The AI arena is free today

Open Superagent

ERNIE 5.5 Flash Preview vs Muse Spark 1.1

ERNIE 5.5 Flash Preview and Muse Spark 1.1 are closely matched at 52.3 and 47.8 on the LLM Stats Score. ERNIE 5.5 Flash Preview is 4.1x cheaper per token.

Baidu · Meta · Updated for 2026

Which is better?

ERNIE 5.5 Flash Preview and Muse Spark 1.1 are closely matched on the overall LLM Stats Score at 52.3 and 47.8.

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

On price, ERNIE 5.5 Flash Preview is roughly 4.1x 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

  • your work emphasizes agents — it leads those capability indexes
  • cost matters — it's about 4.1x cheaper per token
  • you want the most recent training data — it shipped Nov 2026

Choose Muse Spark 1.1

  • you want predictable pricing at $1.25/M input and $4.25/M output

At a glance

The differences that matter most.

ERNIE 5.5 Flash Preview
Baidu
Muse Spark 1.1
Meta
Core performance indexes
LLM Stats Score
52.3
#13
47.8
#35
Reasoning
50.7
#12
48.7
#22
Coding
37.9
#20
31.2
#58
Agents
38.5
#11
31.6
#44
Cost, coverage & limits
Benchmark wins
1 of 2
1 of 2
Input price
$0.28 / M
$1.25 / M
Output price
$1.13 / M
$4.25 / 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 Spark 1.1
Tool use
32.2#8
29.5#23
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

13 reported for ERNIE 5.5 Flash Preview · 11 for Muse Spark 1.1

2 shared

ERNIE 5.5 Flash Preview outperforms in 1 benchmarks (DeepSWE 1.1), while Muse Spark 1.1 is better at 1 benchmark (MCP Atlas).

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

ERNIE 5.5 Flash Preview costs less

For input processing, ERNIE 5.5 Flash Preview ($0.28/1M tokens) is 4.5x cheaper than Muse Spark 1.1 ($1.25/1M tokens).

For output processing, ERNIE 5.5 Flash Preview ($1.13/1M tokens) is 3.8x cheaper than Muse Spark 1.1 ($4.25/1M tokens).

In conclusion, Muse Spark 1.1 is more expensive than ERNIE 5.5 Flash Preview.*

* 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 Spark 1.1
Input tokens$1.25
Output tokens$4.25
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 Spark 1.1 is limited to 131,072 tokens.

Baidu
ERNIE 5.5 Flash Preview
Input1,048,576 tokens
Output1,048,576 tokens
Meta
Muse Spark 1.1
Input1,048,576 tokens
Output131,072 tokens
Thu Nov 12 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Muse Spark 1.1 supports multimodal inputs, whereas ERNIE 5.5 Flash Preview does not.

Muse Spark 1.1 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 Spark 1.1

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 Spark 1.1

Proprietary

Closed source

Release Timeline

When each model was launched

ERNIE 5.5 Flash Preview was released on 2026-11-11, while Muse Spark 1.1 was released on 2026-07-09.

ERNIE 5.5 Flash Preview is 4 months newer than Muse Spark 1.1.

ERNIE 5.5 Flash Preview

Nov 11, 2026

1 days ago

4mo newer
Muse Spark 1.1

Jul 9, 2026

4 months 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 Spark 1.1 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 Spark 1.1

meta logo
Meta
Input Price:Input: $1.25/1MOutput Price:Output: $4.25/1M
* 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 Spark 1.1 side-by-side, then vote on the output you prefer.

ERNIE 5.5 Flash Preview
✓ Preferred
Muse Spark 1.1
Open in Playground

FAQ

Common questions about ERNIE 5.5 Flash Preview vs Muse Spark 1.1.

Which is better, ERNIE 5.5 Flash Preview or Muse Spark 1.1?

ERNIE 5.5 Flash Preview and Muse Spark 1.1 are closely matched on the LLM Stats Score at 52.3 and 47.8. ERNIE 5.5 Flash Preview is made by Baidu and Muse Spark 1.1 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 Spark 1.1 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 Spark 1.1 scores CharXiv-R: 88.4%, MCP Atlas: 88.1%, OSWorld-Verified: 80.8%, Terminal-Bench 2.1: 80.0%, BabyVision: 76.3%.

Is ERNIE 5.5 Flash Preview cheaper than Muse Spark 1.1?

ERNIE 5.5 Flash Preview is 4.5x cheaper for input tokens. ERNIE 5.5 Flash Preview costs $0.28/M input and $1.13/M output via baidu. Muse Spark 1.1 costs $1.25/M input and $4.25/M output via meta.

What are the context window sizes for ERNIE 5.5 Flash Preview and Muse Spark 1.1?

ERNIE 5.5 Flash Preview supports 1.0M tokens and Muse Spark 1.1 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 Spark 1.1?

Key differences include LLM Stats Score (52.3 vs 47.8), input pricing ($0.28 vs $1.25/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 Spark 1.1?

ERNIE 5.5 Flash Preview is developed by Baidu and Muse Spark 1.1 is developed by Meta.

Related comparisons