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ERNIE 5.5 Flash Preview vs Muse Ember

ERNIE 5.5 Flash Preview and Muse Ember are closely matched at 52.3 and 45.9 on the LLM Stats Score. Muse Ember is 2.5x cheaper per token.

Baidu · Meta · Updated for 2026

Which is better?

ERNIE 5.5 Flash Preview and Muse Ember are closely matched on the overall LLM Stats Score at 52.3 and 45.9.

The models split the 2 individual benchmarks reported for both models evenly.

On price, Muse Ember is roughly 2.5x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose ERNIE 5.5 Flash Preview

  • you want the most recent training data — it shipped Nov 2026

Choose Muse Ember

  • cost matters — it's about 2.5x cheaper per token

At a glance

The differences that matter most.

ERNIE 5.5 Flash Preview
Baidu
Muse Ember
Meta
Core performance indexes
LLM Stats Score
52.3
#13
45.9
#47
Reasoning
50.7
#12
48.1
#24
Coding
37.9
#20
27.3
#86
Agents
38.5
#11
31.6
#45
Cost, coverage & limits
Benchmark wins
1 of 2
1 of 2
Input price
$0.28 / M
$0.10 / M
Output price
$1.13 / M
$0.50 / M
Context window
1,048,576
1,048,576

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
ERNIE 5.5 Flash Preview
Muse Ember
Tool use
32.2#8
30.7#14
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

13 reported for ERNIE 5.5 Flash Preview · 6 for Muse Ember

2 shared

ERNIE 5.5 Flash Preview outperforms in 1 benchmarks (Terminal-Bench 4.0), while Muse Ember is better at 1 benchmark (Agents' Last Exam).

Both models are evenly matched across the benchmarks.

Thu Nov 12 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Muse Ember costs less

For input processing, ERNIE 5.5 Flash Preview ($0.28/1M tokens) is 2.8x more expensive than Muse Ember ($0.10/1M tokens).

For output processing, ERNIE 5.5 Flash Preview ($1.13/1M tokens) is 2.3x more expensive than Muse Ember ($0.50/1M tokens).

In conclusion, ERNIE 5.5 Flash Preview is more expensive than Muse Ember.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Thu Nov 12 2026 • llm-stats.com
Baidu
ERNIE 5.5 Flash Preview
Input tokens$0.28
Output tokens$1.13
Best providerBaidu
Meta
Muse Ember
Input tokens$0.10
Output tokens$0.50
Best providerMeta
Notice missing or incorrect data?

Context Window

Maximum input and output token capacity

Both models have the same input context window of 1,048,576 tokens. ERNIE 5.5 Flash Preview can generate longer responses up to 1,048,576 tokens, while Muse Ember is limited to 524,288 tokens.

Baidu
ERNIE 5.5 Flash Preview
Input1,048,576 tokens
Output1,048,576 tokens
Meta
Muse Ember
Input1,048,576 tokens
Output524,288 tokens
Thu Nov 12 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Muse Ember supports multimodal inputs, whereas ERNIE 5.5 Flash Preview does not.

Muse Ember can handle both text and other forms of data like images, making it suitable for multimodal applications.

ERNIE 5.5 Flash Preview

Text
Images
Audio
Video

Muse Ember

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

ERNIE 5.5 Flash Preview

Proprietary

Closed source

Muse Ember

Proprietary

Closed source

Release Timeline

When each model was launched

ERNIE 5.5 Flash Preview was released on 2026-11-11, while Muse Ember was released on 2026-11-09.

ERNIE 5.5 Flash Preview is 0 month newer than Muse Ember.

ERNIE 5.5 Flash Preview

Nov 11, 2026

1 days ago

2d newer
Muse Ember

Nov 9, 2026

3 days ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

ERNIE 5.5 Flash Preview is available from Baidu Qianfan. Muse Ember is available from Meta Model API.

ERNIE 5.5 Flash Preview

baidu logo
Baidu
Input Price:Input: $0.28/1MOutput Price:Output: $1.13/1M

Muse Ember

meta logo
Meta
Input Price:Input: $0.10/1MOutput Price:Output: $0.50/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against ERNIE 5.5 Flash Preview and Muse Ember side-by-side, then vote on the output you prefer.

ERNIE 5.5 Flash Preview
✓ Preferred
Muse Ember
Open in Playground

FAQ

Common questions about ERNIE 5.5 Flash Preview vs Muse Ember.

Which is better, ERNIE 5.5 Flash Preview or Muse Ember?

ERNIE 5.5 Flash Preview and Muse Ember are closely matched on the LLM Stats Score at 52.3 and 45.9. ERNIE 5.5 Flash Preview is made by Baidu and Muse Ember is made by Meta. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does ERNIE 5.5 Flash Preview compare to Muse Ember in benchmarks?

ERNIE 5.5 Flash Preview scores BrowseComp: 87.4%, DRACO: 84.9%, MCP Atlas: 84.6%, DeepSWE 1.1: 71.2%, OfficeQA Pro: 67.9%. Muse Ember scores PerceptionBench: 80.6%, OSWorld 2.1 (partial): 69.5%, Agents' Last Exam: 61.6%, Personal Superintelligence Index: 46.8%, Terminal-Bench 4.0: 40.9%.

Is ERNIE 5.5 Flash Preview cheaper than Muse Ember?

Muse Ember is 2.8x cheaper for input tokens. ERNIE 5.5 Flash Preview costs $0.28/M input and $1.13/M output via baidu. Muse Ember costs $0.10/M input and $0.50/M output via meta.

What are the context window sizes for ERNIE 5.5 Flash Preview and Muse Ember?

ERNIE 5.5 Flash Preview supports 1.0M tokens and Muse Ember supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between ERNIE 5.5 Flash Preview and Muse Ember?

Key differences include LLM Stats Score (52.3 vs 45.9), input pricing ($0.28 vs $0.10/M), multimodal support (no vs yes). See the full comparison above for benchmark-by-benchmark results.

Who makes ERNIE 5.5 Flash Preview and Muse Ember?

ERNIE 5.5 Flash Preview is developed by Baidu and Muse Ember is developed by Meta.

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