workflow-templates-broken-zap-2026-06-08/site/knowledge/blog/ltx-2-open-source-audio-video.md

LTX-2: Open Source Audio-Video AI

Date: 2026-01-08 Source: https://blog.hanzo.ai/p/ltx-2-open-source-audio-video-ai Category: model-release

Key Facts

• Open-source audio-video foundation model from Lightricks
• Synchronously generates motion, dialogue, background noise, and music in a single pass
• Supports Canny, Depth, and Pose video-to-video control
• Keyframe-driven generation
• Native upscaling and prompt enhancement
• Runs efficiently on consumer-grade hardware
• NVFP4 and NVFP8 checkpoints available in partnership with NVIDIA
• Up to 3x faster with 60% less VRAM using NVFP4

Benchmarks

• NVFP4: Up to 3x faster, 60% less VRAM vs standard

Related Templates

• video_ltx2_t2v
• video_ltx2_i2v
• video_ltx2_canny_to_video
• video_ltx2_depth_to_video
• video_ltx2_pose_to_video