model-launch
Everything on Ground Truth tagged “model-launch” — 3 items.
Mistral's first robot model navigates unseen buildings with a single camera News
Mistral released Robostral Navigate, an 8-billion-parameter model that steers robots through buildings they have never seen using one ordinary RGB camera and a plain-language instruction, beating multi-sensor systems that rely on LiDAR and depth cameras.
Grok 4.5 arrives claiming Opus-class quality at a third the price News
SpaceXAI released Grok 4.5, a 1.5-trillion-parameter model priced at $2 per million input tokens and $6 per million output, undercutting frontier rivals roughly threefold while claiming comparable coding quality.
Google's Gemma 4 is a small open multimodal family that skips the image encoder News
Google released Gemma 4, an open-weight model family from 2.3 to 31 billion parameters that natively handles vision and audio, including a 12-billion-parameter variant that ingests raw image and audio patches with no separate encoder.