LLM Comparison
Kimi K2 Thinking vs Nemotron 3.5 Lightning 30B A3B
Side-by-side specs, pricing & capabilities · Updated September 2026
Price vs Intelligence
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2/6 modelsSame tier:
| Organization | ||
| OpenTools Score | 65 42.0 | 13 25.5 |
| Family | Kimi | Nemotron |
| Status | Current | Current |
| Release Date | Nov 2025 | Aug 2026 |
| Context Window | 262K tokens | 1.0M tokens |
| Input Price | $0.60/M tokens | $0.10/M tokens |
| Output Price | $2.50/M tokens | $0.95/M tokens |
| Pricing Notes | Cache read: $0.1500/M tokens | NVIDIA build lists serverless NIM pricing at $0.10 input and $0.95 output per million tokens. Self-hosted weights are also available; infrastructure costs vary. |
| Capabilities | textcodeextended-thinking | textreasoningcodingtool-usefunction-callinglong-contextagenticlocal-deploymentopen-weights |
| Training Cutoff | — | May 2026 post-training; September 2025 pre-training |
| Max Output | 262K tokens | 33K tokens |
| API Identifier | moonshotai/kimi-k2-thinking | nvidia/nemotron-3.5-lightning-30b-a3b |
| Benchmarks | ||
| GPQA | 84.5https://huggingface.co/moonshotai/Kimi-K2-Thinking | — |
| MMLU-Pro | 84.6https://huggingface.co/moonshotai/Kimi-K2-Thinking | — |
| GPQA Diamond | 83.8384artificial-analysis | 74.3434artificial-analysis |
| AIME 2025 | 94.6667artificial-analysis | — |
| Artificial Analysis Intelligence Index v4.1.1 | — | 24artificial-analysis |
| Artificial Analysis Intelligence Index v4.3 | — | 14https://artificialanalysis.ai/models/nemotron-3-5-lightning |
| SciCode | — | 32.0602artificial-analysis |
| Terminal-Bench 2.1 | — | 24.3446artificial-analysis |
| View Kimi K2 Thinking | View Nemotron 3.5 Lightning 30B A3B | |
Cost Calculator
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| Nemotron 3.5 Lightning 30B A3BCheapest | $0.10 | $0.48 | $0.58 | — |
| Kimi K2 Thinking | $0.60 | $1.25 | $1.85 | +222% |
Moonshot AI
Kimi K2 Thinking
Kimi K2 Thinking is a large language model from Moonshot AI. Supports up to 262,144 token context window. Available from $0.60/M input tokens.
NVIDIA
Nemotron 3.5 Lightning 30B A3B
Nemotron 3.5 Lightning is NVIDIA open-weight 30B-A3B reasoning model for fast, long-running agents. Its hybrid Mamba-2, mixture-of-experts, and attention architecture supports function calling, coding, tool use, long context, and efficient local or serverless deployment.
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