Paxa
paxa-tts-flash-v2
Measured 2026-10-20
Run paxa-tts-flash-v2 on Speko →One API, every model on this board.
Naturalness
1490
Win % · 95% CI
—
Drift
9
Measured 2026-10-20. All 20 takes differ: mean pairwise distance 0.0999, against 0.0087 for v1.
Synth p50
—
Robustness
0.52
Fined:
• fatal · dates — never said “friday” or “sunday” (34 of 49 transcripts)
→ we sent “The fair runs Fri–Sun, Oct 9–11.”
→ it said “The fair runs fry. Sun, October ninth to eleventh.”
• fatal · decimals — never said “zero point zero zero zero zero zero one” (18 of 37 transcripts)
→ we sent “The drift is 0.000001 per cycle.”
→ it said “The drift is zero point zero zero zero zero one per cycle.”
• serious · times — said “slash” out loud (40 of 49 transcripts)
→ we sent “Meet at 8:45 a.m. PT / 11:45 a.m. ET.”
→ it said “Meet at 08:45AM. PT slash 11:45AM. AT.”
+ 1 more fined
Cost / 1M chars
$10.0
Paxa bills v2 at v1’s rate: 10 credits per 1,000 characters, $10 per one million characters (GET /v1/models, read 2026-10-20). Billing is on input characters.
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