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Ace Step

Studio is in early access; availability resolves per project after sign-in.

Endpoints

5 under review. Cataloged is not the same as executable: Studio resolves which endpoints a project can run.

Endpoint	Task	Catalog status	Inputs
`fal-ai/ace-step`	unknown	Under review	14 fields · requires tags
`fal-ai/ace-step/audio-inpaint`	unknown	Under review	19 fields · requires tags, audio_url
`fal-ai/ace-step/audio-outpaint`	unknown	Under review	16 fields · requires tags, audio_url
`fal-ai/ace-step/audio-to-audio`	unknown	Under review	18 fields · requires tags, audio_url, original_tags
`fal-ai/ace-step/prompt-to-audio`	unknown	Under review	14 fields · requires prompt

Ethen has not published Studio pricing for this family.

fal.ai's published rate text for 5 of 5 endpoints, as captured September 19, 2026:

fal-ai/ace-stepYour request will cost $0.0002 per second of generated audio.For $1 you can run generate 5000 seconds (83 minutes) of music from lyrics.
fal-ai/ace-step/audio-inpaintYour request will cost $0.0002 per second of generated audio.For $1 you can run generate 5000 seconds (83 minutes) of music from lyrics.
fal-ai/ace-step/audio-outpaintYour request will cost $0.0002 per second of generated audio.For $1 you can run generate 5000 seconds (83 minutes) of music from lyrics.
fal-ai/ace-step/audio-to-audioYour request will cost $0.0002 per second of generated audio.For $1 you can run generate 5000 seconds (83 minutes) of music from lyrics.

Captured September 19, 2026 from the fal.ai catalog. Family falfam/fal-ai-ace-step, catalog tier C.