For professional-grade productions, relying on advanced AI or premium toolsets can save hundreds of hours of production time.
AutoLipSync Pro is a powerful Blender add‑on that automatically generates lip sync animations from speech audio—completely offline, with no internet required. It uses advanced voice recognition to analyze audio, convert speech to text, and map phonemes to viseme shape keys or pose actions.
Click (or Bake Audio ). Blender will process the audio track and instantly populate your timeline with keyframes. Press Play to see your character speak. Tips for Polishing Automated Lip Sync auto lip sync blender
# Reset it to 0.0 a few frames later so it doesn't stay stuck open key_blocks[viseme].value = key_blocks[viseme].keyframe_insert(data_path= , frame=frame + # To test: select your mesh and run # apply_lip_sync(bpy.context.active_object, lip_sync_data) Use code with caution. Copied to clipboard 5. Advanced Considerations for Polish Dynamic Falloff:
Master Blender: How to Use the New Built-In Auto Lip Sync Tool Click (or Bake Audio )
Is your character rig using or a Bone-based armature ?
If prompted by the add-on preferences, point the path to the executable file of the Rhubarb command-line application on your computer. Step 3: Import and Set Up Audio Open the or Timeline workspace in Blender. Tips for Polishing Automated Lip Sync # Reset it to 0
In the add-on preferences, point the file path to where you extracted the Rhubarb executable application. Step 3: Run the Automation
There are several ways to achieve auto lip sync depending on your character type (3D mesh vs. 2D Grease Pencil).
You cannot auto lip sync a random mesh. Your character requires a . The standard is 10-15 shape keys :