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ERNIE 5.5 Flash Preview vs GLM-5.3-Flash

ERNIE 5.5 Flash Preview and GLM-5.3-Flash are closely matched at 52.3 and 47.9 on the LLM Stats Score. GLM-5.3-Flash is 2.1x cheaper per token.

Baidu · Zhipu AI · Updated for 2026

Which is better?

ERNIE 5.5 Flash Preview and GLM-5.3-Flash are closely matched on the overall LLM Stats Score at 52.3 and 47.9.

In the 5 individual benchmarks reported for both models, ERNIE 5.5 Flash Preview wins 5; this is a narrower head-to-head signal than the composite indexes.

On price, GLM-5.3-Flash is roughly 2.1x 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

  • you value its reported benchmark strengths — it wins 5 of 5 exact shared results
  • you want the most recent training data — it shipped Nov 2026

Choose GLM-5.3-Flash

  • cost matters — it's about 2.1x cheaper per token
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

ERNIE 5.5 Flash Preview
Baidu
GLM-5.3-Flash
Zhipu AI
Core performance indexes
LLM Stats Score
52.3
#13
47.9
#34
Reasoning
50.7
#12
47.0
#31
Coding
37.9
#20
30.0
#68
Agents
38.5
#11
33.0
#37
Cost, coverage & limits
Benchmark wins
5 of 5
0 of 5
Input price
$0.28 / M
$0.15 / 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
GLM-5.3-Flash
Tool use
32.2#8
28.8#28
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

13 reported for ERNIE 5.5 Flash Preview · 15 for GLM-5.3-Flash

5 shared

ERNIE 5.5 Flash Preview outperforms in 5 benchmarks (Agents' Last Exam, AutomationBench, DeepSWE 1.1, NL2Repo, OfficeQA Pro), while GLM-5.3-Flash is better at 0 benchmarks.

ERNIE 5.5 Flash Preview significantly outperforms across most 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

GLM-5.3-Flash costs less

For input processing, ERNIE 5.5 Flash Preview ($0.28/1M tokens) is 1.9x more expensive than GLM-5.3-Flash ($0.15/1M tokens).

For output processing, ERNIE 5.5 Flash Preview ($1.13/1M tokens) is 2.3x more expensive than GLM-5.3-Flash ($0.50/1M tokens).

In conclusion, ERNIE 5.5 Flash Preview is more expensive than GLM-5.3-Flash.*

* 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
Zhipu AI
GLM-5.3-Flash
Input tokens$0.15
Output tokens$0.50
Best providerDeepinfra
Notice missing or incorrect data?

Model Size

Parameter count comparison

40.0B diff

GLM-5.3-Flash has 40.0B more parameters than ERNIE 5.5 Flash Preview, making it 14.3% larger.

Baidu
ERNIE 5.5 Flash Preview
280.0Bparameters
Zhipu AI
GLM-5.3-Flash
320.0Bparameters
280.0B
ERNIE 5.5 Flash Preview
320.0B
GLM-5.3-Flash

Context Window

Maximum input and output token capacity

Both models have the same input context window of 1,048,576 tokens. Both models can generate responses up to 1,048,576 tokens.

Baidu
ERNIE 5.5 Flash Preview
Input1,048,576 tokens
Output1,048,576 tokens
Zhipu AI
GLM-5.3-Flash
Input1,048,576 tokens
Output1,048,576 tokens
Thu Nov 12 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

GLM-5.3-Flash supports multimodal inputs, whereas ERNIE 5.5 Flash Preview does not.

GLM-5.3-Flash 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

GLM-5.3-Flash

Text
Images
Audio
Video

License

Usage and distribution terms

ERNIE 5.5 Flash Preview is licensed under a proprietary license, while GLM-5.3-Flash uses MIT.

License differences may affect how you can use these models in commercial or open-source projects.

ERNIE 5.5 Flash Preview

Proprietary

Closed source

GLM-5.3-Flash

MIT

Open weights

Release Timeline

When each model was launched

ERNIE 5.5 Flash Preview was released on 2026-11-11, while GLM-5.3-Flash was released on 2026-08-26.

ERNIE 5.5 Flash Preview is 3 months newer than GLM-5.3-Flash.

ERNIE 5.5 Flash Preview

Nov 11, 2026

1 days ago

2mo newer
GLM-5.3-Flash

Aug 26, 2026

2 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. GLM-5.3-Flash is available from DeepInfra, FriendliAI, Novita, ZAI.

ERNIE 5.5 Flash Preview

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

GLM-5.3-Flash

deepinfra logo
Deepinfra
Input Price:Input: $0.15/1MOutput Price:Output: $0.50/1M
friendli logo
FriendliAI
Input Price:Input: $0.15/1MOutput Price:Output: $0.50/1M
novita logo
Novita
Input Price:Input: $0.15/1MOutput Price:Output: $0.50/1M
z logo
Unknown Organization
Input Price:Input: $0.15/1MOutput 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 GLM-5.3-Flash side-by-side, then vote on the output you prefer.

ERNIE 5.5 Flash Preview
✓ Preferred
GLM-5.3-Flash
Open in Playground

FAQ

Common questions about ERNIE 5.5 Flash Preview vs GLM-5.3-Flash.

Which is better, ERNIE 5.5 Flash Preview or GLM-5.3-Flash?

ERNIE 5.5 Flash Preview and GLM-5.3-Flash are closely matched on the LLM Stats Score at 52.3 and 47.9. ERNIE 5.5 Flash Preview is made by Baidu and GLM-5.3-Flash is made by Zhipu AI. 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 GLM-5.3-Flash 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%. GLM-5.3-Flash scores CharXiv-R: 89.4%, Terminal-Bench 2.1: 84.3%, MMVU: 80.5%, Toolathlon: 78.4%, Chartography: 78.0%.

Is ERNIE 5.5 Flash Preview cheaper than GLM-5.3-Flash?

GLM-5.3-Flash is 1.9x cheaper for input tokens. ERNIE 5.5 Flash Preview costs $0.28/M input and $1.13/M output via baidu. GLM-5.3-Flash costs $0.15/M input and $0.50/M output via deepinfra.

What are the context window sizes for ERNIE 5.5 Flash Preview and GLM-5.3-Flash?

ERNIE 5.5 Flash Preview supports 1.0M tokens and GLM-5.3-Flash 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 GLM-5.3-Flash?

Key differences include LLM Stats Score (52.3 vs 47.9), input pricing ($0.28 vs $0.15/M), multimodal support (no vs yes), licensing (Proprietary vs MIT). See the full comparison above for benchmark-by-benchmark results.

Who makes ERNIE 5.5 Flash Preview and GLM-5.3-Flash?

ERNIE 5.5 Flash Preview is developed by Baidu and GLM-5.3-Flash is developed by Zhipu AI.

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