Use Gemini Omni 1.1 Flash through Rivya Public API v1 with model id gemini-omni-flash-1-1, supported inputs, parameters, Files API rules, credits, and response examples.

Available via APIText or URL ready; reference modes use Files APIVideo

API model id

gemini-omni-flash-1-1

Inputs

text, file

Files API

Required for reference modes

Base credits

per_video · 4=45 · 6=60 · 8=75 · 10=90 · 4k_4=105 · 4k_6=120 · 4k_8=135 · 4k_10=150 · withVideo=120 · withVideo4k=180 · ⌈total⌉

Capability

Video

Billing

FIXED

Prompt limit

20000 characters

Request contract

Send the model id at the top level. Model-specific controls belong in params.

Key	Type	Required	Default	Description
model	string	Yes	gemini-omni-flash-1-1	Use the gemini-omni-flash-1-1 API model id.
prompt	string	Yes	-	Maximum 20000 characters for this model.
params	object	No	-	Model-specific parameter object. Use the rows below for allowed keys.
client_request_id	string	No	-	Optional client-side id for tracing requests in your system.

Model parameters

Key	Type	Required	Default	Range	Options	Description
reference_mode	select	No	reference	-	reference, frames	Reference mode
resolution	select	No	720p	-	360p, 720p, 1080p, 4k	Resolution
duration	select	No	4	-	4, 6, 8, 10	Duration
aspect_ratio	select	No	16:9	-	16:9, 9:16	Aspect ratio
seed	number	No	-	min 0 / max 2147483647	-	Leave it empty for a new random result each time. Reusing the same integer makes it easier to reproduce or fine-tune a previous result. It stays closer only when the prompt and other key settings also remain similar, and it is not a guaranteed 1:1 match.
video_start	number	No	-	min 0 / max 30	-	Video start (seconds)
video_ends	number	No	-	min 0 / max 30	-	Video end (seconds)

Upload policy

Upload reference files first, then place the returned URL and duration token inside params.referenceMediaItems.

Reference rule

Reference assets: Use up to seven images at 20 MB each, or one video up to 95 MB and 30 seconds with up to five images. Select a video segment no longer than 10 seconds. Audio and character asset IDs are not supported. Frames mode accepts one start image or a start/end pair, without other references.

Max files

Accepted file kinds

image, video

Duration token

Video and audio references should carry durationToken from /api/v1/files when duration verification is required.

kind	Max size	MIME types
image	20 MB	image/jpeg, image/png, image/webp
video	95 MB	video/mp4, video/quicktime

Minimal request

{
  "model": "gemini-omni-flash-1-1",
  "prompt": "A cinematic product reveal with smooth camera movement",
  "params": {
    "reference_mode": "reference",
    "resolution": "720p",
    "duration": "4",
    "aspect_ratio": "16:9",
    "seed": 0,
    "video_start": 0,
    "video_ends": 0
  }
}

Reference-file request

{
  "model": "gemini-omni-flash-1-1",
  "prompt": "A cinematic product reveal with smooth camera movement",
  "params": {
    "reference_mode": "reference",
    "resolution": "720p",
    "duration": "4",
    "aspect_ratio": "16:9",
    "seed": 0,
    "video_start": 0,
    "video_ends": 0,
    "referenceMediaItems": [
      {
        "url": "https://cdn.example.com/reference-image.png",
        "kind": "image",
        "name": "reference-image.png",
        "mimeType": "image/png"
      }
    ]
  }
}

Create response

The create endpoint returns a public task id. Poll the status endpoint until the task succeeds or fails.

{
  "id": "task_gemini_omni_flash_1_1_example",
  "status": "queued",
  "model": "gemini-omni-flash-1-1",
  "reserved_credits": 45,
  "final_credits": 0,
  "settlement_status": "RESERVED",
  "created_at": "2026-05-11T00:00:00.000Z",
  "updated_at": "2026-05-11T00:00:00.000Z",
  "result": null,
  "error": null
}

Common errors

validation_failed, insufficient_credits, idempotency_conflict, rate_limited, not_found

Some modes require Files API reference uploads.

Gemini Omni 1.1 Flash API Integration