Model comparison
MiMo-V2.5-Pro vs Step 3.7 Flash
Head-to-head evidence from 23 shared benchmark results across 6 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
BenchAlign evidence: MiMo-V2.5-Pro supported; Step 3.7 Flash estimated. Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. MiMo-V2.5-Pro and Step 3.7 Flash share 23 comparable benchmark results. 2 of 8 categories are comparable. 7 results are unique to MiMo-V2.5-Pro; 7 to Step 3.7 Flash.
Updated July 16, 2026- Shared results
- 23
- MiMo-V2.5-Pro only
- 7
- Step 3.7 Flash only
- 7
- Comparable categories
- 2 / 8
Pick MiMo-V2.5-Pro if you want the stronger benchmark profile. Step 3.7 Flash only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.
Confidence note. This is a partial-evidence comparison with 23 shared benchmark results across 6 evidence categories; 2 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
MiMo-V2.5-Pro is clearly ahead on the provisional aggregate, 73 to 57. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
MiMo-V2.5-Pro's sharpest advantage is in agentic, where it averages 68.4 against 66.4. The single biggest benchmark swing on the page is Terminal-Bench 2.0, 68.4% to 59.5%.
MiMo-V2.5-Pro gives you the larger context window at 1M, compared with 256K for Step 3.7 Flash.
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 | MiMo-V2.5-Pro | Δ | Step 3.7 Flash |
|---|---|---|---|
| Agentic | MiMo-V2.5-Pro68.4 | Margin← 2.0 | Step 3.7 Flash66.4 |
| Coding | MiMo-V2.5-Pro57.2 | Margin← 0.9 | Step 3.7 Flash56.3 |
| Knowledge | MiMo-V2.5-Pro48.0 | MarginNo overlap | Step 3.7 FlashNot measured |
Decisive benchmark drivers
The largest measured benchmark gaps in this matchup, with exact reported values.
More
- Source ↗
Terminal-Bench 2.0
AgenticA 68.4%B 59.5%Winner: MiMo-V2.5-ProΔ 8.9Terminal-Bench 2.0: MiMo-V2.5-Pro scored 68.4%; Step 3.7 Flash scored 59.5%. MiMo-V2.5-Pro wins this benchmark. - Source ↗
SWE-bench Pro
CodingA 57.2%B 56.3%Winner: MiMo-V2.5-ProΔ 0.9SWE-bench Pro: MiMo-V2.5-Pro scored 57.2%; Step 3.7 Flash scored 56.3%. MiMo-V2.5-Pro wins this benchmark.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | MiMo-V2.5-Pro | Step 3.7 Flash | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | MiMo-V2.5-ProNot available | Step 3.7 Flash$0.2 input / $1.15 output | A complete price comparison is not available. |
| Generation speedtokens per second | MiMo-V2.5-ProNot available | Step 3.7 FlashNot available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | MiMo-V2.5-ProNot available | Step 3.7 FlashNot available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | MiMo-V2.5-Pro1M | Step 3.7 Flash256K | MiMo-V2.5-Pro lists the larger context window. |
Benchmark Deep Dive
AgenticMiMo-V2.5-Pro wins15 benchmarks
| Benchmark | MiMo-V2.5-Pro | Step 3.7 Flash | Result |
|---|---|---|---|
| Claw-EvalSource | 63.8% | 67.1% | Step 3.7 Flash leads |
| GDPval-AASource | 1265 | 1017 | MiMo-V2.5-Pro leads |
| τ³-bench resultsSource | 72.9% | — | Not comparable |
| Terminal-Bench 2.0Source | 68.4% | 59.5% | MiMo-V2.5-Pro leads |
| AA Agentic IndexSource | 29.1% | 21.5% | MiMo-V2.5-Pro leads |
| τ²-bench resultsSource | 94.2% | 98.5% | Step 3.7 Flash leads |
| GDPval-AASource | 38.3% | 25.9% | MiMo-V2.5-Pro leads |
| APEX-Agents-AASource | 2.4% | 14.8% | Step 3.7 Flash leads |
| Gert LabsSource | 62.70% | 51.57% | MiMo-V2.5-Pro leads |
| AA BriefcaseSource | 873 | — | Not comparable |
| AA ITBenchSource | 38.2% | — | Not comparable |
| BrowseCompSource | — | 75.8% | Not comparable |
| DeepSearchQASource | — | 92.8% | Not comparable |
| ToolathlonSource | — | 49.5% | Not comparable |
| HLE w/ toolsSource | — | 47.2% | Not comparable |
CodingMiMo-V2.5-Pro wins6 benchmarks
| Benchmark | MiMo-V2.5-Pro | Step 3.7 Flash | Result |
|---|---|---|---|
| SWE-bench ProSource | 57.2% | 56.3% | MiMo-V2.5-Pro leads |
| Terminal-Bench 2.0Source | 68.4% | 59.5% | MiMo-V2.5-Pro leads |
| AA Coding IndexSource | 60.2% | 39.6% | MiMo-V2.5-Pro leads |
| Terminal-Bench HardSource | 43.2% | 35.6% | MiMo-V2.5-Pro leads |
| AA-SciCodeSource | 50.2% | 40.0% | MiMo-V2.5-Pro leads |
| AA Terminal-Bench 2.1Source | 65.2% | — | Not comparable |
Reasoning2 benchmarks
Knowledge9 benchmarks
| Benchmark | MiMo-V2.5-Pro | Step 3.7 Flash | Result |
|---|---|---|---|
| HLESource | 48% | — | Not comparable |
| HLE w/o toolsSource | 34% | — | Not comparable |
| Artificial Analysis Intelligence IndexSource | 42.2% | 30.3% | MiMo-V2.5-Pro leads |
| AA-GPQA DiamondSource | 86.6% | 80.9% | MiMo-V2.5-Pro leads |
| AA-HLESource | 33.8% | 19.9% | MiMo-V2.5-Pro leads |
| AA-Omniscience IndexSource | 3.6% | -37.5% | MiMo-V2.5-Pro leads |
| AA-Omniscience AccuracySource | 22.6% | 25.4% | Step 3.7 Flash leads |
| AA-Omniscience Hallucination RateSource | 24.5% | 84.4% | MiMo-V2.5-Pro leads |
| AA Openness IndexSource | 38.9% | — | Not comparable |
Multimodal4 benchmarks
Inst. Following1 benchmarks
| Benchmark | MiMo-V2.5-Pro | Step 3.7 Flash | Result |
|---|---|---|---|
| AA-IFBenchSource | 79.9% | 67.3% | MiMo-V2.5-Pro leads |
Frequently Asked Questions (3)
Which is better, MiMo-V2.5-Pro or Step 3.7 Flash?
MiMo-V2.5-Pro is ahead on BenchLM's provisional leaderboard, 73 to 57. The biggest single separator in this matchup is Terminal-Bench 2.0, where the scores are 68.4% and 59.5%.
Which is better for coding, MiMo-V2.5-Pro or Step 3.7 Flash?
MiMo-V2.5-Pro has the edge for coding in this comparison, averaging 57.2 versus 56.3. Inside this category, AA Coding Index is the benchmark that creates the most daylight between them.
Which is better for agentic tasks, MiMo-V2.5-Pro or Step 3.7 Flash?
MiMo-V2.5-Pro has the edge for agentic tasks in this comparison, averaging 68.4 versus 66.4. Inside this category, GDPval-AA is the benchmark that creates the most daylight between them.
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