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Inkling 975B Open-Weight Model and Grok Terminal Agent Lead This Week's AI Releases

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The week's AI tooling saw two notable releases targeting developers and enterprise teams. Grok Build, a Rust-based terminal coding agent by xAI, lets users edit files, run shell commands, and search the web directly from the terminal, with a headless mode for CI pipeline integration. Inkling, a 975-billion-parameter Mixture-of-Experts model with only 41 billion active parameters per inference pass, offers a 1-million-token context window and native multimodal reasoning, and is available for fine-tuning on the Tinker platform. Its MoE architecture means inference costs align with active rather than total parameters, making it cost-competitive with smaller dense models. NVIDIA also released three open embedding models — an 8B and two 1B variants — supporting 32k context windows and targeting different retrieval cost-performance tradeoffs in production environments.

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