LEAF4Life

LEAF4Life Inc. is a privately held, clinical-stage biopharmaceutical company headquartered in Woburn, Massachusetts, founded in 2018 by Dr. Clet Niyikiza to develop transformative therapies for hypoxia — insufficient oxygen at the tissue and cellular level — which the company describes as implicated in the world's ten leading causes of death and more than 30 million deaths a year. Its lead asset, KizaVie™ (LEAF-4L6715), is a proprietary liposomal formulation of transcrocetin, a naturally occurring carotenoid from saffron and cape jasmine, designed to enhance oxygen diffusion in plasma and interstitium, restore microcirculatory oxygen delivery and repair hypoxia-driven microvascular and tissue damage, thereby improving the effectiveness of standard-of-care treatment. KizaVie™ is in three Phase 3 registrational studies in Europe — acute respiratory distress syndrome (ARDS), glioblastoma and sarcoma — and has received Compassionate Use Authorization in France for ARDS. The company also describes application to shock and trauma, cardiovascular disease, neurodegenerative disorders and aging. LEAF4Life runs no developer program and publishes no product API, developer portal, API reference, SDK or OpenAPI definition. The only machine-readable surface reachable without credentials is the WordPress REST content API behind leafforlife.com, catalogued here, and even that returns page identity and media only — every page body is empty over the API because the site is assembled by a page builder.

LEAF4Life is listed with 1 API on the APIs.io network. Tagged areas include Company, Biotechnology, Pharmaceuticals, Clinical Trials, and Oncology.

LEAF4Life’s developer surface includes authentication and 17 more developer resources.

🌐 Visit website 📡 Source on GitHub

11.1/100 emerging ▬ flat Agent 7/100 agent aware Front door AI 1/6 silent saas Full breakdown ↓
scored 2026-10-09 · rubric v0.23.0

1 API

Company Biotechnology Pharmaceuticals Clinical Trials Oncology Critical Care Drug Development Life Sciences Rare Disease content-api

Kin Score

Kin Score How this is scored →
scored 2026-10-09 · rubric v0.23.0

Composite quality — 11.1/100 · emerging

Contract Quality 0.0 / 21

Developer Ergonomics 3.9 / 17

Access Clarity 0.0 / 17

Operational Transparency 0.0 / 11

Contract Governance 0.5 / 10

Discoverability 4.9 / 9

Regulatory Posture 2.0 / 15

Agent readiness — 7/100 · agent aware

Machine-Readable Contract 0 / 18

Agentic Access Contract 0 / 10

Documented Reversibility 0 / 6

MCP Server 0 / 12

Machine-Readable Auth 10 / 10

Idempotency 0 / 9

Stable Error Semantics 8 / 8

Request/Response Examples 0 / 7

Rate-Limit Signaling 7 / 7

Typed Event Surface 0 / 6

Agent Skills 5 / 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/leaf4life: 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 →

APIs 1

Individual APIs this provider publishes, each with its own machine-readable definition.

LEAF4Life Website (WordPress REST)

The public WordPress REST API (wp-json) of the LEAF4Life website at leafforlife.com: the route index of the site's content management system, catalogued as one site surface rath...

Pricing Plans 1

Published pricing tiers and plan structures.

Leaf4Life Plans Pricing

0 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Leaf4Life Rate Limits

0 limits

RATE LIMITS

Security Posture 2

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

Leaf4Life Authentication

1 scheme

SECURITY

Leaf4Life Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Resources

Agent Surfaces 2

MCP servers, agent skills, and machine-readable catalogs

LLMsTxt

LLMsTxt

AgentSkill

AgentSkill

Design & Contract 5

Pagination, idempotency, versioning, errors, and events

Conventions

Conformance

ErrorCatalog

Lifecycle

DataModel

Access & Security 2

Authentication, authorization, and security posture

Authentication

Authentication

DomainSecurity

DomainSecurity

Operate 2

Status, limits, changes, and where to get help

Contact

Contact

RateLimits

RateLimits

Commercial 1

Pricing, plans, and the legal terms of use

Plans

Plans

Company 3

The organization behind the API

Website

Website

About

About

LinkedIn

Other 3

Properties that don't map to a standard resource type

Leadership

Leadership

AdvisoryBoard

AdvisoryBoard

SecondaryMarket

SecondaryMarket

Source (apis.yml)

