Baidu Models
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ERNIE 4.5 300B A47B

300B

by Baidu

ERNIE-4.5-300B-A47B is a 300B parameter Mixture-of-Experts (MoE) language model developed by Baidu as part of the ERNIE 4.5 series. It activates 47B parameters per token and supports text generation in both English and Chinese. Optimized for high-throughput inference and efficient scaling, it uses a heterogeneous MoE structure with advanced routing and quantization strategies, including FP8 and 2-bit formats. This version is fine-tuned for language-only tasks and supports reasoning, tool parameters, and extended context lengths up to 131k tokens. Suitable for general-purpose LLM applications with high reasoning and throughput demands.

Chat with ERNIE 4.5 300B A47B
Input Price$0.28/1M tokens
Output Price$1.10/1M tokens
Intelligence14.9
Coding14.5

Specifications

Technical details and pricing.

ProviderBaidu
Context Window123,000 tokens
Release DateJun 30, 2025
ModalitiesText

Benchmarks

12 benchmark scores from Artificial Analysis.

GPQA81.1%
MMLU Pro77.6%
HLE3.5%
LiveCodeBench46.7%
MATH 50093.1%
AIME 202541.3%
AIME49.3%
SciCode31.5%
LCR2.3%
IFBench39.1%
Tau20.0%
TerminalBench Hard6.1%

Composite Indices

Intelligence, Coding, Math

Standard Benchmarks

Academic and industry benchmarks

Frequently Asked Questions

What is ERNIE 4.5 300B A47B good for?

Use ERNIE 4.5 300B A47B for everyday tasks like writing, summarizing, brainstorming, and getting clear explanations.

How much does ERNIE 4.5 300B A47B cost?

Pricing is based on usage. Current rates are $0.28/1M tokens for input and $1.10/1M tokens for output.

Can I try ERNIE 4.5 300B A47B for free?

Yes. You can start a chat instantly and test the model before deciding on a plan.

Does ERNIE 4.5 300B A47B support images or audio?

ERNIE 4.5 300B A47B focuses on text-based tasks.

Benchmarks and pricing are sourced from Artificial Analysis where available. OpenRouter specs are used as a fallback.