promptstringrequired
The text prompt describing the video you want to generate.
Gemini Omni Flash 1.2 Text to Video
google/gemini-omni-flash/1.2/text-to-videoGemini Omni Flash 1.2 is Google's text-to-video model. Generate 3–15 second clips with synchronized audio from a written prompt, at 360p to 4K.
Try the model
Playground
Input
The text prompt describing the video you want to generate.
The resolution of the generated video. Allowed values: 360p, 720p, 1080p, 4k.
315
The duration of the generated video, in seconds. Range: 3 to 15.
The aspect ratio of the generated video. Allowed values: 16:9, 9:16.
ResultIdle
Your output will appear here
Complete the inputs, then click Run.
Gemini Omni Flash 1.2 Text to Video
Gemini Omni Flash 1.2 generates a 3–15 second clip with synchronized audio from a written prompt. Compared with 1.1, it supports longer clips, follows references more closely, and costs less per second.
Fields
| Field | Type | Default | Notes |
|---|---|---|---|
prompt | string, required | — | Up to 20,000 characters. |
resolution | 360p / 720p / 1080p / 4k | 720p | Sets the per-second rate. |
duration | integer 3–15 | 8 | Output length in seconds. |
aspect_ratio | 16:9 / 9:16 | 16:9 | Output frame shape. |
Billing
You pay for output seconds: $0.023 at 360p, $0.07 at 720p, $0.105 at 1080p, and $0.21 at 4K.
| Output | 360p | 720p | 1080p | 4k |
|---|---|---|---|---|
| 3s | $0.07 | $0.21 | $0.32 | $0.63 |
| 8s (default) | $0.18 | $0.56 | $0.84 | $1.68 |
| 10s | $0.23 | $0.70 | $1.05 | $2.10 |
| 15s | $0.34 | $1.05 | $1.57 | $3.15 |
Failed runs are not charged.
Prompting
- Describe subject, action, camera, and sound in plain sentences.
- Quote dialogue and name the speaker.
Limits
- 16:9 or 9:16 only.
Also on SandBase
Other Gemini Omni Flash 1.2 endpoints: google/gemini-omni-flash/1.2/image-to-video, google/gemini-omni-flash/1.2/reference-to-video, google/gemini-omni-flash/1.2/edit, google/gemini-omni-flash/1.1/text-to-video (previous version).
Start building
Send your first request
Submit this model through the SandBase Unified Run API.
# The quoted heredoc keeps Unicode and shell metacharacters unchanged.
result=$(curl --fail-with-body --silent \
-X POST "https://api.sandbase.ai/v1/run" \
-H "Authorization: Bearer $SANDBASE_API_KEY" \
-H "Content-Type: application/json" \
--data-binary @- <<'SANDBASE_JSON'
{
"model": "google/gemini-omni-flash/1.2/text-to-video",
"prompt": "A cinematic wide shot of a lighthouse on a rocky cliff at dusk, waves crashing below, the beam sweeping across the dark sea.",
"duration": 8,
"resolution": "720p",
"aspect_ratio": "16:9"
}
SANDBASE_JSON
)
run_id=$(printf '%s' "$result" | jq -r .id)
for attempt in $(seq 1 120); do
status=$(printf '%s' "$result" | jq -r .status)
case "$status" in completed|failed|timeout) break ;; esac
sleep 2
result=$(curl --fail-with-body --silent \
-H "Authorization: Bearer $SANDBASE_API_KEY" \
"https://api.sandbase.ai/v1/run/$run_id")
done
status=$(printf '%s' "$result" | jq -r .status)
[ "$status" = completed ] || { echo "Generation ended: $status" >&2; exit 1; }
printf '%s\n' "$result"2. Authentication
Create a SandBase API key and set it in your server environment. All requests use Bearer authentication.
export SANDBASE_API_KEY="YOUR_API_KEY"Keep the key on your server. Do not expose it in browser code or commit it to a repository.
3. Queue
Submit a request
POST to /v1/run with this model ID and its inputs. The request example above includes submission and polling.
Fetch request status and result
Use the returned run ID to poll until the status is completed, failed or timeout. Read output only after completed.
curl "https://api.sandbase.ai/v1/run/$RUN_ID" \
-H "Authorization: Bearer $SANDBASE_API_KEY"4. Files
Hosted files
Pass a publicly accessible file URL in the model’s image, video or audio field. Supported formats and limits are shown beside each Playground input.
Uploading images
Use the upload or replace control on supported image fields in the Playground. Video URL fields accept a hosted driving video; they do not imply video-upload support.
5. Schema
Input
durationinteger
The duration of the generated video, in seconds.
Default: 8
Minimum: 3
Maximum: 15
resolutionstring
The resolution of the generated video.
Default: "720p"
Possible values: "360p", "720p", "1080p", "4k"
aspect_ratiostring
The aspect ratio of the generated video.
Default: "16:9"
Possible values: "16:9", "9:16"
{
"model": "google/gemini-omni-flash/1.2/text-to-video",
"prompt": "A cinematic wide shot of a lighthouse on a rocky cliff at dusk, waves crashing below, the beam sweeping across the dark sea.",
"duration": 8,
"resolution": "720p",
"aspect_ratio": "16:9"
}Output
A completed run exposes its result in output. The following is the model’s saved example, not a new generation.
No example output has been published yet. Use Playground → Result → JSON after a completed run to inspect your response.