aid: leaf4life
name: LEAF4Life
description: LEAF4Life Inc. is a privately held, clinical-stage biopharmaceutical company headquartered in Woburn, Massachusetts,
  founded in 2018 by Dr. Clet Niyikiza to develop transformative therapies for hypoxia — insufficient oxygen at the tissue
  and cellular level — which the company describes as implicated in the world's ten leading causes of death and more than
  30 million deaths a year. Its lead asset, KizaVie™ (LEAF-4L6715), is a proprietary liposomal formulation of transcrocetin,
  a naturally occurring carotenoid from saffron and cape jasmine, designed to enhance oxygen diffusion in plasma and interstitium,
  restore microcirculatory oxygen delivery and repair hypoxia-driven microvascular and tissue damage, thereby improving the
  effectiveness of standard-of-care treatment. KizaVie™ is in three Phase 3 registrational studies in Europe — acute respiratory
  distress syndrome (ARDS), glioblastoma and sarcoma — and has received Compassionate Use Authorization in France for ARDS.
  The company also describes application to shock and trauma, cardiovascular disease, neurodegenerative disorders and aging.
  LEAF4Life runs no developer program and publishes no product API, developer portal, API reference, SDK or OpenAPI definition.
  The only machine-readable surface reachable without credentials is the WordPress REST content API behind leafforlife.com,
  catalogued here, and even that returns page identity and media only — every page body is empty over the API because the
  site is assembled by a page builder.
deliveryModel:
  model: saas
  open_source: false
  commercial: true
  callable_host: true
  label: Hosted service · you call their endpoint
  confidence: high
  source:
  - openapi
  - pricing
  generated: '2026-08-28'
  method: derived
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source:
  - authentication
  - rate-limits
  - security
  generated: '2026-09-03'
  method: derived
image: https://leafforlife.com/wp-content/uploads/2025/11/LEAF4Life_logo_cropped_final.png
url: https://raw.githubusercontent.com/api-evangelist/leaf4life/refs/heads/main/apis.yml
x-type: company
x-source: harvest:secondary-market
x-tier: profiled
x-tier-reason: enriched
specificationVersion: '0.23'
created: '2026-08-25'
modified: '2026-08-25'
tags:
- Company
- Biotechnology
- Pharmaceuticals
- Clinical Trials
- Oncology
- Critical Care
- Drug Development
- Life Sciences
- Rare Disease
- content-api
tags_raw:
- Company
- biotechnology
- pharmaceuticals
- clinical-trials
- oncology
- critical-care
- drug-development
- life-sciences
- rare-disease
- content-api
apis:
- aid: leaf4life:leafforlife-com-website-wordpress-rest
  name: LEAF4Life Website (WordPress REST)
  description: 'The public WordPress REST API (wp-json) of the LEAF4Life website at leafforlife.com: the route index of the
    site''s content management system, catalogued as one site surface rather than as separate APIs.'
  baseURL: https://leafforlife.com/wp-json
  tags:
  - WordPress
  x-surface: platform-generated
  properties:
  - type: Documentation
    url: https://leafforlife.com/wp-json
  x-platform: wordpress
  x-platform-surface: rest
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://leafforlife.com/
- type: About
  url: https://leafforlife.com/our-science/
- type: Leadership
  url: https://leafforlife.com/management-team/
- type: AdvisoryBoard
  url: https://leafforlife.com/advisory-board/
- type: Contact
  url: https://leafforlife.com/contact-us/
- type: LinkedIn
  url: https://www.linkedin.com/company/leaf4life-inc
- type: SecondaryMarket
  url: https://equityzen.com/company/leaf4life/
- type: Authentication
  url: authentication/leaf4life-authentication.yml
- type: Conventions
  url: conventions/leaf4life-conventions.yml
- type: Conformance
  url: conformance/leaf4life-conformance.yml
- type: ErrorCatalog
  url: errors/leaf4life-problem-types.yml
- type: Lifecycle
  url: lifecycle/leaf4life-lifecycle.yml
- type: DataModel
  url: data-model/leaf4life-data-model.yml
- type: DomainSecurity
  url: security/leaf4life-domain-security.yml
- type: RateLimits
  url: rate-limits/leaf4life-rate-limits.yml
- type: Plans
  url: plans/leaf4life-plans-pricing.yml
- type: LLMsTxt
  url: llms/leaf4life-llms.txt
- type: AgentSkill
  url: skills/_index.yml
x-enrichment:
  date: '2026-08-25'
  status: enriched
  artifacts_added: 26
  pass: local-v1

Work with this as data

Every provider here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for providers

9 MCP tools reach this

find_providersBrowse and filter every provider in the catalog.
get_provider_artifactsEvery artifact this provider publishes, grouped by type.
get_provider_operationsEvery operation across all of their OpenAPIs — one call instead of parsing every spec.
get_provider_toolsEvery MCP tool they ship, with the operation each wraps.
get_provider_evidenceHow each part of their score was established. Free — the basis for a claim should not sit behind it.
get_provider_ratingPRO — composite, band, trend and facet scores.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This provider

curl "https://apis.io/api/v1/providers/leaf4life"

All providers

curl "https://apis.io/api/v1/providers?limit=25"

Every operation they expose

curl "https://apis.io/api/v1/providers/leaf4life/operations?limit=25"

How their score was established

curl "https://apis.io/api/v1/providers/leaf4life/evidence"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.