# IBM Models API

**Canonical:** https://apis.io/apis/ibm/ibm-models-api/  
**Provider:** IBM — https://apis.io/providers/ibm/  
**Base URL:** https://api.us-south.natural-language-understanding.watson.cloud.ibm.com  
**Documentation:** https://cloud.ibm.com/apidocs/watsonx-ai

IBM Models API is one of 77 APIs that [IBM](https://apis.io/providers/ibm/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. This API exposes 8 JSON Schema definitions. Tagged areas include Models. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, a JSON-LD context, and 8 JSON Schemas.

Manage custom models.

## Operations (5)

| Method | Path | Summary |
|---|---|---|
| GET | `/v1/models/sentiment` | International Business Machines List sentiment models |
| GET | `/v1/models/categories` | International Business Machines List categories models |
| GET | `/v1/models` | International Business Machines List models |
| GET | `/v1/models/{model_id}` | International Business Machines Get a model |
| GET | `/ml/v1/foundation_model_specs` | International Business Machines List foundation models |

## Machine-readable artifacts (18)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/ibm/refs/heads/main/openapi/ibm-models-api-openapi.yml
- **Documentation** — https://cloud.ibm.com/apidocs/watsonx-ai
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/ibm/refs/heads/main/json-schema/foundation-model.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/ibm/refs/heads/main/json-schema/text-generation-request.json
- **JSONLD** — https://raw.githubusercontent.com/api-evangelist/ibm/refs/heads/main/json-ld/ibm-context.jsonld
- **Documentation** — https://cloud.ibm.com/apidocs/assistant-v2
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/ibm/refs/heads/main/json-schema/assistant-message.json
- **Documentation** — https://cloud.ibm.com/apidocs/natural-language-understanding
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/ibm/refs/heads/main/json-schema/nlu-analysis.json
- **Documentation** — https://cloud.ibm.com/apidocs/speech-to-text
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/ibm/refs/heads/main/json-schema/speech-recognition-result.json
- **Documentation** — https://cloud.ibm.com/apidocs/text-to-speech
- **Documentation** — https://cloud.ibm.com/docs/cloud-object-storage
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/ibm/refs/heads/main/json-schema/bucket.json
- **Documentation** — https://cloud.ibm.com/apidocs/kubernetes/containers-v1-v2
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/ibm/refs/heads/main/json-schema/cluster.json
- **Documentation** — https://cloud.ibm.com/apidocs/vpc/latest
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/ibm/refs/heads/main/json-schema/vpc.json

## Other IBM APIs (12)

- [IBM Cloud Object Storage](https://apis.io/apis/ibm/ibm-cloud-object-storage/)
- [IBM Cloud Databases for PostgreSQL](https://apis.io/apis/ibm/ibm-cloud-databases-for-postgresql/)
- [IBM Cloud Code Engine](https://apis.io/apis/ibm/ibm-cloud-code-engine/)
- [IBM watsonx.ai](https://apis.io/apis/ibm/ibm-watsonx-ai/)
- [IBM watsonx.governance](https://apis.io/apis/ibm/ibm-watsonx-governance/)
- [IBM Watson Discovery](https://apis.io/apis/ibm/ibm-watson-discovery/)
- [IBM Cloud Virtual Private Cloud](https://apis.io/apis/ibm/ibm-cloud-virtual-private-cloud/)
- [IBM Cloud Kubernetes Service](https://apis.io/apis/ibm/ibm-cloud-kubernetes-service/)
- [IBM Key Protect](https://apis.io/apis/ibm/ibm-key-protect/)
- [IBM Cloud Secrets Manager](https://apis.io/apis/ibm/ibm-cloud-secrets-manager/)
- [IBM Cloud Event Notifications](https://apis.io/apis/ibm/ibm-cloud-event-notifications/)
- [IBM Cloud Container Registry](https://apis.io/apis/ibm/ibm-cloud-container-registry/)

## Tags

Models

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