← Text-to-Speech 
MiniMax
speech-2.6-hd
* Conditional
Naturalness is an auto-MOS estimate (~), not a panel vote — ±20 Elo leave-one-out, a tie not a rank. Voice: English_radiant_girl (panel voice). Synth arrives from the 2026-09-08 vendor-direct sweep.
Naturalness
~1450
Win % · 95% CI
—
Drift
—
not measured
Synth p50
—
not measured
Robustness
—
Not yet measured: the en-US NSW robustness battery has not been run on this model (row added 2026-09-08 with an auto-MOS naturalness estimate). Pending, not exempt.
Cost / 1M chars
~$100.0
Estimate. The vendor pricing page lists point plans, not per-model rates (2026-09-08); HD taken at the tier the speech-2.8-hd row cites.
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