Model Comparison

ERNIE 4.5 vs GPT OSS 120B

GPT OSS 120B significantly outperforms across most benchmarks. GPT OSS 120B is 7.2x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

ERNIE 4.5 outperforms in 0 benchmarks, while GPT OSS 120B is better at 2 benchmarks (GPQA, MMLU).

GPT OSS 120B significantly outperforms across most benchmarks.

Thu Apr 16 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

GPT OSS 120B costs less

For input processing, ERNIE 4.5 ($0.40/1M tokens) is 4.4x more expensive than GPT OSS 120B ($0.09/1M tokens).

For output processing, ERNIE 4.5 ($4.00/1M tokens) is 8.9x more expensive than GPT OSS 120B ($0.45/1M tokens).

In conclusion, ERNIE 4.5 is more expensive than GPT OSS 120B.*

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

Lowest available price from all providers
Thu Apr 16 2026 • llm-stats.com
Baidu
ERNIE 4.5
Input tokens$0.40
Output tokens$4.00
Best providerNovita
OpenAI
GPT OSS 120B
Input tokens$0.09
Output tokens$0.45
Best providerDeepinfra
Notice missing or incorrect data?Start an Issue→

Model Size

Parameter count comparison

95.8B diff

GPT OSS 120B has 95.8B more parameters than ERNIE 4.5, making it 456.2% larger.

Baidu
ERNIE 4.5
21.0Bparameters
OpenAI
GPT OSS 120B
116.8Bparameters
21.0B
ERNIE 4.5
116.8B
GPT OSS 120B

Context Window

Maximum input and output token capacity

GPT OSS 120B accepts 131,072 input tokens compared to ERNIE 4.5's 128,000 tokens. GPT OSS 120B can generate longer responses up to 131,072 tokens, while ERNIE 4.5 is limited to 65,536 tokens.

Baidu
ERNIE 4.5
Input128,000 tokens
Output65,536 tokens
OpenAI
GPT OSS 120B
Input131,072 tokens
Output131,072 tokens
Thu Apr 16 2026 • llm-stats.com

License

Usage and distribution terms

ERNIE 4.5 is licensed under a proprietary license, while GPT OSS 120B uses Apache 2.0.

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

ERNIE 4.5

Proprietary

Closed source

GPT OSS 120B

Apache 2.0

Open weights

Release Timeline

When each model was launched

ERNIE 4.5 was released on 2025-06-25, while GPT OSS 120B was released on 2025-08-05.

GPT OSS 120B is 1 month newer than ERNIE 4.5.

ERNIE 4.5

Jun 25, 2025

9 months ago

GPT OSS 120B

Aug 5, 2025

8 months ago

1mo newer

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 4.5 is available from Novita. GPT OSS 120B is available from DeepInfra, Novita, OpenAI, Fireworks, Groq.

ERNIE 4.5

novita logo
Novita
Input Price:Input: $0.40/1MOutput Price:Output: $4.00/1M

GPT OSS 120B

deepinfra logo
Deepinfra
Input Price:Input: $0.09/1MOutput Price:Output: $0.45/1M
novita logo
Novita
Input Price:Input: $0.10/1MOutput Price:Output: $0.50/1M
openai logo
OpenAI
Input Price:Input: $0.10/1MOutput Price:Output: $0.50/1M
fireworks logo
Fireworks
Input Price:Input: $0.15/1MOutput Price:Output: $0.60/1M
groq logo
Groq
Input Price:Input: $0.15/1MOutput Price:Output: $0.60/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Baidu
OpenAI
Larger context window (131,072 tokens)
Less expensive input tokens
Less expensive output tokens
Has open weights
Higher GPQA score (80.1% vs 74.0%)
Higher MMLU score (90.0% vs 41.9%)

Detailed Comparison

AI Model Comparison Table
Feature
Baidu
ERNIE 4.5
OpenAI
GPT OSS 120B

FAQ

Common questions about ERNIE 4.5 vs GPT OSS 120B

GPT OSS 120B significantly outperforms across most benchmarks. ERNIE 4.5 is made by Baidu and GPT OSS 120B is made by OpenAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
ERNIE 4.5 scores GPQA: 74.0%, ARC-E: 60.7%, PIQA: 55.2%, Winogrande: 51.3%, CLUEWSC: 48.6%. GPT OSS 120B scores MMLU: 90.0%, CodeForces: 82.1%, GPQA: 80.1%, TAU-bench Retail: 67.8%, HealthBench: 57.6%.
GPT OSS 120B is 4.4x cheaper for input tokens. ERNIE 4.5 costs $0.40/M input and $4.00/M output via novita. GPT OSS 120B costs $0.09/M input and $0.45/M output via deepinfra.
ERNIE 4.5 supports 128K tokens and GPT OSS 120B supports 131K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (128K vs 131K), input pricing ($0.40 vs $0.09/M), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.
ERNIE 4.5 is developed by Baidu and GPT OSS 120B is developed by OpenAI.