École Normale Supérieure de Lyon website screenshot

École Normale Supérieure de Lyon

École Normale Supérieure de Lyon (ENS de Lyon) is a French public research and higher-education institution in Lyon, ranked #187 in the QS World University Rankings 2025. Its primary public, machine-readable developer footprint is its open-access institutional repository, HAL-ENS-LYON (ens-lyon.hal.science), which is part of the national HAL (Hyper Articles en Ligne) open archive. That platform exposes the publication metadata of ENS de Lyon through HAL's shared, well-documented APIs — an OAI-PMH endpoint scoped to the ens-lyon collection plus HAL's Search, Reference, and SWORD deposit APIs hosted at api.archives-ouvertes.fr. ENS de Lyon does not publish its own dedicated, branded developer portal; the institutional GitHub organization exists but currently has no public repositories.

École Normale Supérieure de Lyon publishes 4 APIs on the APIs.io network. Tagged areas include Education, Higher Education, University, France, and Open Access.

The École Normale Supérieure de Lyon catalog on APIs.io includes 1 JSON-LD context.

École Normale Supérieure de Lyon’s developer surface includes GitHub presence and 9 more developer resources.

🌐 Visit website 📡 Source on GitHub
21.6/100 emerging ▬ flat Agent 3/100 human only Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFree
4 APIs
EducationHigher EducationUniversityFranceOpen AccessResearchInstitutional RepositoryOAI-PMH

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 21.6/100 · emerging
Contract Quality 3.2 / 25
Developer Ergonomics 1.7 / 20
Commercial Clarity 5.8 / 20
Operational Transparency 3.4 / 13
Governance 0.0 / 12
Discoverability 7.4 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 10
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 7 / 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
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/ens-lyon: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 4

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

HAL-ENS-LYON OAI-PMH

OAI-PMH 2.0 metadata harvesting endpoint scoped to the ENS de Lyon (ens-lyon) collection of the national HAL open archive. Exposes the institution's open-access scholarly public...

HAL Search API (ens-lyon collection)

HAL's Solr-backed REST/Search API for querying publications. Can be scoped to the ENS de Lyon collection (e.g. /search/ens-lyon/) to retrieve ENS de Lyon research output as JSON...

HAL Reference (Référentiels) API

HAL's reference-data API for querying controlled vocabularies and authorities (authors, structures/labs, journals, domains, ANR projects) used across HAL, including ENS de Lyon'...

HAL SWORD Deposit API

HAL's SWORD protocol API for programmatic deposit of documents into HAL, including into the ENS de Lyon collection. Requires authenticated HAL credentials.

Pricing Plans 1

Published pricing tiers and plan structures.

Ens Lyon Plans Pricing

2 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Ens Lyon Rate Limits

1 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Ens Lyon Finops

FINOPS

Semantic Vocabularies 1

JSON-LD contexts and semantic vocabularies used across these APIs.

Ens Lyon Context

15 classes · 6 properties

JSON-LD

Security Posture 1

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

Ens Lyon Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Resources

Get Started 1

Portal, sign-up, and the first successful call

DeveloperPortal
DeveloperPortal

Build 1

SDKs, sample code, and the tooling you integrate with

GitHub
GitHub

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Operate 1

Status, limits, changes, and where to get help

RateLimits
RateLimits

Commercial 2

Pricing, plans, and the legal terms of use

Plans
Plans
 FinOps
FinOps

Company 2

The organization behind the API

Website
Website
 LinkedIn
LinkedIn

Other 2

Properties that don't map to a standard resource type

Repository
Repository
 Review
Review

Source (apis.yml)

