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Azure AI Language REST API reference
The API reference for authoring and runtime APIs for Azure AI Language.
Links to services
| Service | Description | API Reference (Latest GA version) | API Reference (Latest Preview version) |
|---|---|---|---|
| Text - runtime | Runtime prediction calls to the following features: * entity linking * key phrase extraction * language detection * Named Entity Recognition * language detection * Personally Identifiable Information (PII) * sentiment analysis * text analytics for health * summarization * custom text classification * custom Named Entity Recognition (NER) |
2024-11-01 | 2025-05-15-preview |
| Documents - runtime | * Personally Identifiable Information (PII) * summarization |
Not available | 2024-11-15-preview |
| Conversation - runtime | * Personally Identifiable Information (PII) * summarization |
2024-11-01 | 2025-05-15-preview |
| Text - authoring | Authoring API calls to create, build, train, and deploy your projects Custom Text Classification or Custom Named Entity Recognition projects. | 2023-04-01 | 2025-05-15-preview |
| Conversational Language Understanding & Orchestration workflow - authoring | Authoring API calls to create, build, manage, train, and deploy your CLU projects | 2023-04-01 | 2025-05-15-preview |
| Conversational Language Understanding & Orchestration workflow - runtime | Runtime prediction calls to query your deployed CLU project | 2024-11-01 | 2025-05-15-preview |
| Custom Question Answering - authoring | Authoring API calls to create, build, and deploy your projects | 2023-04-01 | 2025-05-15-preview |
| Custom Question Answering - runtime | Runtime prediction calls to query custom question answering models. | 2023-04-01 | 2025-05-15-preview |
| Question Answering - runtime | Runtime prediction calls to query question answering models. | 2023-04-01 | 2025-05-15-preview |