Healx website screenshot

Healx

Healx is a Cambridge, UK clinical-stage biotechnology company that uses artificial intelligence to discover and develop new treatments for rare diseases. Its Healnet platform pairs generative AI with drug-discovery and rare-disease expertise to build a biomedical knowledge graph from public and proprietary sources - biomedical literature, disease and biochemical datasets, clinical trials and patents - and to identify novel uses for known compounds. Founded by David Brown and Tim Guilliams, Healx advances its own therapeutic pipeline (including its NF1 lead candidate HLX-1502) and partners with pharma companies such as Sanofi. Healx does not currently publish a public developer API; this profile tracks its identity and public web surface in the API Evangelist network.

Healx is profiled on the APIs.io network. Tagged areas include Company, Artificial Intelligence, Drug Discovery, Rare Diseases, and Biotechnology.

Healx’s developer surface includes engineering blog, support, and 4 more developer resources.

🌐 Visit website 📡 Source on GitHub
7.9/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-09-08 · rubric v0.20.0
0 APIs
CompanyArtificial IntelligenceDrug DiscoveryRare DiseasesBiotechnologyHealthcareLife SciencesMachine-Learning

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-09-08 · rubric v0.20.0
Composite quality — 7.9/100 · minimal
Contract Quality 0.0 / 21
Developer Ergonomics 1.2 / 17
Access Clarity 1.8 / 17
Operational Transparency 0.3 / 11
Contract Governance 0.0 / 10
Discoverability 4.3 / 9
Regulatory Posture 1.9 / 15
Agent readiness — 0/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 10
Documented Reversibility 0 / 6
MCP Server 0 / 12
Machine-Readable Auth 0 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 0 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
Delegated User Identity 0 / 6
Protected Resource Metadata 0 / 5
Registration Without a Human 0 / 6
Agentic Commerce Well-Known Document 0 / 5
Regulatory Posture applies to this provider. Its tags matched the Health regime, so Regulatory Posture carries 15 points of the composite. If this regime is wrong for your business, say so on your provider repo — the applicability map is public and we will correct it.
Create-or-Update Ergonomics could not be measured. We hold no machine-readable contract for this provider to read, so there is nothing to measure a write surface against. Excluded rather than scored zero: never-measured and measured-empty are different facts. Publishing an OpenAPI is what makes this facet — and several others — scorable at all.
The six quality facets above are damped to 85 points between them, because the conditional facet above carries the other 15. That is why each facet's contribution is shown against a damped maximum: raising a quality facet moves the composite by 85% of its nominal weight, not 100%. The full arithmetic is at apis.io/rating/.
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. Every facet and dimension name above is a link: it opens that measurement's own page — what it means, the exact checks that feed it, how the whole catalog distributes on it, and the providers at the top of it. This rating is computed from github.com/api-evangelist/healx: open an issue to ask a question, or submit a pull request to add artifacts. Submit an artifact on GitHub — free → Manage your own listing — the Influence plan, $499/mo →

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Healx Domain Security

TLSv1.3 · DMARC

SECURITY

Resources

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization
GitHubOrganization

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Operate 1

Status, limits, changes, and where to get help

Support
Support

Commercial 1

Pricing, plans, and the legal terms of use

PrivacyPolicy
PrivacyPolicy

Company 2

The organization behind the API

Website
Website
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: healx
name: Healx
description: Healx is a Cambridge, UK clinical-stage biotechnology company that uses artificial intelligence to discover and
  develop new treatments for rare diseases. Its Healnet platform pairs generative AI with drug-discovery and rare-disease
  expertise to build a biomedical knowledge graph from public and proprietary sources - biomedical literature, disease and
  biochemical datasets, clinical trials and patents - and to identify novel uses for known compounds. Founded by David Brown
  and Tim Guilliams, Healx advances its own therapeutic pipeline (including its NF1 lead candidate HLX-1502) and partners
  with pharma companies such as Sanofi. Healx does not currently publish a public developer API; this profile tracks its identity
  and public web surface in the API Evangelist network.
url: https://raw.githubusercontent.com/api-evangelist/healx/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- balderton-capital
x-tier: stub
x-tier-reason: portfolio-lead
deliveryModel:
  model: unknown
  open_source: false
  commercial: false
  callable_host: false
  label: Delivery model not determined — needs a product licence on record
  confidence: low
  source:
  - none
  generated: '2026-08-28'
  method: derived
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
image: https://healx.ai/android-icon-192x192.png
specificationVersion: '0.23'
created: '2026-07-17'
modified: '2026-07-19'
tags:
- Company
- Artificial Intelligence
- Drug Discovery
- Rare Diseases
- Biotechnology
- Healthcare
- Life Sciences
- Machine-Learning
tags_raw:
- Company
- Artificial Intelligence
- Drug Discovery
- Rare Diseases
- Biotechnology
- Healthcare
- Life Sciences
- Machine Learning
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://healx.ai/
- type: Blog
  url: https://healx.ai/blog/
- type: Support
  url: https://healx.ai/contact/
- type: PrivacyPolicy
  url: https://healx.ai/privacy/
- type: GitHubOrganization
  url: https://github.com/healx
- type: DomainSecurity
  url: security/healx-domain-security.yml
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence

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