# Turnitin Core API (TCA)

**Canonical:** https://apis.io/apis/turnitin/turnitin-core-api-tca/  
**Provider:** Turnitin — https://apis.io/providers/turnitin/  
**Base URL:** https://developers.turnitin.com/turnitin-core-api  
**Documentation:** https://developers.turnitin.com/turnitin-core-api

Turnitin Core API (TCA) is one of 2 APIs that [Turnitin](https://apis.io/providers/turnitin/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Academic Integrity, Plagiarism Detection, and Similarity. The published artifact set on APIs.io includes API documentation, an API reference, and authentication docs.

RESTful API for integrating Turnitin's integrity services into third-party platforms — submit a document, generate a Similarity Report, and display it to users. Authenticates with an integration-instance API key plus the X-Turnitin-Integration-Name and X-Turnitin-Integration-Version headers. Processing is asynchronous (submit then poll). SOC2 compliant.

## Machine-readable artifacts (6)

- **Documentation** — https://developers.turnitin.com/turnitin-core-api
- **APIReference** — https://developers.turnitin.com/turnitin-core-api
- **Authentication** — https://raw.githubusercontent.com/api-evangelist/turnitin/refs/heads/main/authentication/turnitin-authentication.yml
- **Conventions** — https://raw.githubusercontent.com/api-evangelist/turnitin/refs/heads/main/conventions/turnitin-conventions.yml
- **Sandbox** — https://raw.githubusercontent.com/api-evangelist/turnitin/refs/heads/main/sandbox/turnitin-sandbox.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/turnitin/refs/heads/main/apis.yml

## Other Turnitin APIs (1)

- [Turnitin Learning Tools Interoperability (LTI)](https://apis.io/apis/turnitin/turnitin-learning-tools-interoperability-lti/)

## Tags

Academic Integrity, Plagiarism Detection, Similarity

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