# ERNIE 5.5 Flash Preview vs Step 5 Preview

> Side-by-side benchmark comparison for ERNIE 5.5 Flash Preview and Step 5 Preview across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/ernie-5-5-flash-preview-vs-step-5-preview
- Last updated: November 11, 2026

- Shared sourced benchmarks: 9
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Step 5 Preview leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Step 5 Preview has the higher overall point estimate 56.66 to 0. Conditional score ranges do not establish rank confidence.
- The biggest single benchmark swing is ProgramBench in Coding, with scores of 29.5% and 80.5%.
- ERNIE 5.5 Flash Preview is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | ERNIE 5.5 Flash Preview | Step 5 Preview |
|----------|----------|----------|
| Creator | Baidu | StepFun |
| Type | Pending | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Overall Score | null | 56.66 |
| Benchmarks Covered | 15 | 24 |
| Pricing (input/output) | Pricing unavailable / Pricing unavailable | $1.00 / $2.70 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- ERNIE 5.5 Flash Preview public-lane score: Coming soon
- Step 5 Preview public-lane score: 54.9 (Estimated · #45/132)

| Benchmark | ERNIE 5.5 Flash Preview | Step 5 Preview | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 4.0 | 46.50% | 33.30% | ERNIE 5.5 Flash Preview |
| Terminal-Bench-Science 0.1 | 21.0% | Coming soon | Coming soon |
| AutomationBench | 61.9% | 44.0% | ERNIE 5.5 Flash Preview |
| APEX-Agents | 64.2% | 37.8% | ERNIE 5.5 Flash Preview |
| DRACO | 84.9% | 83.3% | ERNIE 5.5 Flash Preview |
| SpreadsheetBench 2 | 36.4% | Coming soon | Coming soon |
| Agents' Last Exam (CLI) | 29.0% | Coming soon | Coming soon |
| Toolathlon-Verified | 75.0% | 74.1% | ERNIE 5.5 Flash Preview |
| MCP Atlas | 84.6% | 85.6% | Step 5 Preview |
| BrowseComp | 87.4% | 88.7% | Step 5 Preview |
| Terminal-Bench 2.1 | Coming soon | 85.0% | Coming soon |
| CyberGym | Coming soon | 84.7% | Coming soon |
| JobBench | Coming soon | 59.0% | Coming soon |
| Agents' Last Exam | Coming soon | 29.5% | Coming soon |
| Hermes Index | Coming soon | 32.8% | Coming soon |
| Hermes Bench | Coming soon | 69.2% | Coming soon |

### Coding

- Winner: Not comparable
- ERNIE 5.5 Flash Preview public-lane score: Coming soon
- Step 5 Preview public-lane score: 49.1 (Estimated · #49/158)

| Benchmark | ERNIE 5.5 Flash Preview | Step 5 Preview | Winner |
|-----------|-----------|-----------|--------|
| DeepSWE | 71.2% | 67.7% | ERNIE 5.5 Flash Preview |
| ProgramBench | 29.5% | 80.5% | Step 5 Preview |
| NL2Repo | 64.8% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 85.0% | Coming soon |
| SciCode | Coming soon | 58.9% | Coming soon |
| sweMarathon | Coming soon | 72.7% | Coming soon |
| MLS-Bench Lite | Coming soon | 40.5% | Coming soon |

### Reasoning

- Winner: Not comparable
- ERNIE 5.5 Flash Preview public-lane score: Coming soon
- Step 5 Preview public-lane score: 52.5 (Estimated · #49/158)

| Benchmark | ERNIE 5.5 Flash Preview | Step 5 Preview | Winner |
|-----------|-----------|-----------|--------|
| CritPt | Coming soon | 20.9% | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- ERNIE 5.5 Flash Preview public-lane score: Coming soon
- Step 5 Preview public-lane score: 59.5 (Estimated · #38/67)

| Benchmark | ERNIE 5.5 Flash Preview | Step 5 Preview | Winner |
|-----------|-----------|-----------|--------|
| OfficeQA Pro v2 | 67.9% | Coming soon | Coming soon |
| OfficeQA Pro | Coming soon | 60.3% | Coming soon |
| MMMU-Pro | Coming soon | 76% | Coming soon |

### Knowledge

- Winner: Not comparable
- ERNIE 5.5 Flash Preview public-lane score: Coming soon
- Step 5 Preview public-lane score: 60.3 (Supported · #45/179)

| Benchmark | ERNIE 5.5 Flash Preview | Step 5 Preview | Winner |
|-----------|-----------|-----------|--------|
| HLE w/o tools | 46.4% | Coming soon | Coming soon |
| GPQA-D | Coming soon | 93.5% | Coming soon |
| HLE | Coming soon | 46.5% | Coming soon |

## FAQ

### Which is better overall, ERNIE 5.5 Flash Preview or Step 5 Preview?

Step 5 Preview has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### How many benchmarks does ERNIE 5.5 Flash Preview cover on BenchLM?

ERNIE 5.5 Flash Preview currently has 15 sourced benchmark scores on BenchLM.

### How many benchmarks does Step 5 Preview cover on BenchLM?

Step 5 Preview currently has 24 sourced benchmark scores on BenchLM.

## Related Comparisons

- [ERNIE 5.5 Flash Preview vs Claude Fable 5.2](/compare/claude-fable-5-2-vs-ernie-5-5-flash-preview)
- [Step 5 Preview vs Claude Fable 5.2](/compare/claude-fable-5-2-vs-step-5-preview)
- [ERNIE 5.5 Flash Preview vs Gemini 4 Carbon](/compare/ernie-5-5-flash-preview-vs-gemini-4-carbon)
- [Step 5 Preview vs Gemini 4 Carbon](/compare/gemini-4-carbon-vs-step-5-preview)

## Explore More

- [ERNIE 5.5 Flash Preview profile](/models/ernie-5-5-flash-preview)
- [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)