Gemini Omni 1.2 Flash — video with sound you can edit and extend
Gemini Omni 1.2 Flash is Google's fast video model: describe a shot, start from an image or a pair of frames, guide it with up to 10 reference images, or edit and extend a clip you already have. Every Gemini Omni 1.2 Flash video has native sound and renders at 360p up to 4K; new clips run 3–15 seconds, from $0.021 per second.
- Text to video
- Image and first/last frames
- Up to 10 reference images
- Edit a video
- Extend a video
- Sound in every clip
Try Gemini Omni 1.2 Flash before you write any code
Run Gemini Omni 1.2 Flash with the exact request your code will send. Every parameter the API takes is here.
gemini-omni-1.2-flashfrom $0.021/s
Pick a mode, describe the shot, add the images, frames or video it needs, and submit once. The Gemini Omni 1.2 Flash clip arrives with the exact amount it cost.
Auto picks text, image or reference from the images you add; a video edits by default. Choose Extend to continue a video instead.
Always required: the shot for new videos, the change for an edit, what happens next for an extension. Describe the sound too.
Files are uploaded and sent as URLs.
One image is the start frame; several are subject references. Up to 10 images in total, frames included.
Files are uploaded and sent as URLs.
The clip opens on this image. Add a last frame to interpolate between the two.
Files are uploaded and sent as URLs.
The clip ends on this image. Needs a first frame; up to 10 seconds.
JSON list of {url, role}: first_frame, last_frame, or any other role for a reference. Use this or the frame fields, not both.
Files are uploaded and sent as URLs.
One clip of 15 seconds or less. A Gemini Omni 1.2 Flash edit keeps its length and is billed by it, plus an eighth of it for reading the input.
Instead of uploading, reuse the video of one of your completed Gemini Omni 1.2 Flash tasks by its id.
360p for fast drafts; 1080p and 4K are upsampled and cost more per second.
3–15 seconds, default 10; up to 10 with first and last frames or for an extension. An edit keeps the source length.
16:9 landscape or 9:16 portrait.
Estimated at current rates from the mode, resolution, length and the length of a video you edit.
Try one of these prompts
Gemini Omni 1.2 Flash pricing
Gemini Omni 1.2 Flash is billed per second of video at a rate set by the resolution. Sound is always included. An edit is billed by the source video's length, an extension by the added seconds; both add an eighth of the source length for reading the input video.
- Gemini Omni 1.2 Flash
- $0.63/clip
- Gemini Omni 1.2 Flash
- 952seconds
All Gemini Omni 1.2 Flash prices come from the rates that bill your account. New clips bill their duration; an edit bills the source length and an extension the new part, each plus an eighth of the source length (whole seconds, rounded up). Failed requests are not charged.
| Category | PricePrice · 1 second |
|---|---|
| 360p | $0.021 |
| 720p | $0.063 |
| 1080p | $0.09492 |
| 4K | $0.18984 |
What is Gemini Omni 1.2 Flash?
Gemini Omni 1.2 Flash is Google's multimodal video model for fast generation, conversational editing and cinematic control, updated in November 2026. One Gemini Omni 1.2 Flash call makes a 3–15 second clip with native sound from a prompt, an image, a first and last frame, or up to 10 reference images.
Gemini Omni 1.2 Flash also works on video you already have: edit a clip with a short instruction, or extend it by up to 10 seconds. On SeedRouter it has one model ID, gemini-omni-1.2-flash; you send one request, get a task ID, and collect the MP4 when it is ready. Every video carries Google's invisible SynthID watermark.
In our tests on November 6, 2026, 720p Gemini Omni 1.2 Flash clips of 5–8 seconds came back as MP4 (H.264) at 1280 × 720 with a stereo AAC track, 66–86 seconds after submission; an edit of a 3-second clip kept its length. Gemini Omni 1.1 Flash requests move to 1.2 at Google on December 3, 2026.
Two ways to use Gemini Omni 1.2 Flash
Call Gemini Omni 1.2 Flash from your backend, or hand the job to a coding agent.
Call the API
Send the Gemini Omni 1.2 Flash request from your server, keep the task ID, and read the finished clip from the task.
- 1Create an API key
- 2POST the request for your mode
- 3Poll the task until the video is ready
Let an agent do it
Copy a ready Gemini Omni 1.2 Flash prompt into Claude Code, Codex or Cursor. It asks before spending and downloads the result.
- 1Copy the prompt
- 2Paste it into your agent and describe the shot
- 3Approve the cost, then get the video
What Gemini Omni 1.2 Flash is good at
Gemini Omni 1.2 Flash fits work where a shot needs sound and a few rounds of changes before it is right.
Up to 15 seconds
One Gemini Omni 1.2 Flash call covers 3 to 15 seconds, default 10, with dialogue, music or effects.
360p drafts, 4K finals
Try Gemini Omni 1.2 Flash ideas at 360p for a fraction of the price, then render the one you keep at 1080p or 4K.
First and last frames
Give Gemini Omni 1.2 Flash where the shot starts and ends, and it fills the motion between them.
Subject references
Add several images of a character or product so Gemini Omni 1.2 Flash keeps it recognisable in the new shot.
Edit by instruction
Change one thing in a clip, such as the weather or a prop, and tell Gemini Omni 1.2 Flash to keep everything else the same.
Extend a clip
Continue a Gemini Omni 1.2 Flash video, or your own, by up to 10 seconds and get the whole thing back.
What teams use Gemini Omni 1.2 Flash for
Social video
Gemini Omni 1.2 Flash clips in 9:16 for Reels and TikTok or 16:9 for YouTube, with sound already in.
Product spots
Keep a product consistent with reference images and render short Gemini Omni 1.2 Flash ads at 1080p or 4K.
