image
video
Reference To Video
curl --request POST "https://gptproto.com/api/v3/google/veo3.1/reference-to-video" \
--header "Authorization: Bearer $GPTPROTO_API_KEY" \
--header "Content-Type: application/json" \
--data '{
"prompt": "A young woman walks alone under a transparent umbrella in a quiet alley during light rain, soft city lights reflecting on the wet pavement. Her pace is calm and thoughtful. The camera follows slowly behind her, occasional droplets hitting the lens. Subtle piano music plays, evoking a melancholic but peaceful mood. Dreamy, cinematic, slightly slow motion.",
"images": [
"https://oss.gptproto.com/2025/11/12/d5c2f08479b9452aacbcf9963631ce21.jpeg"
],
"aspect_ratio": "16:9",
"enhance_prompt": true
}'Query Result
curl --request POST "https://gptproto.com/api/v3/predictions/{{id}}/result" \
--header "Authorization: Bearer $GPTPROTO_API_KEY" \
--header "Content-Type: application/json"Explore how the Google Veo 3.1 video generator enables high-end cinematic production with consistent characters and textures.
Google's latent diffusion transformers keep characters and backgrounds stable across every frame of the video.
Google's latent diffusion transformers keep characters and backgrounds stable across every frame of the video.
Direct the virtual camera using pans, tilts, and zooms through Google's advanced function calling parameters.
Direct the virtual camera using pans, tilts, and zooms through Google's advanced function calling parameters.
Modify specific objects or backgrounds within a Google video stream without regenerating the entire scene.
Modify specific objects or backgrounds within a Google video stream without regenerating the entire scene.
Generate native high-definition content at various frame rates without external upscaling tools.
Generate native high-definition content at various frame rates without external upscaling tools.
Getting a veo3.1 API key takes four steps and a few minutes. Create a free GPTProto account, add credits, generate your key, and make your first call — at $0.5 it's a cheaper veo3.1 API key than going direct, and one key works across every model on the platform. Full veo3.1 Documentation is in the docs.
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