Anthropic Opens Skills Standard, OpenAI Releases Coding Model, Google Launches Gemini 3 Flash
The end of 2025 brings major AI updates from Anthropic, OpenAI, and Google, focusing on open standards, advanced coding agents, and cost-effective reasoning.
Anthropic transforms its Skills feature into an open standard so that repeatable Claude workflows port easily across different AI platforms. The company also launches a directory of pre-built skills from major tech companies like Notion, Canva, and Figma, while giving administrators new options to provision and edit these tools directly from their settings.
OpenAI releases GPT-5.2-Codex, a version of its latest model optimized specifically for its coding agent to handle long-horizon work, large refactors, and Windows environments. This update brings significantly stronger cybersecurity capabilities, leading OpenAI to pilot an invite-only program for vetted security professionals as it carefully balances defensive impact with safety safeguards.
Google introduces Gemini 3 Flash as a fast, cost-effective frontier model designed for high-frequency development workflows and complex reasoning. Despite its lower token cost, the new model outperforms all previous Gemini 2.5 models and the Gemini 3 Pro in coding benchmarks, making it a powerful tool for tasks requiring advanced tool use and multimodal capabilities.