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4 posts about Model Launch from Simon Carter.
OpenAI's Images 2.5 replaces 2.0 across all ChatGPT tiers and the API, cutting latency by 50% and adding Sketch, comment editing, and two new model IDs.
OpenAI launched GPT-6 Astra on 3 September 2026, with Greg Brockman calling it a generational leap and suggesting it may represent AGI.
Anthropic launches Claude Fable 5.1 with cache reads cut 75% to $0.25/MTok, saving up to 45% on agentic workloads. Mythos 5.1 stays restricted.
Anthropic launches Claude Fable 5 with a 1M-token context window, $10/$50 pricing, and a safety-classifier fallback — plus a restricted Mythos 5 for Project Glasswing partners.