Haste Health vs RELAI

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Haste Health compared with RELAI
Detail	Haste Health	RELAI
What it does	Open-source FHIR server for AI-native health apps	The continual learning engine for AI agents
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	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).	RELAI Free: $0. RELAI Enterprise: Custom pricing.
Key features	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	Capture signals from code, requirements, and production traces Build and maintain EvalsWiki as versioned behavioral knowledge Find missing eval coverage and unclear expectations Generate complete evals with scenarios, environments, and evaluators Optimize harness across prompts, tools, workflows, and code Multi-objective optimization for quality, cost, latency, and KPIs Model selection, migration, and routing with evaluation Regression-controlled improvement with evaluation evidence Versioned storage in repository with pull requests
What makes it different	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	Turns failures into replayable learning environments Prevents regressions by keeping previous evals in the loop Integrates with existing observability stacks and traces Preserves business intelligence versioned in repository Adapts harness to model changes without redefining use cases
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	2 no change since last check	22 −1 (down) since last check
Trust Flow (Majestic)	3	13
Citation Flow (Majestic)	22	25
Referring domains (Majestic)	13	79

5 details filled in for both companies.

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