Releases

SpaceXAI made Grok models including the cost-efficient Grok 4.3 available through Amazon Bedrock.

SpaceXAI moved Imagine Video 1.5 out of preview into general API availability with improved quality and speed.

Anthropic suspended access to Claude Fable 5 and Mythos 5 after a US government export-control directive concerning model safeguards.

Google releases DiffusionGemma as an open diffusion-based model in the Gemma ecosystem.

Cohere established its compact North Small family with North Mini Code for developer workflows.

Cohere launched its first compact model built specifically for developer and coding workflows.

Anthropic released Claude Mythos 5 to a limited set of vetted cybersecurity partners through trusted-access programs.

Anthropic released Claude Fable 5, a Mythos-class model adapted with safeguards for general use across Claude products and the API.

NVIDIA made the 550-billion-parameter Nemotron 3 Ultra open model available for long-running agent workflows.

SpaceXAI released grok-imagine-video-1.5-preview through the API for image-to-video generation.

Microsoft AI announces MAI-Voice-2 Flash as a lower-cost, ultra-efficient speech-generation variant.

Microsoft AI launches MAI-Voice-2 with natural multilingual speech generation and safeguarded short-sample voice adaptation.

Microsoft AI launches MAI-Transcribe-1.5 with high-speed transcription and support for domain terminology across 43 languages.

Microsoft AI launches a lower-cost, latency-optimized Flash variant of MAI-Image-2.5.

Microsoft AI launches MAI-Image-2.5 for high-fidelity text-to-image generation and controllable image editing.

Microsoft AI launches MAI-Code-1-Flash, an efficient agentic coding model integrated into GitHub Copilot and VS Code.

Microsoft AI launches MAI-Thinking-1, its flagship in-house reasoning model for complex instructions, mathematics and coding.

Moonshot previewed an intermediate K2-generation model before Kimi K3.

NVIDIA launched Cosmos 3 as an open frontier world foundation model for physical AI and formed the Cosmos Coalition.

NVIDIA introduced a 34-billion-parameter open reasoning vision-language-action model for level 4 robotaxi development.

Anthropic released Claude Opus 4.8 with stronger coding, agentic, computer-use, and professional-work capabilities plus dynamic workflows in Claude Code.

Perplexity open-sourced Bumblebee, a security framework for agent systems.

Mistral AI released Mistral Medium 3.5 with improved agentic and enterprise production capabilities.

Cohere released Command A+, a 218B-total/25B-active MoE model for multilingual, multimodal reasoning and agentic work.

Google introduces Gemini Omni, a native multimodal model family designed to accept and generate across multiple media, beginning with video.