apis.yml Raw ↑ 
aid: ens-lyon
name: École Normale Supérieure de Lyon
description: 'École Normale Supérieure de Lyon (ENS de Lyon) is a French public research and higher-education institution
  in Lyon, ranked #187 in the QS World University Rankings 2025. Its primary public, machine-readable developer footprint
  is its open-access institutional repository, HAL-ENS-LYON (ens-lyon.hal.science), which is part of the national HAL (Hyper
  Articles en Ligne) open archive. That platform exposes the publication metadata of ENS de Lyon through HAL''s shared, well-documented
  APIs — an OAI-PMH endpoint scoped to the ens-lyon collection plus HAL''s Search, Reference, and SWORD deposit APIs hosted
  at api.archives-ouvertes.fr. ENS de Lyon does not publish its own dedicated, branded developer portal; the institutional
  GitHub organization exists but currently has no public repositories.'
type: Index
accessModel:
  pricing: free
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Free
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
position: Consumer
access: 3rd-Party
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/ens-lyon.png
url: https://raw.githubusercontent.com/api-evangelist/ens-lyon/refs/heads/main/apis.yml
tags:
- Education
- Higher Education
- University
- France
- Open Access
- Research
- Institutional Repository
- OAI-PMH
created: '2026-06-03'
modified: '2026-06-03'
specificationVersion: '0.19'
apis:
- aid: ens-lyon:hal-oai-pmh
  name: HAL-ENS-LYON OAI-PMH
  description: OAI-PMH 2.0 metadata harvesting endpoint scoped to the ENS de Lyon (ens-lyon) collection of the national HAL
    open archive. Exposes the institution's open-access scholarly publication metadata (articles, chapters, conference papers,
    theses) under CC0 for harvesting. Active since 2002.
  humanURL: https://api.archives-ouvertes.fr/docs/oai
  baseURL: https://api.archives-ouvertes.fr/oai/ens-lyon
  tags:
  - OAI-PMH
  - Metadata
  - Open Access
  - Repository
  - Research
  properties:
  - type: Documentation
    url: https://api.archives-ouvertes.fr/docs/oai
- aid: ens-lyon:hal-search
  name: HAL Search API (ens-lyon collection)
  description: HAL's Solr-backed REST/Search API for querying publications. Can be scoped to the ENS de Lyon collection (e.g.
    /search/ens-lyon/) to retrieve ENS de Lyon research output as JSON/XML/BibTeX.
  humanURL: https://api.archives-ouvertes.fr/docs/search
  baseURL: https://api.archives-ouvertes.fr/search/ens-lyon/
  tags:
  - Search
  - REST
  - Open Access
  - Research
  - Publications
  properties:
  - type: Documentation
    url: https://api.archives-ouvertes.fr/docs/search
- aid: ens-lyon:hal-ref
  name: HAL Reference (Référentiels) API
  description: HAL's reference-data API for querying controlled vocabularies and authorities (authors, structures/labs, journals,
    domains, ANR projects) used across HAL, including ENS de Lyon's structures and authors.
  humanURL: https://api.archives-ouvertes.fr/docs/ref
  baseURL: https://api.archives-ouvertes.fr/ref/
  tags:
  - Reference
  - REST
  - Authorities
  - Research
  properties:
  - type: Documentation
    url: https://api.archives-ouvertes.fr/docs/ref
- aid: ens-lyon:hal-sword
  name: HAL SWORD Deposit API
  description: HAL's SWORD protocol API for programmatic deposit of documents into HAL, including into the ENS de Lyon collection.
    Requires authenticated HAL credentials.
  humanURL: https://api.archives-ouvertes.fr/docs/sword
  baseURL: https://api.archives-ouvertes.fr/sword/
  tags:
  - SWORD
  - Deposit
  - Open Access
  - Repository
  properties:
  - type: Documentation
    url: https://api.archives-ouvertes.fr/docs/sword
  - type: Authentication
    url: https://api.archives-ouvertes.fr/docs/sword
common:
- type: DomainSecurity
  url: security/ens-lyon-domain-security.yml
- type: Website
  url: https://www.ens-lyon.fr/
- type: DeveloperPortal
  url: https://api.archives-ouvertes.fr/docs
- type: GitHub
  url: https://github.com/ens-lyon
- type: LinkedIn
  url: https://fr.linkedin.com/school/ens-lyon/
- type: Repository
  url: https://ens-lyon.hal.science
- type: Plans
  url: plans/ens-lyon-plans-pricing.yml
- type: RateLimits
  url: rate-limits/ens-lyon-rate-limits.yml
- type: FinOps
  url: finops/ens-lyon-finops.yml
- type: Review
  url: review.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com