Head-to-head comparison across 0benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Claude Haiku 4.5
56
Nemotron Ultra 253B
22
Benchmark data for Claude Haiku 4.5 and Nemotron Ultra 253B is coming soon on BenchLM.
Claude Haiku 4.5
Nemotron Ultra 253B
$1 / $5
$0 / $0
N/A
N/A
N/A
N/A
200K
32K
Benchmark data for Claude Haiku 4.5 and Nemotron Ultra 253B is coming soon on BenchLM.
BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.
Claude Haiku 4.5 is priced at $1.00 input / $5.00 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Nemotron Ultra 253B. Claude Haiku 4.5 has the larger context window at 200K, compared with 32K for Nemotron Ultra 253B.
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.
Claude Haiku 4.5: $1.00 input / $5.00 output per 1M tokens Nemotron Ultra 253B: $0.00 input / $0.00 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
For engineers, researchers, and the plain curious — a weekly brief on new models, ranking shifts, and pricing changes.
Free. No spam. Unsubscribe anytime.