
ChatPDF
ChatGPT
Docalysis
Sharly AI
PDF.ai
Humata AI
ChatWithDocs.co
Chat with documents.

ChainMemory
Mem0
Memori
Pieces for Developers
cognee
TheSecondBrain.dev
Claiv Memory
Persistent memory for Claude Code, Codex & coding agents

Which is more popular?
Based on our record, ChatDOC seems to be more popular. It has been mentioned 7 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | chatdoc.com | agent-memory.dev |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
ChatDOC Chat with your documents 23 March 2023
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using ChatDOC and Agentmemory. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I search an alternative to ChatDoc with an available API. I want to make an app where the user can upload a PDF and ask question about it. Source: about 3 years ago
I want to try this, but it's stuck at processing, showing 100% but not usable. I‘ve tried a lot of chat-with-pdf apps, including ChatDOC, ChatPDF, Humata and others. For serious paper reading, I must say that... - Source: Hacker News / over 3 years ago
Try ChatDoc: https://chatdoc.com/ I think it might be just what you're looking for. Source: over 3 years ago
Tracking Agentmemory since Jun 2026.
When comparing ChatDOC and Agentmemory, you can also consider the following products.

Chat with any PDF! Join millions of students, researchers and professionals to instantly answer questions and understand research with AI
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Portable, verifiable memory for AI agents — works across ChatGPT, Claude, Gemini and any MCP client
Compare ChainMemory to ChatDOC or Agentmemory:

ChatGPT is a powerful, open-source language model.
Compare ChatGPT to ChatDOC or Agentmemory:


Persistent memory from agent trace, not just conversation
Compare Memori to ChatDOC or Agentmemory: