Model comparison
Grok 4.1 Fast vs MiniMax M3
Head-to-head evidence from 13 shared benchmark results across 6 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
Verified leaderboard positions: Grok 4.1 Fast unranked; MiniMax M3 #18
BenchAlign evidence: Grok 4.1 Fast supported; MiniMax M3 supported. Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. Grok 4.1 Fast and MiniMax M3 share 13 comparable benchmark results. 0 of 8 categories are comparable. 1 result is unique to Grok 4.1 Fast; 32 to MiniMax M3.
Updated July 16, 2026- Shared results
- 13
- Grok 4.1 Fast only
- 1
- MiniMax M3 only
- 32
- Comparable categories
- 0 / 8
Benchmark data for Grok 4.1 Fast and MiniMax M3 is coming soon on BenchLM.
Confidence note. This is a partial-evidence comparison with 13 shared benchmark results across 6 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 has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.
MiniMax M3 is priced at $0.30 input / $1.20 output per 1M tokens, versus $0.20 input / $0.50 output per 1M tokens for Grok 4.1 Fast.
Category breakdown
Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.
| Category | Grok 4.1 Fast | Δ | MiniMax M3 |
|---|---|---|---|
| Agentic | Grok 4.1 FastNot measured | MarginNo overlap | MiniMax M372.3 |
| Coding | Grok 4.1 FastNot measured | MarginNo overlap | MiniMax M372.2 |
| Math | Grok 4.1 FastNot measured | MarginNo overlap | MiniMax M385.7 |
| Multimodal | Grok 4.1 FastNot measured | MarginNo overlap | MiniMax M364.9 |
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Grok 4.1 Fast | MiniMax M3 | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Grok 4.1 Fast$0.2 input / $0.5 output | MiniMax M3$0.3 input / $1.2 output | Grok 4.1 Fast has the lower combined listed price. |
| Generation speedtokens per second | Grok 4.1 Fast138 tok/s | MiniMax M3Not available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Grok 4.1 Fast0.54 s | MiniMax M3Not available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Grok 4.1 Fast1M | MiniMax M31M | Listed context windows are equal. |
Benchmark Deep Dive
Agentic17 benchmarks
| Benchmark | Grok 4.1 Fast | MiniMax M3 | Result |
|---|---|---|---|
| τ²-bench resultsSource | 63.7% | 88.9% | MiniMax M3 leads |
| Gert LabsSource | 47.32% | — | Not comparable |
| Terminal-Bench 2.0Source | — | 66% | Not comparable |
| BrowseCompSource | — | 83.5% | Not comparable |
| OSWorld-VerifiedSource | — | 70.1% | Not comparable |
| MCP AtlasSource | — | 74.2% | Not comparable |
| Claw-EvalSource | — | 74.5% | Not comparable |
| AA Agentic IndexSource | — | 35.4% | Not comparable |
| GDPval-AASource | — | 44.7% | Not comparable |
| GDPval-AASource | — | 1395 | Not comparable |
| GDPval rubricsSource | — | 74.7% | Not comparable |
| BankerToolBenchSource | — | 76.1% | Not comparable |
| ResearchClawBenchSource | — | 19.8% | Not comparable |
| OSWorld 2.0Source | — | 4.6% | Not comparable |
| AA BriefcaseSource | — | 1110 | Not comparable |
| AA EnterpriseOps-GymSource | — | 32.1% | Not comparable |
| AA Harvey LABSource | — | 6.7% | Not comparable |
Coding11 benchmarks
| Benchmark | Grok 4.1 Fast | MiniMax M3 | Result |
|---|---|---|---|
| Terminal-Bench HardSource | 14.4% | 42.4% | MiniMax M3 leads |
| AA-SciCodeSource | 29.6% | 45.4% | MiniMax M3 leads |
| SWE-bench VerifiedSource | — | 80.5% | Not comparable |
| SWE-bench ProSource | — | 59% | Not comparable |
| Terminal-Bench 2.0Source | — | 66.0% | Not comparable |
| NL2RepoSource | — | 42.1% | Not comparable |
| AA Coding IndexSource | — | 58.6% | Not comparable |
| VIBE V2Source | — | 50.1% | Not comparable |
| SVG-BenchSource | — | 63.7% | Not comparable |
| KernelBench HardSource | — | 28.8% | Not comparable |
| AA Terminal-Bench 2.1Source | — | 65.2% | Not comparable |
Reasoning2 benchmarks
Knowledge7 benchmarks
| Benchmark | Grok 4.1 Fast | MiniMax M3 | Result |
|---|---|---|---|
| Artificial Analysis Intelligence IndexSource | 16.9% | 44.4% | MiniMax M3 leads |
| AA-GPQA DiamondSource | 63.7% | 92.9% | MiniMax M3 leads |
| AA-HLESource | 5.0% | 37.1% | MiniMax M3 leads |
| AA-Omniscience IndexSource | -50.9% | 1.4% | MiniMax M3 leads |
| AA-Omniscience AccuracySource | 17.0% | 15.0% | Grok 4.1 Fast leads |
| AA-Omniscience Hallucination RateSource | 81.8% | 16.1% | MiniMax M3 leads |
| AA Openness IndexSource | — | 33.3% | Not comparable |
Math1 benchmarks
| Benchmark | Grok 4.1 Fast | MiniMax M3 | Result |
|---|---|---|---|
| USAMO 2026Source | — | 85.7% | Not comparable |
Multimodal7 benchmarks
| Benchmark | Grok 4.1 Fast | MiniMax M3 | Result |
|---|---|---|---|
| AA-MMMU-ProSource | 48.4% | 78.6% | MiniMax M3 leads |
| OfficeQA ProSource | — | 45.1% | Not comparable |
| OmniDocBench 1.5Source | — | 91.6% | Not comparable |
| MMMU-ProSource | — | 78.1% | Not comparable |
| VideoMMMUSource | — | 84.6% | Not comparable |
| Video-MME (with subtitle)Source | — | 85.4% | Not comparable |
| Design Arena WebsiteSource | — | 1294 | Not comparable |
Inst. Following1 benchmarks
| Benchmark | Grok 4.1 Fast | MiniMax M3 | Result |
|---|---|---|---|
| AA-IFBenchSource | 36.5% | 82.9% | MiniMax M3 leads |
Frequently Asked Questions (3)
Can I compare Grok 4.1 Fast and MiniMax M3 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 Grok 4.1 Fast and MiniMax M3 today?
Grok 4.1 Fast: $0.20 input / $0.50 output per 1M tokens MiniMax M3: $0.30 input / $1.20 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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