AIIC AI Intelligence Centre

SOURCE-LINKED INTELLIGENCE

Nemotron 3 Ultra 550B A55B (Reasoning): ifbench

Artificial Analysis · observation · Publication date unknown

Benchmark data by Artificial Analysis. Current measurement; upstream does not provide a measurement timestamp or benchmark revision here.

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recordType
observation
region
Global
value
0.813605442176871
unit
score
dimensions
{"metric":"ifbench","model":"5b52def2-ac9b-4465-ad80-91ea8079e253","parallel_queries":1,"prompt_length":1000}

Evidence & attribution

Artificial Analysis

First collected: 2026-09-19T21:50:47.018Z. This is not the publication date.

Observed changes

AIIC observation times, not verified publisher revision times. Up to eight recent revisions.

2026-09-26T16:33:30.713Z

  • performance: {"outputTokensPerSecond":143.769,"timeToFirstAnswerTokenSeconds":16.959,"timeToFirstTokenSeconds":1.135} → {"outputTokensPerSecond":170.921,"timeToFirstAnswerTokenSeconds":14.319,"timeToFirstTokenSeconds":1.009}

2026-09-25T16:23:29.199Z

  • performance: {"outputTokensPerSecond":109.78,"timeToFirstAnswerTokenSeconds":22.386,"timeToFirstTokenSeconds":1.662} → {"outputTokensPerSecond":143.769,"timeToFirstAnswerTokenSeconds":16.959,"timeToFirstTokenSeconds":1.135}

2026-09-24T16:13:45.287Z

  • performance: {"outputTokensPerSecond":150.14,"timeToFirstAnswerTokenSeconds":16.734,"timeToFirstTokenSeconds":1.582} → {"outputTokensPerSecond":109.78,"timeToFirstAnswerTokenSeconds":22.386,"timeToFirstTokenSeconds":1.662}

2026-09-23T16:13:28.179Z

  • pricing: {"input":0.6,"output":2.4} → {"input":0.6,"output":2.5}
  • performance: {"outputTokensPerSecond":164.723,"timeToFirstAnswerTokenSeconds":15.08,"timeToFirstTokenSeconds":1.269} → {"outputTokensPerSecond":150.14,"timeToFirstAnswerTokenSeconds":16.734,"timeToFirstTokenSeconds":1.582}

2026-09-22T16:03:50.148Z

  • performance: {"outputTokensPerSecond":169.616,"timeToFirstAnswerTokenSeconds":14.656,"timeToFirstTokenSeconds":1.244} → {"outputTokensPerSecond":164.723,"timeToFirstAnswerTokenSeconds":15.08,"timeToFirstTokenSeconds":1.269}

2026-09-20T21:52:07.471Z

  • pricing: Not provided → {"input":0.6,"output":2.4}
  • performance: Not provided → {"outputTokensPerSecond":169.616,"timeToFirstAnswerTokenSeconds":14.656,"timeToFirstTokenSeconds":1.244}