Minimax H3 Prompt Engineer · RunningHub

A ComfyUI node in MiniMax H3/Prompt Engineer with 20 inputs and 4 outputs.

By colorAi·Created 22 days ago·Updated 19 days ago· 19

◄runninghub_api_key►

◄runninghub_siteRunningHub Global (.ai)►

◄model▾►

◄custom_model►

◄task_mode▾►

◄user_request►

◄duration_seconds5.17►

◄reference_context►

◄temperature0.20►

◄top_p0.90►

◄max_tokens4096►

◄reasoning_effort▾►

◄timeout_seconds120►

◄image_max_side1536►

◄auto_repairtrue►

◄strict_validationtrue►

CategoryMiniMax H3/Prompt Engineer

Inputs (20)

Name	Type	Default	Description
runninghub_api_key	STRING		—
runninghub_site	COMBO	RunningHub Global (.ai)	2 options: RunningHub Global (.ai), RunningHub China (.cn)
model	COMBO		62 options: qwen/qwen3.6-plus, anthropic/claude-fable-5, anthropic/claude-haiku-4.5, anthropic/claude-haiku-4.5-saver, anthropic/claude-opus-4.5, anthropic/claude-opus-4.6, +56
custom_model	STRING		—
task_mode	COMBO		5 options: T2VA · Text to Audiovisual, I2VA · First Frame to Audiovisual, FL2VA · First and Last Frames to Audiovisual, L2VA · Last Frame to Audiovisual, FULL_REFERENCE · Full Reference
user_request	STRING		—
duration_seconds	FLOAT	5.170.2–300	—
reference_context	STRING		—
temperature	FLOAT	0.200–2	—
top_p	FLOAT	0.900–1	—
max_tokens	INT	4096512–32768	—
reasoning_effort	COMBO		4 options: none, low, medium, high
timeout_seconds	INT	12010–600	—
image_max_side	INT	1536512–4096	—
auto_repair	BOOLEAN	true	—
strict_validation	BOOLEAN	true	—
creative_presetsopt	H3_CREATIVE_PRESET		—
first_frameopt	IMAGE		—
last_frameopt	IMAGE		—
reference_imagesopt	IMAGE		—