Inputs › One face, one line › Veo 3.1
Veo 3.1 on One face, one line
Veo 3.1, reference-to-video
What went in
the establishing frame — no additional references for this input
The woman leans forward slightly, looks into the camera and says: "I told you it would work. I just didn't say when." Then she picks up the mug and takes a sip. The camera holds steady. Natural morning light, room tone, no music.
- “I told you it would work. I just didn't say when.”
What came out
cost$3.20
wait35s
delivered8.00s
frame720×1280
attempts2 (1 failed)
verdict yellow
Every check on this take
| Duration | 8.00s | expected 5s (+3.00s) |
|---|---|---|
| Audio track | 48000 Hz | |
| Loudness | -19.4 LUFS | true peak -4.3 dBTP, LRA 9.3 LU |
| Script lines | 1/1 | all lines heard |
| Motion | 2.15 | by shot 2.15 |
| Scene changes | 0 | |
| Attempts | 2 | 1 failed before success |
| Wall clock | 35s |
what whisper heard
I told you it would work. I just didn't say when.
The exact request
Verbatim, as sent to fal-ai/veo3.1/reference-to-video · request 01a0650a-f0e4-7f61-8d45-1fa90c371719. Reference URLs expire; the parameters do not. Send this and you should get something like the video above — that is the point of publishing it.
show the payload
{
"prompt": "The woman leans forward slightly, looks into the camera and says: \"I told you it would work. I just didn't say when.\" Then she picks up the mug and takes a sip. The camera holds steady. Natural morning light, room tone, no music.",
"image_urls": [
"https://v3b.fal.media/files/b/0aa8e1ff/-8_Pz_0Dw2t3Sncaewz-C_face-monologue.jpg"
],
"duration": "8s",
"aspect_ratio": "9:16",
"resolution": "720p",
"generate_audio": true
}



