Rhyven vs Cogni
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Rhyven compared with Cogni
| Detail | 
Rhyven | C
Cogni |
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| What it does | Marketplace and runtime for headless, agent-first apps
| Memory that reasons
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| Stage | Not given
| Not given
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| Founded | Not given
| Not given
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| Based in | Not given
| US
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| Pricing model | Open source
| Freemium
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| Pricing | Not given
| Free plan at $0 USD; Pro plan at $5 USD per month.
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| Key features | - Install agent-first apps without graphical interface
- Connect via MCP or REST protocols
- Browse and install from marketplace
- Run apps locally on your server or computer
- Share app results between connected agents
- Build custom apps using Python, JavaScript or containers
- Test improvements before reusing apps
- Keep apps private or publish to marketplace
- Optional runner to track tasks without model API agent
- Linux x86-64 and ARM64 support
| - Entity-graph spreading activation for cross-vocabulary retrieval
- Works with any LLM model
- No LLM or GPU in retrieval path
- Point-in-time and windowed recall
- Timestamped memories
- Fixed recall cost as memory grows
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| What makes it different | - Data stays in your own environment
- Add tools without changing agent harness
- Multiple agents share results in same collection
- Agents can create tools by automating repeated work
- Open source with Apache 2.0 license
| - Reaches answers across unrelated documents that share no keywords, where vector search scores zero
- Deterministic retrieval with no model in the path, so results never vary between queries
- Constant per-query cost regardless of memory size, even at 32,000 words
- No infrastructure to run—no vector database, cluster, or GPU needed
- Works with any model, so small local models gain the most from better retrieval
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| Free plan | 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) | Not checked yet ▼ −1 (down) since last check | 4 ● no change since last check |
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| Trust Flow (Majestic) | 0 | 2 |
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| Citation Flow (Majestic) | 12 | 21 |
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| Referring domains (Majestic) | 21 | 34 |
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4 details filled in for both companies.
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