ERNIE 5.1

ERNIE 5.1

Baidu
GPT-6 Sol

GPT-6 Sol

OpenAI
+
+

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About

ERNIE 5.1 is Baidu’s latest large language model designed to deliver advanced reasoning, agentic AI capabilities, creative writing, and world knowledge performance while operating with significantly improved efficiency. The model builds on the foundation of ERNIE 5.0 while reducing total parameters and training costs, allowing it to achieve flagship-level intelligence at a fraction of the computational expense of comparable models. ERNIE 5.1 performs strongly across international benchmarks for reasoning, search, knowledge, and agentic tasks, ranking among the top global AI models and leading among Chinese-developed models on multiple leaderboards. The platform introduces a new fully asynchronous reinforcement learning infrastructure that improves training efficiency, scalability, and stability for complex long-horizon AI tasks. ERNIE 5.1 also features advanced creative writing capabilities.

About

GPT-6 Sol is an OpenAI model designed to bring GPT-6-class intelligence to professional work, coding, computer use, and agentic workflows at a lower cost than GPT-6 Astra. The model improves on GPT-5.6 Sol in factual reliability, software engineering, business automation, and long-horizon computer tasks. Developers can adjust reasoning effort depending on task complexity, allowing Sol to allocate more computation to difficult problems while using less for simpler work. GPT-6 Sol also introduces a clearer collaboration style with less jargon, fewer unnecessary details, and more concise technical communication. Improved prompt caching helps agents reuse long contexts more efficiently while reducing latency and cached-input costs. GPT-6 Sol is available through ChatGPT Work, Codex, and the OpenAI API as gpt-6-sol.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

AI developers, enterprises, researchers, creative professionals, technology platforms, and organizations seeking advanced large language models with strong reasoning, agentic AI, creative writing, and scalable enterprise AI capabilities

Audience

Software developers, AI engineers, agent builders, analysts, knowledge workers, enterprises, and application developers that need advanced reasoning, coding, computer use, and professional workflow capabilities at a lower cost than OpenAI’s highest-end GPT-6 model

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

Screenshots and Videos

Pricing

No information available.
Free Version
Free Trial

Pricing

$2 per 1M tokens (input)
Input: $2 per 1 million tokens
Output: $10 per 1 million tokens
Free Version
Free Trial

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Reviews/Ratings

Overall 5.0 / 5
features 5.0 / 5

Pros & Cons from Real Users

Pros

  • What I like most is that it gives me a lot of Astra’s capability without feeling like I am burning premium-model money on every task. I have been using it for coding, agent workflows, research, and larger technical projects where I need strong reasoning but still care about speed and cost. Tool support is another big strength. Sol can work with web search, files, code execution, shell access, computer use, MCP, and function calling, so it feels much more useful as an agent model than something that only generates text.

Cons

  • The only real downside is that when I am dealing with the absolute hardest reasoning problem, I may still step up to Astra. But for most serious day-to-day development and agent work, Sol is the model I would rather run heavily.

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

Baidu
Founded: 2000
China
ernie.baidu.com

Company Information

OpenAI
Founded: 2015
United States
openai.com

Alternatives

Claude Sonnet 5

Claude Sonnet 5

Anthropic

Alternatives

GPT-6 Astra

GPT-6 Astra

OpenAI
GLM-5.2

GLM-5.2

Z.ai
GPT-6 Luna

GPT-6 Luna

OpenAI
MiMo-V2.6-Flash

MiMo-V2.6-Flash

Xiaomi Technology
ERNIE 5.0

ERNIE 5.0

Baidu

Categories

Categories

Integrations

C
C#
C++
CSS
Go
HTML
JavaScript
Kotlin
PHP
R
Ruby
Rust
Scala
TypeScript
Auggie CLI
Objective-C
Prism
PrivatClaw
Use AI
XML

Integrations

C
C#
C++
CSS
Go
HTML
JavaScript
Kotlin
PHP
R
Ruby
Rust
Scala
TypeScript
Auggie CLI
Objective-C
Prism
PrivatClaw
Use AI
XML
Claim ERNIE 5.1 and update features and information
Claim ERNIE 5.1 and update features and information
Claim GPT-6 Sol and update features and information
Claim GPT-6 Sol and update features and information