The Archive

Commentary on xAI/Musk's delay in open-sourcing Grok 3, questioning gap between stated and actual open-source commitment.

xAI releases Grok Voice Think Fast 1.0, a voice agent API for real-time conversational AI applications.

X's AI-powered custom timelines are replacing Communities, with Grok-curated feeds...and new ad slots.

LLM evaluation on feature model analysis using semi-formal blueprints shows reasoning-optimized models (Grok 4, Gemini 2.5 Pro) achieve 88-89% accuracy vs solver oracles.

Dual-aspect evaluation framework for 4 LLMs (GPT-4o, Claude 3 Opus, Gemini 1.5 Pro, Grok-1) on Vietnamese legal text simplification: accuracy, readability, consistency.

xAI launches Grok speech-to-text and text-to-speech APIs with multilingual support and simple pricing model.

Grok Imagine API offers video generation with stated advances in quality, cost, latency.

Grok Business and Enterprise editions launched with enterprise-grade features.

Grok Collections API provides RAG functionality integrated into xAI's API.

Grok Voice Agent API available to developers, extending voice capabilities.

Grok 4.1 Fast with tool-calling agent APIs enables multi-step task automation.

xAI expands to Saudi Arabia via HUMAIN partnership for global Grok deployment.

xAI releases Grok 4.1 to all users across web, X platform, and mobile apps.

xAI introduces Grok 4 Fast, a cost-efficient reasoning model optimized for speed.

xAI releases grok-code-fast-1, a lightweight agentic coding model for cost-efficient code generation.

xAI releases Grok 4 with native tool use and real-time search; introduces SuperGrok Heavy tier with Grok 4 Heavy.

xAI unveils early preview of Grok 3, emphasizing advanced reasoning and agentic capabilities.

xAI improves Grok with faster speed, enhanced reasoning, and multilingual support across X platform.

xAI integrates Aurora, an autoregressive image generation model, into Grok on X platform.

xAI releases Grok-2 and Grok-2 mini models, expanding its foundation model lineup.

xAI secures $6B Series B funding round, signaling strong investor confidence in its Grok models.

Grok-1.5 Vision Preview introduces xAI's first multimodal model bridging digital and physical worlds.

Connecting the digital and physical worlds with our first multimodal model.

Grok-1.5 released with 128K token context and improved reasoning; available on X platform.

xAI open-sources Grok-1, a 314B parameter MoE model with weights and architecture released.

xAI introduces Grok, an AI assistant designed to answer broad questions with Hitchhiker's Guide theming.