Mirelo Launches SFX 2.0, Frame-Accurate Sound Design for AI Video
On October 14, Mirelo released SFX 2.0, a sound effect generation model that tackles the common pain point of AI-generated videos—great visuals that fall apart the moment sound is added—by automatically producing a complete sound design from video or text prompts.
Confirmed
- The model works by watching the video: it automatically strips out background music the user didn't request in the prompt, preserves dialogue, and frame-by-frame generates sound effects, foley, and ambient audio synced to the on-screen action to build a complete soundscape
- Its core selling point is cross-shot consistency: the same vehicle, character, or scene keeps a uniform timbre across different shots, and ambient sound doesn't break across cuts or arbitrarily long clips
- Availability: launched on Mirelo's own API with Runway as a launch partner; also available on fal the same day, supporting both text-prompt and video input
Why it matters
- Creator Jaynit Makwana demonstrated the typical problem with an AI-generated Clash of Clans battle video: every cannon blast sounds different, and ambient audio restarts after scene changes—ordinary viewers can't name the issue but clearly sense something is off. This represents the most pervasive audio-breakage problem in AI video assembly workflows
- Sound consistency is seen as one of the key gaps between generative video being "watchable" and being "commercially viable"; if SFX 2.0 delivers reliably, it can plug directly into existing AI video production pipelines like Runway and fal, without manual re-dubbing or clip-by-clip audio fixes
2026-10-14 ~ 2026-10-14 · 10 related posts
- Episode 1: Mirelo Launches SFX 2.0, Frame-Accurate Sound Design for AI Video(2026-10-14, 10 posts)
- Episode 2: Mirelo SFX 2.0 Removes Unwanted AI Video Music While Keeping Dialogue(2026-10-14, 3 posts)
Primary sources
- [source] Mirelo SFX 2.0 launches on fal: swap video sound effects while keeping dialogue — SimplyAnnisa · 2026-10-14
- Mirelo SFX 2.0 brings frame-synced full sound design to AI-generated video — ordax · 2026-10-14
- Mirelo SFX 2.0 watches your video and builds a full synced sound design — umesh_ai · 2026-10-14
- Mirelo SFX 2.0 generates consistent sound effects across AI video cuts — umesh_ai · 2026-10-14
- [source] Mirelo SFX 2.0 generates screen-aware, cut-consistent sound effects for AI video — JaynitMakwana · 2026-10-14
- [source] Mirelo SFX 2.0 launches: swap video audio without regenerating footage, up to 10 min — ordax · 2026-10-14
- MireloAI's SFX 2.0 fixes inconsistent audio in AI-generated videos — SimplyAnnisa · 2026-10-14
- Mirelo SFX 2.0 preserves dialogue while regenerating effects and ambience — ordax · 2026-10-14
- Mirelo SFX 2.0 keeps sound consistent across cuts, handles videos up to 10 minutes — ordax · 2026-10-14
1 near-duplicate retellings: ordax