The English→Spanish translation was accurate.
What was measured
Translation Accuracy
Is the translated output semantically correct, and does it preserve technical terms, tone, and meaning?
decisive for this rankingtransformation
A video translator must preserve meaning, tone, and technical terms in the target language; poor translation means the tool does not do the job. (3 of 3 judges)
What was given, what came back
Test input: Hindi vlog-style talking head (Hindi → English) · video · group: video-translation-voice-clone-lip-sync
Input — what we sent
Input not captured
This run recorded no prompt or input file for the test, so we cannot show you what produced the result below. Capture gaps are tracked, not hidden.
A casual Hindi/Hinglish talking-head or vlog-style creator video translated into English to stress informal language handling, slang, and natural-sounding voice cloning on real creator content.
Output — unretouched
D-ID — D-ID_EducationalVideo_EN-ES.mp4.mp4
Also checked on this input — same tool, 12 other criteria
Automation Level◐ MixedThe workflow stayed only partially automated because it depended on manual setup even though translation itself worked.Automation Level◐ MixedAutomates translation, but the setup remains manual, so the workflow is only partially automated.Automation Level◐ MixedCan translate the vlog, but the workflow still depends on manual setup, so automation is only medium.Automation Level⚠ StruggledRequires manual script extraction and avatar setup, so the pipeline is low automation rather than end-to-end.Input Handling✗ FailedThe Hindi vlog could not be processed directly; manual transcription was required before translation and dubbing.Input Handling✗ FailedThe tool does not support direct video translation for this input; it required manual script entry first.Input Handling✗ FailedCannot take a real fitness/action video directly for dubbing; it requires a static image or avatar-based input instead of direct video processing.Lip Sync Accuracy✗ FailedLip sync worked well on the AI avatar, but it did not apply to the original video.Lip Sync Accuracy✗ FailedLip sync was stable on the avatar, but it did not reflect the original speaker’s expressions.Lip Sync Accuracy✗ FailedLip sync only matched the generated AI avatar; the tool does not lip-sync the original fitness footage.Output Quality & Export◐ MixedExport was available, but the free plan added limitations such as credits and watermarks.Output Quality & Export◐ MixedExport was available, but it was limited in the free tier.
Provenance
- Observation
- 04f0a86f-9906-4bf2-bafe-c5c536f39a49
- Evidence run
- 9feca581-b454-4bda-a610-a646cd0092f0
- Study
- Translate Videos with Voice Cloning and Lip Sync Using AI
- Research task
- 86b96dfpf
- Tested at
- Jun 24, 2026
- Source
- first-party
- Evidence state
- verified
- Proof shown
- output only
- Cost / latency
- not captured
- Repeat run
- not captured
- Tester
- not captured
The last three rows are honest blanks, not placeholders — our capture has no field for them yet.
Query this
get_evidence({
tool: "d-id",
scenario: "video-translation-voice-clone-lip-sync"
})MCP · mcp.aidemos.com/api/mcp
Free with attribution.
Same input, same check — 6 other tools
measured on Translation Accuracy
Dubverse✓ WorkedProduces highly accurate English-to-Spanish translation that preserves technical and educational meaning.ElevenLabs✓ WorkedProduces an accurate Hindi translation of the English fitness narration, preserving the intended meaning well enough for instructions.Heygen✓ WorkedProduces mostly accurate English→Spanish translation for structured educational narration.Rask AI✓ WorkedProduces accurate, well-structured Spanish translations, especially on educational narration.Sync Labs◐ MixedEnglish→Hindi translation is moderately accurate on fast, energetic speech, so the meaning is mostly preserved but not fully robust.Synthesia◐ MixedThe English translation was semantically accurate, but the output shifted the casual vlog register toward a slightly more formal tone.
This evidence is published in
Real inputs and real outputs, no retouching · every cell queryable via API & MCP · aidemos.com