# MiniCPM5-1B vs Step 5 Preview

> Side-by-side benchmark comparison for MiniCPM5-1B and Step 5 Preview across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/minicpm5-1b-vs-step-5-preview
- Last updated: September 21, 2026

- Shared sourced benchmarks: 1
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Evidence is too thin for a benchmark verdict: MiniCPM5-1B and Step 5 Preview share only 1 sourced benchmark row.

## Summary

- Only 1 shared sourced benchmark row is available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- Step 5 Preview has the larger published context window at 1M.

## Model Snapshot

| Property | MiniCPM5-1B | Step 5 Preview |
|----------|----------|----------|
| Creator | OpenBMB | StepFun |
| Type | Open Weight | Pending |
| Reasoning | Reasoning | Reasoning |
| Context | 131K | 1M |
| Independent public score (not head-to-head) | null | null |
| Benchmarks Covered | 14 | 22 |
| Pricing (input/output) | N/A | $1.00 / $2.70 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- MiniCPM5-1B public-lane score: 43.6 (Estimated · #100/154)
- Step 5 Preview public-lane score: Coming soon

| Benchmark | MiniCPM5-1B | Step 5 Preview | Winner |
|-----------|-----------|-----------|--------|
| BFCL v4 | 25.1% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 85.0% | Coming soon |
| Terminal-Bench 4.0 | Coming soon | 33.30% | Coming soon |
| CyberGym | Coming soon | 84.7% | Coming soon |
| AutomationBench | Coming soon | 44.0% | Coming soon |
| Toolathlon-Verified | Coming soon | 74.1% | Coming soon |
| MCP Atlas | Coming soon | 85.6% | Coming soon |
| JobBench | Coming soon | 59.0% | Coming soon |
| APEX-Agents | Coming soon | 37.8% | Coming soon |
| DRACO | Coming soon | 83.3% | Coming soon |
| BrowseComp | Coming soon | 88.7% | Coming soon |
| Agents' Last Exam | Coming soon | 29.5% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- MiniCPM5-1B public-lane score: Coming soon
- Step 5 Preview public-lane score: Coming soon

| Benchmark | MiniCPM5-1B | Step 5 Preview | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench Pro | 22.7% | Coming soon | Coming soon |
| LiveCodeBench v6 | 33.5% | Coming soon | Coming soon |
| DeepSWE | Coming soon | 67.7% | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 85.0% | Coming soon |
| SciCode | Coming soon | 58.9% | Coming soon |
| ProgramBench | Coming soon | 80.5% | Coming soon |
| sweMarathon | Coming soon | 72.7% | Coming soon |
| MLS-Bench Lite | Coming soon | 40.5% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- MiniCPM5-1B public-lane score: Coming soon
- Step 5 Preview public-lane score: 78.5 (Unranked · 2 rankable rows)

| Benchmark | MiniCPM5-1B | Step 5 Preview | Winner |
|-----------|-----------|-----------|--------|
| BBH | 71.9% | Coming soon | Coming soon |
| CritPt | Coming soon | 20.9% | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- MiniCPM5-1B public-lane score: Coming soon
- Step 5 Preview public-lane score: 61.2 (#28/49)

| Benchmark | MiniCPM5-1B | Step 5 Preview | Winner |
|-----------|-----------|-----------|--------|
| OfficeQA Pro | Coming soon | 60.3% | Coming soon |
| MMMU-Pro | Coming soon | 76% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- MiniCPM5-1B public-lane score: 36.9 (Estimated · #151/186)
- Step 5 Preview public-lane score: Coming soon

| Benchmark | MiniCPM5-1B | Step 5 Preview | Winner |
|-----------|-----------|-----------|--------|
| MMLU-Pro | 48.9% | Coming soon | Coming soon |
| MMLU-Redux | 70.1% | Coming soon | Coming soon |
| GPQA-D | 26.3% | 93.5% | Step 5 Preview |
| SuperGPQA | 23.1% | Coming soon | Coming soon |
| HLE | Coming soon | 46.5% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- MiniCPM5-1B public-lane score: 10.4 (#122/124)
- Step 5 Preview public-lane score: Coming soon

| Benchmark | MiniCPM5-1B | Step 5 Preview | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 46.7% | Coming soon | Coming soon |
| IFEval | 80.4% | Coming soon | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- MiniCPM5-1B public-lane score: 5.4 (Unranked · 4 rankable rows)
- Step 5 Preview public-lane score: Coming soon

| Benchmark | MiniCPM5-1B | Step 5 Preview | Winner |
|-----------|-----------|-----------|--------|
| AIME 2025 | 40.4% | Coming soon | Coming soon |
| AIME26 | 40.4% | Coming soon | Coming soon |
| HMMT Feb 2026 | 25.8% | Coming soon | Coming soon |
| MATH-500 | 91.6% | Coming soon | Coming soon |

## FAQ

### Is there enough evidence to pick between MiniCPM5-1B and Step 5 Preview?

Not yet. The models share only 1 sourced benchmark row, so this mirror reports the available measurements and metadata without naming a broad winner.

### What can I compare safely on this page?

Published pricing, context windows, model type, and individual shared benchmark rows are directly comparable. Independent overall scores and non-overlapping benchmark coverage are labeled separately and should not be read as a controlled head-to-head result.

## Related Comparisons

- [MiniCPM5-1B vs MiniCPM5-2B](/compare/minicpm5-1b-vs-minicpm5-2b)
- [Step 5 Preview vs MiniCPM5-2B](/compare/minicpm5-2b-vs-step-5-preview)
- [MiniCPM5-1B vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-minicpm5-1b)
- [Step 5 Preview vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-step-5-preview)

## Explore More

- [MiniCPM5-1B profile](/models/minicpm5-1b)
- [Step 5 Preview profile](/models/step-5-preview)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)