Model comparison
DeepSeek LLM 2.0 vs Grok 4.1 Fast
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: DeepSeek LLM 2.0 #89 (Estimated); Grok 4.1 Fast #107 (Supported). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. DeepSeek LLM 2.0 and Grok 4.1 Fast share 0 comparable benchmark results. 0 of 8 categories are comparable. 0 results are unique to DeepSeek LLM 2.0; 13 to Grok 4.1 Fast.
Updated July 21, 2026- Shared results
- 0
- DeepSeek LLM 2.0 only
- 0
- Grok 4.1 Fast only
- 13
- Comparable categories
- 0 / 8
Benchmark data for DeepSeek LLM 2.0 and Grok 4.1 Fast 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 DeepSeek LLM 2.0 yet. This comparison is currently limited to metadata such as context window, reasoning mode, and pricing where available.
Grok 4.1 Fast is priced at $0.20 input / $0.50 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for DeepSeek LLM 2.0. Grok 4.1 Fast has the larger context window at 1M, compared with 128K for DeepSeek LLM 2.0.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | DeepSeek LLM 2.0 | Grok 4.1 Fast | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | DeepSeek LLM 2.0$0 input / $0 output | Grok 4.1 Fast$0.2 input / $0.5 output | DeepSeek LLM 2.0 has the lower combined listed price. |
| Generation speedtokens per second | DeepSeek LLM 2.0Not available | Grok 4.1 Fast138 tok/s | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | DeepSeek LLM 2.0Not available | Grok 4.1 Fast0.54 s | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | DeepSeek LLM 2.0128K | Grok 4.1 Fast1M | Grok 4.1 Fast lists the larger context window. |
Benchmark Deep Dive
Agentic2 benchmarks
Coding1 benchmarks
| Benchmark | DeepSeek LLM 2.0 | Grok 4.1 Fast | Result |
|---|---|---|---|
| AA-SciCodeSource | — | 29.6% | Not comparable |
Reasoning2 benchmarks
Knowledge6 benchmarks
| Benchmark | DeepSeek LLM 2.0 | Grok 4.1 Fast | Result |
|---|---|---|---|
| Artificial Analysis Intelligence IndexSource | — | 16.9% | Not comparable |
| AA-GPQA DiamondSource | — | 63.7% | Not comparable |
| AA-HLESource | — | 5.0% | Not comparable |
| AA-Omniscience IndexSource | — | -50.9% | Not comparable |
| AA-Omniscience AccuracySource | — | 17.0% | Not comparable |
| AA-Omniscience Hallucination RateSource | — | 81.8% | Not comparable |
Multimodal1 benchmarks
| Benchmark | DeepSeek LLM 2.0 | Grok 4.1 Fast | Result |
|---|---|---|---|
| AA-MMMU-ProSource | — | 48.4% | Not comparable |
Inst. Following1 benchmarks
| Benchmark | DeepSeek LLM 2.0 | Grok 4.1 Fast | Result |
|---|---|---|---|
| AA-IFBenchSource | — | 36.5% | Not comparable |
Frequently Asked Questions (3)
Can I compare DeepSeek LLM 2.0 and Grok 4.1 Fast 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 DeepSeek LLM 2.0 and Grok 4.1 Fast today?
DeepSeek LLM 2.0: $0.00 input / $0.00 output per 1M tokens Grok 4.1 Fast: $0.20 input / $0.50 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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