Fix a shot without a reshoot
Remove or change an object in an existing clip with one Gemini Omni 1.2 Flash edit.
Longer scenes
Add up to 10 seconds to a Gemini Omni 1.2 Flash clip of 15 seconds or less to finish a scene without starting over.
Previs and storyboards
Turn a first and last storyboard frame into a moving Gemini Omni 1.2 Flash shot to check timing.
In-app video
Give your users text-to-video, photo-to-video and edit buttons backed by the Gemini Omni 1.2 Flash API.
Start with Gemini Omni 1.2 Flash in four steps
- 01
Create a key
Sign in, top up any amount, and create an API key for Gemini Omni 1.2 Flash. Credits never expire.
- 02
Send one request
POST the Gemini Omni 1.2 Flash request to /v1/videos/generations with model gemini-omni-1.2-flash, a prompt and the images or video your mode needs.
- 03
Poll the task
Keep the Gemini Omni 1.2 Flash task ID and check it every 10–20 seconds until the status is completed.
- 04
Download the video
Save the hosted Gemini Omni 1.2 Flash URL from the task to your own storage.
Gemini Omni 1.2 Flash at a glance
The facts that decide whether Gemini Omni 1.2 Flash fits the job.
- Clip length
- 3–15 seconds (10 with frames or extend)
- Resolution
- 360p, 720p, 1080p, 4K
- Frames
- First and last frame
- References
- Up to 10 images
- Existing video
- Edit or extend (15 s or less)
- Audio
- Native sound in every clip
- Aspect ratios
- 16:9, 9:16
- Billing
- Per second, by resolution
Need square or 21:9 video, or no sound? Gemini Omni 1.2 Flash makes 16:9 and 9:16 clips and always adds audio; pick another video model for those.
What to know before you start
A prompt is always required
Every Gemini Omni 1.2 Flash run needs a prompt, including edits and extensions. Put negative instructions in the prompt; there is no negative prompt field.
Media is sent as URLs
Send Gemini Omni 1.2 Flash images and videos as public HTTP(S) links, not base64. The Playground uploads files for you.
Edits keep the source length
A Gemini Omni 1.2 Flash edit ignores duration: the output runs as long as the source, and that length is billed, plus an eighth of it for reading the input video.
Results arrive by task
A Gemini Omni 1.2 Flash request returns a task ID first. 4K takes the longest; poll until the video is ready.
Why run Gemini Omni 1.2 Flash on SeedRouter
Pay per second of video
Gemini Omni 1.2 Flash is billed on the seconds in the table above. No subscription, no minimum.
Failed requests are free
If a Gemini Omni 1.2 Flash task ends failed, nothing is charged. You only pay for videos that are delivered.
Credits never expire
Top up once and use the balance for Gemini Omni 1.2 Flash whenever you need it.
Hosted results
Finished Gemini Omni 1.2 Flash clips come back as URLs on our CDN. Keep a copy of anything you need long term.
One balance for every model
The top-up that pays for Gemini Omni 1.2 Flash also pays for the video, image and text models in the catalogue.
Other models on SeedRouter
Same balance and the same task workflow as Gemini Omni 1.2 Flash.
Gemini Omni 1.2 Flash guides
Release notes, pricing and practical guides for Gemini Omni 1.2 Flash.
Guides for this model are on the way.
Gemini Omni 1.2 Flash FAQ
What is Gemini Omni 1.2 Flash?+
Gemini Omni 1.2 Flash is Google's fast multimodal video model, updated in November 2026. It makes a 3–15 second clip with native sound from text, images or a first and last frame, and it can edit or extend an existing video, at 360p, 720p, 1080p or 4K.
How much does Gemini Omni 1.2 Flash cost?+
A 10-second 720p Gemini Omni 1.2 Flash clip costs $0.63. Prices start at $0.021 per second at 360p, sound included; higher resolutions cost more per second. The table on this page shows every current rate.
Is Gemini Omni 1.2 Flash free?+
Not on SeedRouter. Gemini Omni 1.2 Flash is paid per second of video, and new accounts get a small credit to try it. There is no subscription: you top up any amount, credits never expire, and failed requests are not charged.
How do I use the Gemini Omni 1.2 Flash API?+
Create a SeedRouter key and POST to /v1/videos/generations with model gemini-omni-1.2-flash and a prompt, plus image_urls, frames or video_urls for your mode. Poll /v1/tasks/{id} until the video is ready. No Google Cloud project is needed.
What changed from Gemini Omni 1.1 to 1.2?+
Google's Gemini Omni 1.2 Flash release adds clips up to 15 seconds, first and last frame interpolation, and video editing and extension. Google routes Gemini Omni 1.1 Flash requests to 1.2 from December 3, 2026.
Can Gemini Omni 1.2 Flash edit my own video?+
Yes. Send one clip of 15 seconds or less in video_urls with a short instruction. The edit keeps the source length and is billed by it. To continue the clip instead, set omni_reference_task_type to extend; up to 10 seconds are added and billed. Both also bill an eighth of the source length for reading the input video.
Does Gemini Omni 1.2 Flash support 4K?+
Yes. Gemini Omni 1.2 Flash renders at 360p, 720p, 1080p or 4K; 1080p and 4K are upsampled and cost more per second. 360p is the fast, low-cost tier for drafts.
Does Gemini Omni 1.2 Flash add a watermark?+
Every Gemini Omni 1.2 Flash video carries Google's invisible SynthID watermark, which marks it as AI-generated without changing what viewers see. There is no visible logo.
Generate your first Gemini Omni 1.2 Flash clip
Try Gemini Omni 1.2 Flash in the Playground, then move the same Gemini Omni 1.2 Flash request into your code.