Perseus Computing vs Haste Health
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 Haste Health
| Detail | 
Perseus Computing | 
Haste Health |
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| What it does | High-assurance infrastructure for AI agents
| Open-source FHIR server for AI-native health apps
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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
| Self-hosted: Free under Apache-2.0. Developer tier: $0/month (free hosted tenant, no credit card). Production: $1,500/month (signed BAA, 10,000,000 API points/day, 99.9% uptime SLA). Scale: From $6,000/month (50,000,000 API points/day, 99.95% uptime SLA).
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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
| - FHIR R4 REST API with full CRUD operations
- OAuth 2.0 and OpenID Connect authentication
- Model Context Protocol endpoints for AI agents
- Attribute-based access control with FHIRPath
- SQL on FHIR analytics views
- Custom operations in TypeScript
- Multi-tenant support
- TOTP MFA and hardened authentication
- SDKs for TypeScript, Rust and React
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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
| - Normalizes data from Epic, Oracle Health, HL7v2 and any FHIR server into one API
- No feature gates: same open-source code in self-hosted and hosted versions
- Production-ready compliance: signed BAA, SOC 2 roadmap, pre-answered security questionnaire
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| Free plan | Not given
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| Open source | Not given
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| Platforms | 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 | 2 ● no change since last check |
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| Trust Flow (Majestic) | 3 | 3 |
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| Citation Flow (Majestic) | 24 | 22 |
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| Referring domains (Majestic) | 62 | 13 |
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4 details filled in for both companies.
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