{"slug": "grok-4-5-is-so-cheap-compared-to-fable-5-and-gpt-5-5-that-benchmark-gaps-may-not", "title": "Grok 4.5 is so cheap compared to Fable 5 and GPT 5.5 that benchmark gaps may not matter much", "summary": "XAI released Grok 4.5, a large language model trained on tens of thousands of Nvidia GB300 GPUs. Despite trailing Fable 5 and GPT-5.5 in coding benchmarks, Grok 4.5 costs $2 per million input tokens, a fraction of competitors, and uses 4.2 times fewer tokens than Opus 4.8. EU availability is expected in mid-July.", "body_md": "xAI releases Grok 4.5, trained on tens of thousands of Nvidia GB300 GPUs. In coding benchmarks, the model trails Fable 5 and GPT-5.5 but needs 4.2 times fewer tokens than Opus 4.8. At $2 per million input tokens, it costs a fraction of the competition. EU availability is expected in mid-July.\n\nThe article [Grok 4.5 is so cheap compared to Fable 5 and GPT 5.5 that benchmark gaps may not matter much](https://the-decoder.com/grok-4-5-is-so-cheap-compared-to-fable-5-and-gpt-5-5-that-benchmark-gaps-may-not-matter-much/) appeared first on [The Decoder](https://the-decoder.com).", "url": "https://wpnews.pro/news/grok-4-5-is-so-cheap-compared-to-fable-5-and-gpt-5-5-that-benchmark-gaps-may-not", "canonical_source": "https://the-decoder.com/grok-4-5-is-so-cheap-compared-to-fable-5-and-gpt-5-5-that-benchmark-gaps-may-not-matter-much/", "published_at": "2026-07-08 19:01:44+00:00", "updated_at": "2026-07-08 19:15:34.640578+00:00", "lang": "en", "topics": ["large-language-models", "ai-products", "ai-infrastructure", "ai-chips"], "entities": ["xAI", "Grok 4.5", "Nvidia", "GB300", "Fable 5", "GPT-5.5", "Opus 4.8"], "alternates": {"html": "https://wpnews.pro/news/grok-4-5-is-so-cheap-compared-to-fable-5-and-gpt-5-5-that-benchmark-gaps-may-not", "markdown": "https://wpnews.pro/news/grok-4-5-is-so-cheap-compared-to-fable-5-and-gpt-5-5-that-benchmark-gaps-may-not.md", "text": "https://wpnews.pro/news/grok-4-5-is-so-cheap-compared-to-fable-5-and-gpt-5-5-that-benchmark-gaps-may-not.txt", "jsonld": "https://wpnews.pro/news/grok-4-5-is-so-cheap-compared-to-fable-5-and-gpt-5-5-that-benchmark-gaps-may-not.jsonld"}}