals AI · Artificial Analysis Frontend Code Arena · Kimi K3 · DeepSeek R1 · Claude Fable 5 · GPT-5.6 Sol · GLM-5.2 · Muse Spark 1.1 Gemini Flash 3.5 · Qwen 3.7 Max Qwen 3.8
- 2026-07-20: Agent swarms improve task execution by separating planning from implementation (Hacker News) · cursor.com — Agents Context Engineering LLM Evals Ronald Coase
- 2026-07-20: Cursor’s agent swarm built a SQLite engine in Rust for $1,339 (Все статьи подряд / Искусственный интеллект / Хабр) · habr.com — Agents Code Agents Context Engineering LLM Evals Cursor · SQLite · xAI · SpaceXAI
- 2026-07-21: Hacker News post on drawing benchmarks for frontier vision models (Hacker News) · tryai.dev — LLM Evals Tool Use Hacker News · GitHub · GPT-5.6 Sol · Claude Fable 5 · Gemini 3.6 Flash
- 2026-07-22: Kimi K3 ranks second on AA-Briefcase but is costly and slow per task (Hacker News) · artificialanalysis.ai — Agents LLM Evals Moonshot AI · Artificial Analysis · Kimi K3 · kimi-k2.6 · Claude Fable 5 · GPT-5.6 Sol · Claude Sonnet 5 · Claude Opus 4.8 · GPT 5.5 · Gemini 3.6 Flash · Gemini 3.5 Flash-Lite
- 2026-07-22: Google expands Gemini Flash line while Poolside ships an open coding model (Все статьи подряд / Искусственный интеллект / Хабр) · habr.com — Open Source LLMs Code Agents Google · Anthropic · Poolside · Hugging Face · NVIDIA · Thinking Machines Lab · Forbes · Artificial Analysis · Z ai Logan Kilpatrick William Alsup Andrea Bartz Jason Warner Elon Musk · Gemini 3.6 Flash · Gemini 3.5 Flash-Lite · Gemini 3.5 Flash Cyber · Gemini 3.5 Pro Gemini 4 · GPT-5.6 Luna Meta Muse Spark · GLM-5.2 · Claude · Laguna S 2.1 · Inkling
- 2026-07-22: Testing Whether AI Labs Are Optimizing for the Pelican Benchmark (Hacker News) · dylancastillo.co — LLM Evals OpenRouter · GitHub · Hacker News Simon Willison · GPT-5.6 Terra · Claude Sonnet 5 · Gemini 3.5 Flash · Qwen3.7-Max · GLM-5.2 · DeepSeek V4 Pro · GPT-5.6 Luna Gemini 3.1 Flash-Lite · Claude Fable 5
FAQ
What is Grok 4.5?
Grok 4.5 appears in the radar stream as a model or model family. This page is a living index of dated mentions and sources — open Recent Updates and Backlinks for context, not a full product brief.
What does this page track?
Dated radar mentions, source links, related concepts, and builder-relevant context for Grok 4.5, collected automatically by GROUNDING.
When was Grok 4.5 last mentioned?
Grok 4.5 was most recently mentioned in a radar update dated 2026-07-22.
Category: Text / Language Models