
Mem0
Memori
Agentmemory
Supermemory
Tempreon
cognee
TheSecondBrain.dev
Portable, verifiable memory for AI agents — works across ChatGPT, Claude, Gemini and any MCP client

Claude Code
Codex 3.0 by OpenAI
Cursor
Google Antigravity
Augment Code
Pieces for Developers
opencode
Let AI agents see cross repo and maintain session memory.
Which is more popular?
Based on our record, Polygraph seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | chainmemory.ai | trypolygraph.com |
| Pricing | — | |
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In their own words, as submitted to SaaSHub.


ChainMemory gives your AI agents persistent memory that belongs to YOU — not to a single vendor. Save a memory in ChatGPT, recall it in Claude or Gemini. Available via Chrome extension, MCP server (npm), or REST API. Every memory gets a cryptographic fingerprint and project states are anchored...
No description of Polygraph yet.
What each product offers, as listed by its team.


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
How often each product is chosen within a category, 0–100% relative to the other.


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


Tracking ChainMemory since Jul 2026.
We are going to use Github for VCS (and whatever CI is connected to that repo). We will use Linear as an issue tracker, and Polygraph for "PR and CI Orchestrator", "Institutional Memory", "Ephemeral Workspaces", "Cross-repo Orchestrator"... - Source: dev.to / 2 months ago
When comparing ChainMemory and Polygraph, you can also consider the following products.


Transform hours of debugging into seconds with a single command. Experience coding at thought-speed with Claude's AI that understands your entire codebase—no more context switching, just breakthrough results.
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Persistent memory from agent trace, not just conversation
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Codex can now build, test & debug on autopilot
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Persistent memory for Claude Code, Codex & coding agents
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The AI-first Code Editor. Build software faster in an editor designed for pair-programming with AI.
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