# ERNIE 5.5 Flash Preview vs Muse Spark Open

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

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

- Shared sourced benchmarks: 2
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Evidence is too thin for a benchmark verdict: ERNIE 5.5 Flash Preview and Muse Spark Open share only 2 sourced benchmark rows.

## Summary

- Only 2 shared sourced benchmark rows are available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.

## Model Snapshot

| Property | ERNIE 5.5 Flash Preview | Muse Spark Open |
|----------|----------|----------|
| Creator | Baidu | Meta |
| Type | Pending | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Independent public score (not head-to-head) | null | 51.16 |
| Benchmarks Covered | 15 | 9 |
| Pricing (input/output) | Pricing unavailable / Pricing unavailable | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- ERNIE 5.5 Flash Preview public-lane score: Coming soon
- Muse Spark Open public-lane score: 51.9 (Estimated · #50/132)

| Benchmark | ERNIE 5.5 Flash Preview | Muse Spark Open | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 4.0 | 46.50% | Coming soon | Coming soon |
| Terminal-Bench-Science 0.1 | 21.0% | Coming soon | Coming soon |
| AutomationBench | 61.9% | Coming soon | Coming soon |
| APEX-Agents | 64.2% | Coming soon | Coming soon |
| DRACO | 84.9% | Coming soon | Coming soon |
| SpreadsheetBench 2 | 36.4% | Coming soon | Coming soon |
| Agents' Last Exam (CLI) | 29.0% | Coming soon | Coming soon |
| Toolathlon-Verified | 75.0% | 72.8% | ERNIE 5.5 Flash Preview |
| MCP Atlas | 84.6% | 89.2% | Muse Spark Open |
| BrowseComp | 87.4% | Coming soon | Coming soon |
| JobBench | Coming soon | 61.8% | Coming soon |
| HLE w/ tools | Coming soon | 61.0% | Coming soon |
| MazeBench | Coming soon | 0% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- ERNIE 5.5 Flash Preview public-lane score: Coming soon
- Muse Spark Open public-lane score: 51.4 (Supported · #45/158)

| Benchmark | ERNIE 5.5 Flash Preview | Muse Spark Open | Winner |
|-----------|-----------|-----------|--------|
| DeepSWE | 71.2% | Coming soon | Coming soon |
| ProgramBench | 29.5% | Coming soon | Coming soon |
| NL2Repo | 64.8% | Coming soon | Coming soon |
| FrontierCode 2.0 | Coming soon | 6.2% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- ERNIE 5.5 Flash Preview public-lane score: Coming soon
- Muse Spark Open public-lane score: 48 (Estimated · #58/158)

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- ERNIE 5.5 Flash Preview public-lane score: Coming soon
- Muse Spark Open public-lane score: Coming soon

| Benchmark | ERNIE 5.5 Flash Preview | Muse Spark Open | Winner |
|-----------|-----------|-----------|--------|
| OfficeQA Pro v2 | 67.9% | Coming soon | Coming soon |
| ZeroBench | Coming soon | 50.0% | Coming soon |
| BabyVision | Coming soon | 80.2% | Coming soon |
| SimpleVQA | Coming soon | 73.6% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- ERNIE 5.5 Flash Preview public-lane score: Coming soon
- Muse Spark Open public-lane score: 56.6 (Estimated · #55/179)

| Benchmark | ERNIE 5.5 Flash Preview | Muse Spark Open | Winner |
|-----------|-----------|-----------|--------|
| HLE w/o tools | 46.4% | Coming soon | Coming soon |

## FAQ

### Is there enough evidence to pick between ERNIE 5.5 Flash Preview and Muse Spark Open?

Not yet. The models share only 2 sourced benchmark rows, 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

- [ERNIE 5.5 Flash Preview vs Claude Fable 5.2](/compare/claude-fable-5-2-vs-ernie-5-5-flash-preview)
- [Muse Spark Open vs Claude Fable 5.2](/compare/claude-fable-5-2-vs-muse-spark-open)
- [ERNIE 5.5 Flash Preview vs Gemini 4 Carbon](/compare/ernie-5-5-flash-preview-vs-gemini-4-carbon)
- [Muse Spark Open vs Gemini 4 Carbon](/compare/gemini-4-carbon-vs-muse-spark-open)

## Explore More

- [ERNIE 5.5 Flash Preview profile](/models/ernie-5-5-flash-preview)
- [Muse Spark Open profile](/models/muse-spark-open)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)