Model comparison
GLM-4.5-Air vs Nemotron-4 15B
Head-to-head evidence from 0 shared benchmark results across 0 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
Public leaderboard positions: GLM-4.5-Air #133 (Supported); Nemotron-4 15B #144 (Estimated). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. GLM-4.5-Air and Nemotron-4 15B share 0 comparable benchmark results. 0 of 8 categories are comparable. 12 results are unique to GLM-4.5-Air; 0 to Nemotron-4 15B.
Updated July 22, 2026- Shared results
- 0
- GLM-4.5-Air only
- 12
- Nemotron-4 15B only
- 0
- Comparable categories
- 0 / 8
Benchmark data for GLM-4.5-Air and Nemotron-4 15B is coming soon on BenchLM.
Confidence note. This is a partial-evidence comparison with 0 shared benchmark results across 0 evidence categories; 0 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
BenchLM does not have sourced benchmark coverage for Nemotron-4 15B yet. This comparison is currently limited to metadata such as context window, reasoning mode, and pricing where available.
GLM-4.5-Air is priced at $0.20 input / $1.10 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Nemotron-4 15B. GLM-4.5-Air has the larger context window at 128K, compared with 32K for Nemotron-4 15B.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | GLM-4.5-Air | Nemotron-4 15B | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | GLM-4.5-Air$0.2 input / $1.1 output | Nemotron-4 15B$0 input / $0 output | Nemotron-4 15B has the lower combined listed price. |
| Generation speedtokens per second | GLM-4.5-Air106 tok/s | Nemotron-4 15BNot available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | GLM-4.5-Air1.18 s | Nemotron-4 15BNot available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | GLM-4.5-Air128K | Nemotron-4 15B32K | GLM-4.5-Air lists the larger context window. |
Benchmark Deep Dive
Agentic1 benchmarks
| Benchmark | GLM-4.5-Air | Nemotron-4 15B | Result |
|---|---|---|---|
| τ²-bench resultsSource | 46.5% | — | Not comparable |
Coding1 benchmarks
| Benchmark | GLM-4.5-Air | Nemotron-4 15B | Result |
|---|---|---|---|
| AA-SciCodeSource | 30.6% | — | Not comparable |
Reasoning2 benchmarks
Knowledge6 benchmarks
| Benchmark | GLM-4.5-Air | Nemotron-4 15B | Result |
|---|---|---|---|
| Artificial Analysis Intelligence IndexSource | 16.5% | — | Not comparable |
| AA-GPQA DiamondSource | 73.3% | — | Not comparable |
| AA-HLESource | 6.8% | — | Not comparable |
| AA-Omniscience IndexSource | -62.5% | — | Not comparable |
| AA-Omniscience AccuracySource | 15.5% | — | Not comparable |
| AA-Omniscience Hallucination RateSource | 92.3% | — | Not comparable |
Multimodal1 benchmarks
| Benchmark | GLM-4.5-Air | Nemotron-4 15B | Result |
|---|---|---|---|
| Design Arena WebsiteSource | 1176 | — | Not comparable |
Inst. Following1 benchmarks
| Benchmark | GLM-4.5-Air | Nemotron-4 15B | Result |
|---|---|---|---|
| AA-IFBenchSource | 37.6% | — | Not comparable |
Frequently Asked Questions (3)
Can I compare GLM-4.5-Air and Nemotron-4 15B on BenchLM yet?
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
Why does this comparison show “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.
What data is available for GLM-4.5-Air and Nemotron-4 15B today?
GLM-4.5-Air: $0.20 input / $1.10 output per 1M tokens Nemotron-4 15B: $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.
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