Grok 4.6 Debuts with GPT-5.6 Sol and Claude Fable 5 Parity

TL;DR Summary
SpaceXAI releases Grok 4.6, claiming GPT-5.6 Sol–level intelligence and Claude Fable 5 parity, with improvements for long-running tasks, coding, and knowledge work; it cites a longer training run, stronger engineering data, expanded reinforcement learning, pricing from $2 per million tokens, and availability via Cursor, Grok Build, and API, plus benchmark gains across CursorBench, FrontierCode, APEX-Agents, and Terminal-Bench.
- SpaceXAI releases Grok 4.6, claiming GPT-5.6 Sol and Claude Fable 5-level intelligence 9to5Mac
- Introducing Grok 4.6 x.ai
- Grok Gets Cursor-Driven Upgrade, Claims to Be Competitive With Top Models Gizmodo
- SpaceX Just Unveiled Grok 4.6. Musk Calls it “Objectively #1” In AI. Anthropic, OpenAI and This Stock May Be in Trouble. Yahoo Finance
- SpaceX Jumps: New Grok Model Released; Elon Musk Holds Companywide Meeting Investor's Business Daily
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