GET

/v1/schemas/fal/image/minimax/h3-image/text-to-image?kind=output

Accept:

kind outputactivity imagehash 9902a80a…extracted Nov 11, 2026version currentsource upstream spec ↗

field	recorded source
schema	Source linked above. upstream-spec Source trace `a6955b62b9574966c688cf47a1816673017a94af4f56d9a4a51853aee7a02ca1` { "fetchedAt": 1794373202, "extractorVersion": "2", "verifiedAt": null }

Response body

5 properties · 3 required · 4 $defs

property	type	description	constraints
timings*	object	Seconds spent in each generation stage.
has_nsfw_concepts*	boolean[]	Whether each generated image was flagged by the safety checker.
images*	ImageFile[]	The generated images.
usage	ImageUsage	Successful-image usage, including the provider's enhancement conversion.	nullable
actual_prompt	string	The expanded prompt when available; null when expansion was disabled or the partner omitted it.	nullable

Types

4 $defs

ImageFileobject

height	integer	The height of the image	nullable
url*	string	The URL where the file can be downloaded from.
width	integer	The width of the image	nullable
content_type	string	The mime type of the file.	nullable
file_size	integer	The size of the file in bytes.	nullable
file_name	string	The name of the file. It will be auto-generated if not provided.	nullable

ImageUsageobject

Successful-image usage, including the provider's enhancement conversion.

output_tokens_details*	TokenDetails
generated_images*	integer	n ≥ 0
input_tokens*	integer	n ≥ 0
output_tokens*	integer	n ≥ 0
input_tokens_details*	InputTokenDetails
total_tokens*	integer	n ≥ 0

InputTokenDetailsobject

image_tokens*	integer		n ≥ 0
text_tokens*	integer		n ≥ 0

TokenDetailsobject

image_tokens*

integer

n ≥ 0

Validate a payload

before you spend tokens

shell

$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"minimax/h3-image/text-to-image","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}