Seedance 1.5 Pro – AI Video Generator with Audio & Lip Sync

Create cinematic AI videos with native audio and perfect lip sync using Seedance 1.5 Pro on MiaDance. Generate 12-second ready-to-post clips in minutes. No post-production needed.

Seedance 1.5 Pro: The AI Video Generator with Native Audio

Type your scene. Seedance 1.5 Pro generates up to 12-second cinematic videos with dialogue, sound effects, and ambient audio — all synced, all in one file. No silent clips. No editing software. Download and post.

Fast Performance

Experience lightning-fast load times and smooth interactions

Secure & Reliable

Your data is protected with enterprise-grade security

Easy to Use

Intuitive interface designed for everyone

AI Video with Native Audio, Lip Sync, and Spatial Sound

End Silent AI Videos with Seedance 1.5 Pro

Audio generated with the video — not added after

Every other AI video tool gives you a silent clip. You then source music, record voiceover, hunt for sound effects, and manually sync all of it in a timeline. Seedance 1.5 Pro skips that entirely. Dialogue, sound effects, music, and ambient audio are generated alongside the video frames in one pass. What you download is a complete video, sound included.

Lip sync that matches — across multiple languages

When a character speaks on screen, their mouth movements align phoneme by phoneme with the words — in English, Chinese, and other major languages. This means you can produce localized video content without separate dubbing. For dialogue scenes, ad voiceovers, or short drama, this is the difference between content that looks finished and content that looks AI-generated.

Spatial sound effects that match the scene automatically

If the scene shows rain, you hear it. A character crossing gravel, you hear footsteps. Seedance 1.5 Pro reads the visual context and generates fitting ambient audio without you having to describe it in your prompt. The sound environment builds itself.

Up to 12 seconds per generation — with full audio sync throughout

At 12 seconds, Seedance 1.5 Pro produces significantly longer clips than most AI video tools (typically 4–5 seconds) — with audio staying in sync from frame one to frame last. Long enough to tell a real story, short enough to generate fast.

Character and scene consistency across the full clip

Seedance 1.5 Pro maintains the same face, outfit, and scene continuity from the first frame to the last. For short drama episodes, branded content, or anything requiring a consistent character across the clip, this eliminates the per-shot drift that makes most AI video look unstable.

Seedance 1.5 Pro for Short Drama, Ads, and Social Media

Who Gets the Most Out of This

Short drama and web series creators

Vertical short drama is one of the fastest-growing content formats in 2026. Generate dialogue-driven episodes with consistent characters, cinematic lighting, and synced audio at a fraction of the cost of a traditional shoot. Build a full series without a cast, a crew, or a location.

Digital marketers and ad teams

Video ads with AI voiceover, built in. Test different hooks, languages, and visuals in parallel — without booking a studio or hiring a production company. Seedance 1.5 Pro outputs broadcast-quality video that doesn't need a post-production pass before it goes live.

Social media content creators

Post-ready video in minutes. Generate cinematic moments — dramatic scenes, stylized visuals, surreal storytelling — with audio that matches the mood. Describe the shot, generate, post. No editing app required.

E-commerce sellers and brand teams

Product showcase videos with narration, ambient sound, and motion — from a text prompt and a product image. No shoot day, no videographer, no separate audio recording. The output is complete and ready to run.

Musicians and music video directors

Seedance 1.5 Pro's audio-visual sync is particularly effective for music video production. Describe the visual concept and energy, and generate footage that tracks the pacing and mood — not generic visuals pasted on top of the track.

Seedance 1.5 Pro vs Kling, Sora, and Runway

Best AI Video with Audio: What Makes Seedance 1.5 Pro Different

Audio leads every competitor — by a wide margin

In direct community comparisons, Seedance 1.5 Pro beats Kling 3.0 in every audio dimension: expressiveness, audio-visual sync, and spatial realism. It also outperforms Sora 2 Pro on audio expressiveness and sync. No other major model comes close on the audio side.

Emotional audio — voices that carry feeling, not just words

Voices generated by Seedance 1.5 Pro carry nuance: excitement, tension, warmth, urgency. Sound effects match the emotional energy of the scene. The result is a video that feels real — not a video that has been accompanied by sound.

Fewer guardrails than Sora and OpenAI-based tools

For short drama, cultural content, action sequences, or anything with edge — Seedance 1.5 Pro has significantly fewer content restrictions than OpenAI-based tools. Content that repeatedly gets blocked elsewhere goes through on the first try.

Cinematic aesthetics that look like footage

Kling 3.0 leads on raw motion quality. Seedance 1.5 Pro leads on visual composition, lighting, and cinematic feel. The output reads as footage, not as AI-generated content with good physics.

Strong prompt adherence — what you describe is what you get

Seedance 1.5 Pro follows complex instructions accurately: specific camera moves, facial expressions, scene compositions, and action sequences. Less hallucination, fewer wasted generations.

From text to ready-to-post video — in minutes

Creators report shipping 30-second cinematic social media clips in under five minutes. Because the audio is automatic and lip sync works on the first pass, the time between idea and usable video is short enough to work at content-scale.

What Creators Are Saying

This is crazy... Bytedance just dropped Seedance 1.5 Pro, a joint audio-video model that accurately follows complex instructions. It handles facial expressions and body movements like no other model.

AI videos looked fake the moment someone started talking. Bad lips. Weird emotions. No real cinema feeling. Now it finally changed. Seedance 1.5 Pro is insane.

Seedance 1.5 Pro just raised the bar for AI video creation. One model. Video and audio together. Smoother motion. Pro-level results.

ByteDance's most powerful AI video tool yet. Feed it text, images, video, or audio: it generates cinematic footage with auto sound design synced frame by frame. Best for commercial creators and brand content. Scary good.

Three Steps to a Complete AI Video with Audio

How to Create Your First Video with Sound

Write your scene and upload a reference (optional)

Describe what happens: who's in the shot, what they say, how the camera moves. Upload a reference image for character consistency, or a style reference for a specific look. The more specific your description, the more precise the output.

Set your style and duration

Choose from cinematic, realistic, anime, or commercial styles. Set the clip length — up to 12 seconds. Specify camera behavior: push-in, tracking, close-up, wide. Seedance 1.5 Pro treats your inputs as a director's brief.

Generate, listen, and post

Seedance 1.5 Pro handles the visuals, lip sync, spatial audio, and cinematic composition in a single generation. Play the result: video and audio together, ready to download and post with no additional editing.

Frequently asked questions

Generate Your First AI Video with Audio

Seedance 1.5 Pro on MiaDance: describe your scene, set the style, get a complete cinematic video with synced audio. No editing. No silent clips. No post-production.