{"slug": "inception-s-mercury-3-diffusion-model-claims-to-beat-gpt-6-luna-and-claude-haiku", "title": "Inception's Mercury 3 diffusion model claims to beat GPT-6 Luna and Claude Haiku 5.5 at a fraction of the wait", "summary": "Inception claims its Mercury 3 diffusion language model runs four to eight times faster than GPT-6 Luna and Claude Haiku 5.5 and beats both on eight of 12 benchmarks, according to the company's own announcement. Inception calls Mercury 3 the most capable diffusion language model released so far, but no independent tests of the claims have been published.", "body_md": "Inception says Mercury 3 is the most capable diffusion language model released so far. The company claims it runs four to eight times faster than GPT-6 Luna and Claude Haiku 5.5 and beats both in eight of 12 benchmarks. There are no independent tests yet.\n\nThe article [Inception's Mercury 3 diffusion model claims to beat GPT-6 Luna and Claude Haiku 5.5 at a fraction of the wait](https://the-decoder.com/inceptions-mercury-3-diffusion-model-claims-to-beat-gpt-6-luna-and-claude-haiku-5-5-at-a-fraction-of-the-wait/) appeared first on [The Decoder](https://the-decoder.com).", "url": "https://wpnews.pro/news/inception-s-mercury-3-diffusion-model-claims-to-beat-gpt-6-luna-and-claude-haiku", "canonical_source": "https://the-decoder.com/inceptions-mercury-3-diffusion-model-claims-to-beat-gpt-6-luna-and-claude-haiku-5-5-at-a-fraction-of-the-wait/", "published_at": "2026-10-21 14:45:45+00:00", "updated_at": "2026-10-21 15:11:00.342980+00:00", "lang": "en", "topics": ["large-language-models", "generative-ai", "artificial-intelligence", "ai-research"], "entities": ["Inception", "Mercury 3", "GPT-6 Luna", "Claude Haiku 5.5", "The Decoder"], "also_reported_by": [], "alternates": {"html": "https://wpnews.pro/news/inception-s-mercury-3-diffusion-model-claims-to-beat-gpt-6-luna-and-claude-haiku", "markdown": "https://wpnews.pro/news/inception-s-mercury-3-diffusion-model-claims-to-beat-gpt-6-luna-and-claude-haiku.md", "text": "https://wpnews.pro/news/inception-s-mercury-3-diffusion-model-claims-to-beat-gpt-6-luna-and-claude-haiku.txt", "jsonld": "https://wpnews.pro/news/inception-s-mercury-3-diffusion-model-claims-to-beat-gpt-6-luna-and-claude-haiku.jsonld"}}