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GENERATION API CALLS
3D Model Generation

Nvidia

This page is auto-generated from model configurations. Last updated: 2026-11-09.

This reference lists all available Nvidia 3d generation models and their parameters. Use these parameter names when calling the Generation API.


Generate a 3D skeleton animation from one or more text prompts with NVIDIA Kimodo. Outputs a BVH animation on the SOMA skeleton, plus the raw NPZ data.

Model ID: model_nvidia-kimodo-text-to-motion

Capabilities: txt23d

LLM Markdown: https://app.scenario.com/api/models/model_nvidia-kimodo-text-to-motion/markdown

Parameter Type Required Default Min Max Allowed Values Description
prompts string_array Yes - - - - The motions to generate, played in order with smooth transitions. Start each one with “A person…” and keep it to one or two actions. For example: “A person walks forward”, then “A person sits down”.
durations number_array No 5 1 10 - How long each prompt’s motion lasts, in seconds. Give a single value to use for all prompts, or one value per prompt.
constraints file No - - - - Optional JSON file of Kimodo constraints: full-body keyframes, hand or foot positions, or a ground path for the character to follow. Set each constraint at a frame number, counted from the start of the whole sequence at 30 frames per second. Positions are Y-up, in meters, relative to where the motion starts.
numOutputs number No 1 1 4 - How many alternative motions to generate for the same prompts.
numInferenceSteps number No 100 10 200 - Number of denoising steps. Fewer steps are faster; more steps give higher quality.
guidanceScale number No 2 0 10 - How closely the motion follows your prompts.
guidanceType string No separated - - nocfg, regular, separated None (nocfg) turns guidance off, Regular (regular) applies the guidance scale, and Separated (separated) applies the guidance scale to the prompts and the constraint guidance scale to the constraints.
constraintGuidanceScale number No 2 0 10 - How closely the motion follows your constraints. Used in Separated guidance mode only.
numTransitionFrames number No 5 0 30 - Number of frames used to blend one prompt’s motion into the next.
firstHeadingAngle number No 0 -6.2832 6.2832 - The direction the character faces at the start, in radians around the vertical (Y) axis. 0 faces +Z.
postProcessing boolean No true - - - Reduces foot sliding and snaps the motion onto your constraints.
seed number No - 0 2147483647 - Used to reproduce previous results
bvhStandardTPose boolean No false - - - Writes the BVH with a standard T-pose as its rest pose, instead of the skeleton’s default rest pose.