Nemotron-3-Ultra

Measured 2026-10-04

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One API, every model on this board.

Score

Task done

86.84%

74–97% 95% CI bootstrap over items · n=95 · measured 2026-10-04

Refusal quality

75.6%

names the gap 83% · offers a route 60% · 10 probes x 3 iterations · 1 silent turn scored zero

Fabrication

10%

3 of 30 probe runs

Dead-air

64.1%

195 of 304 turns

Tool silence

95.6%

195 of 204 tool-call turns

Stalled

16.7%

15 of 90 runs

TTFT p50

245ms

245–299 p50–p90 · n=38

Cost / 1M tok

$2.40

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