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API Documentation

Generate video

Generate a video from a single image and audio file (or text input). Image and audio files must be provided via a publicly accessible URL. Maximum video length is 1 hour.

Code Samples

curl --request POST \
  --url https://infinity.ai/api/v2/generate \
  --header 'accept: application/json' \
  --header 'authorization: Bearer YOUR_API_TOKEN' \
  --header 'content-type: application/json' \
  --data '
{
  "resolution": "320",
  "crop_head": false,
  "expressiveness": 0.5,
  "img_url": "https://6ammc3n5zzf5ljnz.public.blob.vercel-storage.com/inf2-defaults/cool_man-AZGi3AIjUGN47rGxA8xdHMBGr1Qqha.png",
  "audio_url": "https://6ammc3n5zzf5ljnz.public.blob.vercel-storage.com/cool_man-eUP4h3ET8OHCP2ScZvei5CVnQUx2Mi.mp3"
}
'

Parameters

Name	Type	Required	Description
img_url	string	Yes	A publicly accessible URL to the input image file.
audio_url	string	No	A publicly accessible URL to the input audio file. If not provided, user must provide both voice_id AND text.
voice_id	string	No	Unique identifier to select the desired voice. Refer to table below for available options.
text	string	No	The desired transcript for the character to speak.
resolution	string	Yes	The desired resolution of the output video. Available options: '320', '512', '640'.
crop_head	boolean	Yes	If true, the video will be cropped to focus on the head region. Set to false to use the original aspect ratio and zoom level of your input image.
expressiveness	float	No	Float ranging from 0 to 1 (inclusive). Higher values result in more emotion / movement. Default value of 1.

Available Voices for Text-to-Speech

Voice Name / Description	Voice ID	Preview

Adam - British male	NFG5qt843uXKj4pFvR7C
African American - Female	CBHdTdZwkV4jYoCyMV1B
African American - Male	gYr8yTP0q4RkX1HnzQfX
Alex - Male	LXVY607YcjqxFS3mcult
Amelia - British female	ZF6FPAbjXT4488VcRRnw
Announcer - British man	NYC9WEgkq1u4jiqBseQ9
Archer - British male	L0Dsvb3SLTyegXwtm47J
Ava - American female	ZkXXWlhJO3CtSXof2ujN
Brittney - American female	kPzsL2i3teMYv0FxEYQ6
Chinese American - Female	ngiiW8FFLIdMew1cqwSB
Chinese American - Male	gAMZphRyrWJnLMDnom6H
Cowboy	qNkzaJoHLLdpvgh5tISm
Danielle - American female	FVQMzxJGPUBtfz1Azdoy
Demon Bartholomeus	L5Oo1OjjHdbIvJDQFgmN
Demon Monster	vfaqCOvlrKi4Zp7C2IAm
Femme Fetale - Female	eVItLK1UvXctxuaRV2Oq
Frederick - British male	j9jfwdrw7BRfcR43Qohk
French - Female	txtf1EDouKke753vN8SL
French - Male	IHngRooVccHyPqB4uQkG
George - British male	JBFqnCBsd6RMkjVDRZzb
German - Female	AnvlJBAqSLDzEevYr9Ap
Grandpa - American	NOpBlnGInO9m6vDvFkFC
Indian - Female	BY77WcifAQZkoI7EftFd
Indian - Male	siw1N9V8LmYeEWKyWBxv
Italian - Female	BZc8d1MPTdZkyGbE9Sin
Italian - Male	t3hJ92dgZhDVtsff084B
Ivan the Mighty	pO3rCaEbT3xVc0h3pPoG
Ivy - American female	i4CzbCVWoqvD0P1QJCUL
Julian - British male	7p1Ofvcwsv7UBPoFNcpI
Maribeth - American female	JEAgwU0JZFGxl2KjC3if
Mia - Raspy American female	rCuVrCHOUMY3OwyJBJym
Neil - British male	FMQtISLdv5RvjpHBgf60
Nigerian - Female	A8rwEcJwudjohY1gjPfa
Old Wizard	JoYo65swyP8hH6fVMeTO
Romanian - Female	gbLy9ep70G3JW53cTzFC
Rosie - Young girl	LT7npgnEogysurF7U8GR
Sam - American male	ZRwrL4id6j1HPGFkeCzO
Sophia - Female	LtPsVjX1k0Kl4StEMZPK
Southern Accent - Male	sTgjlXyTKe3nwbzzjDAZ
Tex - American male	hKUnzqLzU3P9IVhYHREu
Toddler	bn5HJAJ1igu4dFplCXkQ
Vallerie - Old British female	mLJVsC2pwqCmmrBUAzg6
Villain - Female	flHkNRp1BlvT73UL6gyz
Villain - Male	INDKfphIpZiLCUiXae4o
Vivian - Australian Female	luVEyhT3CocLZaLBps8v
Whispering - Female	nbk2esDn4RRk4cVDdoiE

Get generation with Job ID

Retrieve the status and video URL for a submitted generate job.

Code Samples

curl --request GET \
  --url https://infinity.ai/api/v2/generations/be32c40e-4fb5-4c62-8ba1-bce223e6bf42 \
  --header 'authorization: Bearer YOUR_API_TOKEN'

List all video generations

Returns no more than 50 generations per request. Use limit and offset query parameters to paginate over results.

Code Samples

curl --request GET \
  --url https://infinity.ai/api/v2/generations?limit=10&offset=10 \
  --header 'authorization: Bearer YOUR_API_TOKEN'