Baidu Releases Ernie 4.5 Series AI Models in Open-Source, Offers Multi-Hardware Toolkits

Introduction

In a landmark move towards transparency and openness in artificial intelligence, Baidu has made its Ernie 4.5 AI models publicly accessible. This release includes not only the models themselves but also associated development toolkits. Below is a comprehensive overview of the announcement, including technical insights, availability details, and implications for developers and researchers worldwide.

Baidu Makes Ernie 4.5 AI Models Public

Baidu has made this information accessible to the general public by making it visible and accessible to everyone. On Monday, Baidu made this information accessible to the general public by providing the open-source representation of the Ernie 4.5 series of artificial intelligence (AI) models accessible to the general public. By making this information transparent and accessible to everyone, Baidu has made it possible for the entire public to have access to their information.

It was recently stated by the Chinese technological giant that on July 31, it would make its large language models (LLMs), which are often regarded as confidential, available to the general public without any restrictions. This announcement was made in a recent announcement. Earlier, this announcement was communicated to the individuals who were interested in the matter. It was through a statement that had been released in the past that this announcement was disseminated to the wider public.

Technical Structure of the Ernie 4.5 Models

This is the case whenever it comes to the process of developing the models. The organisation has been able to successfully publish ten distinct variations of the series across the board. This has been possible. This has directly led to the organisation making significant headway in their journey, which is a direct consequence of this.

Commitment to Transparency

Evidence that Baidu is dedicated to maintaining a transparent environment may be found in the fact that the company has made the open source files of 10 distinct configurations of the Ernie 4.5 artificial intelligence models available to the general public voluntarily. Each and every one of these variants possesses a variant that is distinct from the others, and that variant is present in each and every one of these variants.

Announcement Via Social Media Platform X

The Chinese internet giant made the statement that the 10 open-source Ernie 4.5 AI models are now available for download in a post that was published on X, which was formerly known as Twitter. The post was published on X. In the post, this information was presented to the reader. The blog article was published on X, which was the platform. In the post that the reader was currently reading, these particulars were presented to them specifically.

The publication was made available on X, which also served as the platform for the blog post that was published. Additionally, the blog post that was published was made available on X, which also functioned as the venue for the publishing that was made available.

Model Variants and Capabilities

It is possible to acquire some of the artefacts that are included in the collection. In addition, the list contains five models that have been constructed through the process of post-training, while the remaining models have been pre-trained in the past. Note that the pre-training of the models that are already in existence has been completed. This is another key point to take into consideration. Note that this is something that ought to be brought up.

At the moment, these models can be downloaded from a variety of different sources. Through the utilisation of the services that are made available by the internet, individuals are able to have the capability of obtaining access to each of these lists in a convenient manner.

Model Specifications and Parameters

In a post that was published on Baidu’s blog, it was said that the models of the MoE have a total of 47 billion parameters, that three billion of those parameters are active at any given moment, and that the MoE models contain a total of 47 billion parameters with a total of 47 billion parameters. The content in question is now available to the entirety of the general population as a result of Baidu’s efforts.

According to the meaning of the phrase “third party,” this information was provided to the database by Baidu, which is deemed to be a third party. Through the utilisation of the PaddlePaddle deep learning architecture, each and every one of them now possesses the possibility to acquire an education. They’ve been given the chance to take advantage of this opportunity. They are currently in a position to pursue this particular line of action, which is convenient for them.

Benchmark Comparisons and Competitive Edge

The findings of the company’s internal testing indicate that the DeepSeek-V3-671B-A37B-Base configuration is superior on 22 out of 28 benchmarks, whilst the Ernie-4.5-300B-A47B-Base model is superior on 22 of those benchmarks. Both of these configurations compete with one another to determine which one is superior. In general, the DeepSeek-V3-671B-A37B-Base configuration is among the best available options.

While the DeepSeek-V3-671B-A37B-Base configuration performs better than the other configurations on 22 of the benchmarks, the other configurations perform worse. As a consequence of the findings of the tests that were carried out by the organisation, which provided a clear demonstration about this, this was made abundantly clear. In the statement that the corporation issued, which they then presented to the general public after they had distributed it to the general public, this assumption was made by the corporation.

Additionally, it was said that the Ernie-4.5-21B-A3B-Base fared better than the Qwen3-30B-A3B-Base on a variety of additional benchmarks that were linked with mathematical thinking and reasoning in general. In spite of the fact that the Qwen3-30B-A3B-Base, in comparison to the other device, included fifty percent more parameters, it is essential to keep in mind that this was the scenario during the entire process.

Training Strategies and Technical Approaches

As an additional point of interest, Baidu has made the training methods that it utilised specifically with regard to the model pages available to the general public. This is a noteworthy development. Listed below are some more particulars that need to be taken into consideration because they are important. In order for the organisation to scale the models, they implemented a number of different tactics.

The intra-node expert parallelism, memory-efficient pipeline scheduling, FP8 mixed-precision training, and a fine-grained recomputation technique were some of the strategies that were utilised. Through the implementation of these strategies, the organisation was successful in achieving the goals that it had begun with. The desired results were accomplished through the implementation of these methods, which were the means by which they were accomplished.

It is possible to assert that these strategies were successful due to the fact that they were able to accomplish the objectives that were intended to be accomplished via the execution of these strategies. In order to simplify the process of carrying out the method in a manner that was less complicated, the organisation utilised a multi-level organisational structure throughout the pre-training phase of the approach. This was done in order to keep the process as straightforward as possible. This action was taken in order to make the process of completing the procedure easier. It was decided to take this move in order to simplify the process and make it easier to finish.

Global Developer Access and Licensing

Furthermore, in addition to the models that are already available, Baidu has made ErnieKit available to the general public in each and every country across the entire world. This is a significant development. It is possible to take advantage of this chance in each and every nation. All things considered, this is a really significant new discovery. On top of that, this package comes with a wide range of development tools that are suitable for use with the Ernie 4.5 series of models. In addition to the models itself that are a part of the Ernie 4.5 series, these tools are also included in the package.

For the goal of making modifications to the models, a number of different tools can be utilised simultaneously. This category encompasses a wide range of methodology, each of which is distinct from the others. Pre-training, supervised fine-tuning (SFT), Low-Rank Adaptation (LoRA), and a few other techniques are examples of some of the strategies that fall under this category. In addition to these approaches, there are a few others that can be classified as belonging to this group. On the other hand, this list does not contain all of the options that are available.

By far one of the most significant parts of this particular section of the project is the fact that all of the models are available for usage under the Apache 2.0 license. This is without a doubt one of the most crucial components. Without a shadow of a doubt, this is without a doubt one of the most important characteristics that this particular component of the project possesses. The significance of this particular facet of the project is influenced by a variety of different factors, which are all dependent on one another.

Conclusion

Baidu’s open-sourcing of the Ernie 4.5 models and toolkits sets a major precedent in the AI industry. With 10 model variants, cutting-edge architecture, and global accessibility under a permissive license, this release empowers developers and researchers like never before. It’s a clear signal of Baidu’s commitment to transparency, innovation, and collaborative growth in artificial intelligence.

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