Seedance 2.5 vs MiniMax H3 (Hailuo 03): a spec-level comparison for builders
Article summary
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Two of the most interesting audio-native video models right now sit in adjacent slots: ByteDance's Seedance 2.5 and MiniMax's H3, also known as Hailuo 03. Both generate speech, sound effects, and music in the same pass as the picture. Both take text, images, and reference media as input. The marketing copy makes them sound interchangeable. The parameter surfaces say otherwise, and the differences are the kind that decide pipelines, not preferences. I use both through the same third-party…
1Key Takeaways
- Two of the most interesting audio-native video models right now sit in adjacent slots: ByteDance's Seedance 2.5 and MiniMax's H3, also known as Hailuo 03.
- Both generate speech, sound effects, and music in the same pass as the picture.
- Both take text, images, and reference media as input.
- The marketing copy makes them sound interchangeable.
2AIWedia Score
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3Why it matters
Coding AI shifts how fast software ships and how much human review each change needs. DEV — ML reports that two of the most interesting audio-native video models right now sit in adjacent slots: ByteDance's Seedance 2.5 and MiniMax's H3, also known as Hailuo 03.
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