# HAL Search / REST API

**Canonical:** https://apis.io/apis/ens-paris/hal-api/  
**Provider:** École Normale Supérieure de Paris — https://apis.io/providers/ens-paris/  
**Base URL:** https://api.archives-ouvertes.fr/search/  
**Documentation:** https://api.hal.science/docs/

HAL Search / REST API is one of 4 APIs that [École Normale Supérieure de Paris](https://apis.io/providers/ens-paris/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Open Access, Research, Search, Publications, and Metadata. The published artifact set on APIs.io includes API documentation.

The national HAL open-archive REST and Search API provides programmatic query access to publication metadata, including records deposited in the HAL-ENS portal. Results can be filtered by collection, document type and discipline.

## Machine-readable artifacts (1)

- **Documentation** — https://api.hal.science/docs/

## Other École Normale Supérieure de Paris APIs (3)

- [HAL-ENS Open Archive (OAI-PMH)](https://apis.io/apis/ens-paris/hal-oai-pmh/)
- [École Normale Supérieure de Paris Catalog API](https://apis.io/apis/ens-paris/ens-paris-catalog-api/)
- [École Normale Supérieure de Paris Dataset API](https://apis.io/apis/ens-paris/ens-paris-dataset-api/)

## Tags

Open Access, Research, Search, Publications, Metadata

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/ens-paris/hal-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/ens-paris/.