{"slug": "gpt-5-6-sol-is-out-only-20-partners-can-access-it", "title": "GPT-5.6 Sol Is Out — Only 20 Partners Can Access It", "summary": "OpenAI released GPT-5.6 Sol on June 26, its most capable model, but access is restricted to about 20 organizations individually approved by the US government. The model outperforms Claude Mythos 5 on coding and reasoning benchmarks, with no public waitlist or application process available.", "body_md": "OpenAI’s most capable model to date went live on June 26 — and for the vast majority of developers, it’s completely off-limits. GPT-5.6 Sol, which edges out Claude Mythos 5 on coding and reasoning benchmarks, is accessible only to roughly 20 organizations individually approved by the US government. There’s no public waitlist, no application form. OpenAI says it will reach out to organizations that qualify. Most won’t. What GPT-5.6 Actually Is The 5.6 family introduces a new naming convention. The number marks the generation; Sol, Terra, and Luna denote durable capability tiers that advance on their own schedule. Sol is […]\n\nThe post", "url": "https://wpnews.pro/news/gpt-5-6-sol-is-out-only-20-partners-can-access-it", "canonical_source": "https://byteiota.com/gpt-56-sol-government-access-only/", "published_at": "2026-06-29 20:11:36+00:00", "updated_at": "2026-06-29 20:32:22.028163+00:00", "lang": "en", "topics": ["large-language-models", "artificial-intelligence", "ai-policy", "ai-products"], "entities": ["OpenAI", "GPT-5.6 Sol", "Claude Mythos 5", "US government"], "alternates": {"html": "https://wpnews.pro/news/gpt-5-6-sol-is-out-only-20-partners-can-access-it", "markdown": "https://wpnews.pro/news/gpt-5-6-sol-is-out-only-20-partners-can-access-it.md", "text": "https://wpnews.pro/news/gpt-5-6-sol-is-out-only-20-partners-can-access-it.txt", "jsonld": "https://wpnews.pro/news/gpt-5-6-sol-is-out-only-20-partners-can-access-it.jsonld"}}