… Developers can access Fable 5 through the Claude API using the claude-fable-5 model name. Anthropic Anthropic claude Claude fable 5 Claude mythos 5 Report a problem with this article
… Today, OpenAI launched the full version of GPT-5.5-Cyber through a limited release for verified defenders. On CyberGym, GPT-5.5-Cyber scored 85.6%, compared with 81.8% for GPT-5.5 and 83.8% for Claude Mythos 5 . …
… With this milestone, Anthropic has beaten OpenAI, its chief rival, in both valuation and revenue. …
… OpenAI's newest model family, GPT 5.6, was announced just yesterday, but isn't available for everyone yet. In its announcement , OpenAI also said that access to these models is initially limited to a select group of trusted partners and organizations, with broader access planned later this year. …
… Dynamic workflows are available in the Claude Code Enterprise, Team, and Max plans. Anthropic now allows users to control effort on claude.ai and Cowork, similar to features that OpenAI's Codex and ChatGPT have offered for months. …
… OpenAI highlighted that Jalapeño was built from the ground up for current and future LLM workloads, rather than being a general-purpose accelerator adapted for AI. Despite heavy competition from Gemini, Claude, Copilot, and others, ChatGPT remains the most used AI platform in the world. …
… OpenAI co-founder and former Tesla AI director Andrej Karpathy joined Anthropic’s pre-training team in May. …
… Anthropic has made coding a central part of its AI strategy through Claude Code and its Claude model family. The company has continued improving that area, with Claude Opus 4.8 offering upgrades for coding and other agentic tasks, along with the now-unavailable Mythos and Fable models. …
… Anthropic also announced a similar initiative with Claude Security and Project Glasswing , which focus on scanning codebases, validating findings, and suggesting patches for human review. …
… Chat with: GPT-4o, GPT-4 Turbo, GPT-4, GPT-3.5 OpenAI Claude 3 Opus, Claude 3 Sonnet, Claude 3 Haiku, Claude 2.1, Claude Instant 1.2 Anthropic Gemini Pro 1.5, Gemini Pro 1.0 GoogleAI Llama 3, Llama 2 MetaAI MistralAI Command Cohere Comprehensive writing tools Keyword Research Blog Article Generator… …
