Free Trial

$0

Online AI Models
ChatGPT, Gemini, Claude, DeepSeek, Grok, OpenRouter, Qwen, Mistral, Kimi, GLM, SiliconFlow
Chat Entire Zotero Library(Total PDFs Limit)
-
Chat Multiple PDFs limit
Multiple(up to 3)
Built-in Local LLMs
Ollama
MCP Server
Customized API
Automic update the latest AI Models
-
Automic update the latest local LLMs
-
AutoPilot
AI Chat limit
20 total, then 5/day
Seats(Devices)
1
Customer Support
Community

Basic

$29

Online AI Models
ChatGPT, Gemini, Claude, DeepSeek, Grok, OpenRouter, Qwen, Mistral, Kimi, GLM, SiliconFlow
Chat Entire Zotero Library(Total PDFs Limit)
<= 500
Chat Multiple PDFs limit
Multiple(up to 20)
Built-in Local LLMs
Ollama
MCP Server
Customized API
Automic update the latest AI Models
Automic update the latest local LLMs
AutoPilot
-
AI Chat limit
Unlimited
Seats(Devices)
1
Customer Support
Email
✨ Ultimate

Premium

$59

Online AI Models
ChatGPT, Gemini, Claude, DeepSeek, Grok, OpenRouter, Qwen, Mistral, Kimi, GLM, SiliconFlow
Chat Entire Zotero Library(Total PDFs Limit)
<= 1,000
Chat Multiple PDFs limit
Multiple(up to 100)
Built-in Local LLMs
Ollama
MCP Server
Customized API
Automic update the latest AI Models
Automic update the latest local LLMs
AutoPilot
AI Chat limit
Unlimited
Seats(Devices)
2
Customer Support
Email(24h)

Business(For Teams)

$99

Online AI Models
ChatGPT, Gemini, Claude, DeepSeek, Grok, OpenRouter, Qwen, Mistral, Kimi, GLM, SiliconFlow
Chat Entire Zotero Library(Total PDFs Limit)
<= 2,000
Chat Multiple PDFs limit
Multiple(up to 300)
Built-in Local LLMs
Ollama
MCP Server
Customized API
Automic update the latest AI Models
Automic update the latest local LLMs
AutoPilot
AI Chat limit
Unlimited
Seats(Devices)
5+
Customer Support
Dedicated
FAQ

Any Questions? Answered

How many business LLMs are supported now?

PapersGPT now supports gpt-5, gpt-5-mini, gpt-5-nano, gpt-4o, o4-mini, o3-mini of OpenAI. claude-4.5-sonnet, claude-4.5-haiku, claude-4.1-opus, and all claude-3 serie models, gemini-2.5-pro, gemini-2.5-flash, deepseek, qwen, mistral, glm4.6 and kimi .

Where to download PapersGPT?

Through the Download button in the upper right corner of the website homepage, you can download the latest PapersGPT version for Zotero 7 or 8.

Do all supported large language model API KEYs need to be configured?

No, You only need to configure your personal API KEY of the LLMs. Such as OpenAI, Anthropic or Gemini API Key. If you configure the API Keys for all supported LLMs, it would be very helpful and convenient for you to switch between multiple LLMs in a chat conversation.

What payment methods are supported?

We accept WeChat Pay, Alipay, and UnionPay. Click "Choose Plan" and select WeChat Pay or Alipay in the Paddle secure checkout popup to complete your purchase.

How many Open Source free LLMs are supported now?

Llama3.1, Gemma 3, deepseek-distill-qwen, gpt-oss, Phi-3.5 and Mistral

Can free LLMs be used on Windows?

Yes, now the build-in free LLMs could be accessed on the Mac, Windows or Linux.

Should free LLMs be downloaded manually?

No, the selected LLM is automatically downloaded, installed and runned only by just one click.

How do I activate after purchase?

After successful payment, you'll receive an email with your License Key. Open the PapersGPT plugin in Zotero, enter your email and License Key to activate. If you don't receive the email, contact us at awadb.vincent@gmail.com.