Evidence · first-party tested

The tool can add macro-level appropriate ambience, such as forest and bird background audio, but it can also miscalibrate scale so a small bird is rendered with a "giant creature"-sounding chirp.

◐ Mixed60 / 100Fine Voice →
Output — unretouched
Bird.mp4
Bird.mp4
Output — unretouched
tool output
Output — unretouched
tool output
The observation

The tool can add macro-level appropriate ambience, such as forest and bird background audio, but it can also miscalibrate scale so a small bird is rendered with a "giant creature"-sounding chirp.

Criterion: Scene-Sound Relevance · Scenario: Bird/Nature Video (group: auto-sfx-video-generation)
Query this
get_evidence({
  tool: "fine-voice",
  scenario: "auto-sfx-video-generation"
})
MCP · mcp.aidemos.com/api/mcp
Free with attribution.
Same input, other tools
Descript ✗ FailedFlexClip ✗ FailedKling AI ✗ FailedMirelo ◐ Mixed
Real outputs, no retouching · every cell queryable via API & MCP · aidemos.com