Perseus Computing vs Axonio
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Perseus Computing compared with Axonio
| Detail | 
Perseus Computing | 
Axonio |
|---|
| What it does | High-assurance infrastructure for AI agents
| Persistent memory for AI agents and robots with Git-style versioning
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| Stage | Not given
| Not given
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| Founded | Not given
| Not given
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| Based in | US
| Not given
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| Pricing model | Open source
| Freemium
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| Pricing | Not given
| Not given
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| Key features | - Harpe: chooses what an AI agent reads under a token budget with consistent results
- Kibisis: keeps agent memory on your hardware with AES-256-GCM encryption
- Argus: append-only record that detects edits with cryptographic verification
- No network code by default for local and disconnected use
- MIT License with published code, benchmarks and raw results
| - Hybrid vector and knowledge-graph retrieval
- Zero-copy state branching and merging
- 44 memory tools over MCP protocol
- Sub-0.4ms P99 retrieval latency
- Built-in importers from Mem0, Zep, Pinecone and others
- Entity deduplication and linking
- Offline operation with fleet synchronization
- Memory Copilot for schema generation
- Object storage for multimodal state
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| What makes it different | - Measured empirical validation across 6,111 questions outperforming full-context models
- Zero plaintext on disk with encrypted vaults matching plaintext accuracy
- 78.3% fewer tokens sent to the model with a 1,200-token budget per turn
- Preserves conversational chronology and relational qualifiers under token budgets
| - Memory versioning with Git-style fork, diff and merge—test changes safely and undo mistakes
- Native MCP integration: one URL works with Claude, Cursor, Windsurf and any MCP client
- Seamless migration from Mem0, Zep, Pinecone and other systems without data loss
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| Free plan | Not given
| Not given
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| Open source | Not given
| Not given
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| Platforms | Not given
| Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 42 ▲ +1 (up) since last check | 7 ▲ +4 (up) since last check |
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| Trust Flow (Majestic) | 3 | 0 |
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| Citation Flow (Majestic) | 24 | 25 |
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| Referring domains (Majestic) | 62 | 5 |
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4 details filled in for both companies.
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