HappyHorse 1.0: #1 Ranked AI Video Model - Now on Picsart
HappyHorse 1.0 is now live on Picsart. The #1-ranked AI video model generates video and audio in a single unified pass - synchronized dialogue, sound effects, and ambient audio in 7 languages, all created alongside the visuals. No post-production audio sync needed. Available now in AI Playground, AI Video Generator, and Flow.
- Generate picture and sound together
- Keep dialogue synchronized
What is HappyHorse 1.0?
HappyHorse 1.0 is a 15B-parameter unified single-stream Transformer and the first AI video model to generate video and audio in a single forward pass, rather than adding audio separately. It produces synchronized dialogue, sound effects, and ambient audio from the first frame, outputs native 1080p video across multiple aspect ratios (16:9, 9:16, 4:3, 21:9, 1:1) in 5-8 second clips, supports 7 languages (English, Mandarin, Cantonese, Japanese, Korean, German, French), and ranked #1 on Artificial Analysis’ blind-test leaderboard on April 8, 2026, surpassing Seedance 2.0.
How HappyHorse 1.0 Works Inside Picsart
HappyHorse 1.0 is integrated across Picsart's creative platform. Compare it against 130+ other AI models with the same prompt in AI Playground. Generate video with native audio from text or image prompts in AI Video Generator - dialogue, ambient sound, and music are generated alongside the visuals automatically. Connect HappyHorse 1.0 to automated creative workflows in Flow - chain it with editing, resizing, and export steps for batch video production.
What you can create with other leading models
Videos with native dialogue and sound
Generate videos where characters speak, environments have ambient audio, and sound effects match the action - all created in a single generation pass. No separate audio recording, no lip-sync post-processing. HappyHorse 1.0 generates video and audio as one unified output.
Why HappyHorse 1.0 matters for creators
HappyHorse 1.0 addresses a core AI video limitation: audio. While most models generate silent video, HappyHorse produces dialogue, sound effects, and music in a single pass with accurate lip-sync and scene-matched audio. Ranked #1 on Artificial Analysis’ leaderboard ahead of Seedance 2.0, it combines top-tier visuals with speed, generating 1080p clips in seconds. With 15B parameters and support for 7 languages, it’s built for multi-market content — now available on Picsart.
HappyHorse 1.0 Inside the Picsart Ecosystem
HappyHorse 1.0 joins 90+ AI models on Picsart, alongside Kling 3.0, Veo 3.1, Runway Gen 4, Seedance 2.0, and other leading video models. Picsart's multi-model approach lets creators choose the right tool for each job: use HappyHorse 1.0 when you need native audio-video generation, switch to Kling 3.0 Omni for reference-based character work, or try Veo 3.1 for cinematic stability — all from one platform, across AI Playground, AI Video Generator, and Flow.
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other leading models FAQ
HappyHorse 1.0 is a 15-billion-parameter AI video model. It's the first model to jointly generate video and audio in a single forward pass, producing synchronized dialogue, sound effects, and ambient audio alongside the visuals. It debuted at #1 on the Artificial Analysis blind-test leaderboard in April 2026.
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