PixVerse v5.5 — Text-to-Video
PixVerse v5.5 Text-to-Video turns a written scene description into a short animated clip. You control resolution (360p–1080p), duration (5s / 8s / 10s) and resolution_ratio (16:9,4:3,1:1,3:4,9:16), while the model handles camera motion, lighting and transitions for you.
✨ Highlights
- Multiple resolutions – 360p, 540p, 720p, 1080p for previews through to final export.
- Flexible aspect ratios – 16:9, 4:3, 1:1, 3:4, 9:16 to match feeds, stories and banners.
- Variable duration – 5, 8 or 10 seconds per clip.
- Prompt reasoning (thinking_type) – optional system-side enhancement that can refine and structure your prompt.
- Negative prompt support – steer the model away from artefacts such as “watermark”, “text”, “distortion”.
- Seed control – fix a seed for reproducible generations, or vary it for multiple takes.
🧩 Parameters
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prompt* (string) : Up to 2048 characters describing the scene, pacing and camera moves.
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resolution : One of 360p, 540p, 720p, 1080p.
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duration : 5, 8 or 10 seconds. (10s is not available for 1080p)
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resolution_ratio : 16:9, 4:3, 1:1, 3:4, 9:16.
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thinking_type :
- Enabled: Turn on system-level reasoning/optimisation of your prompt.
- Disabled: Use your prompt as-is.
- Auto (default): Let the system decide whether to enable it.
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negative_prompt (optional) : Terms you don’t want to see in the video (e.g. watermark, text, logo, glitch).
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seed : Integer for reproducibility. Use a fixed value to re-run the same idea; change it to get new variations.
🚀 How to Use
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Write the prompt
- Describe key shots, mood and motion, e.g.
“Anime rooftop at sunset, slow dolly-in toward the character, hair and clothes moving in the wind, cinematic lighting.”
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Set resolution & resolution_ratio
- Select resolution from 360p,540p,720p and 1080p.
- 9:16 for TikTok, Reels.
- 16:9 for Youtube videos
- 1:1 for Instagram.
- 4:3 for feed posts and thumbnails.
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Choose duration
- 5s for quick previews or punchy hooks.
- 8s for more developed mini-scenes.
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(Optional) Adjust thinking & negative_prompt
- Set thinking_type="enabled" if you want the system to help structure a complex prompt.
- Add a short negative prompt to suppress text, artefacts or unwanted objects.
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Set seed
- Keep a seed fixed while you tweak the prompt.
- Change it when you’re happy with the setup but want new takes.
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Run and download
- Generate the clip, review, then iterate on prompt, duration or aspect ratio as needed.
💡 Prompt & Quality Tips
- Write shot-by-shot for best results (wide → medium → close-up, etc.).
- Keep the number of major events small; let the model focus on a few strong beats.
- Higher resolutions (720p / 1080p) are better for export and editing; use 360p / 540p for fast generation.
- For vertical platforms, set **resolution_ratio = 9:16 or 3:4 ** from the start to avoid awkward cropping.