ChatGPT just solved an open math problem

OpenAI launched new speech-to-text and text-to-speech models in its API with state-of-the-art accuracy and first-ever instruction-based voice customization, enabling developers to build more powerful and personalized voice agents for customer service, transcription, and creative applications.

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ChatGPT 5.5 Pro autonomously solved open mathematics problems at PhD-level in under two hours, with experts confirming its approach was completely original. This represents a watershed moment where AI capabilities may fundamentally reshape what constitutes meaningful mathematical research contribution.

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Cohere released Command A+ as an open-source MoE model under Apache 2.0, delivering major performance gains in agentic tasks, multimodal understanding, and multilingual capabilities while enabling efficient deployment on minimal hardware. This release advances sovereign AI by giving enterprises full control over enterprise-grade agentic capabilities.

Hugging Face

OlmoEarth v1.1 cuts compute costs by up to 3x compared to v1 by using a more efficient tokenization method for satellite imagery, while maintaining similar performance on remote sensing benchmarks. This enables more organizations to deploy planet-scale environmental monitoring and mapping applications.

Google introduced Managed Agents on Gemini API, providing developers with hosted AI agents that include Google-managed Linux environments accessible via single API calls, with customizable instructions and tools defined in Markdown.