IBM watsonx.ai MCP by three.ws: chat, text generation, embeddings, and tokenization.
IBM watsonx.ai Granite is an MCP integration. IBM watsonx.ai MCP by three.ws: chat, text generation, embeddings, and tokenization.
The published npm package is @three-ws/ibm-watsonx-mcp, version 0.2.1. Its declared MCP transport is stdio.
The package declares WATSONX_API_KEY (required): IBM Cloud API key (create one at https://cloud.ibm.com/iam/apikeys).; WATSONX_PROJECT_ID: watsonx.ai project id (Project → Manage → General → Project ID). Provide this or WATSONX_SPACE_ID.; WATSONX_SPACE_ID: watsonx.ai deployment space id. Alternative to WATSONX_PROJECT_ID.; WATSONX_URL: Regional inference host. Defaults to https://us-south.ml.cloud.ibm.com.; WATSONX_MODEL_ID: Default chat/generation model id. Defaults to ibm/granite-3-8b-instruct.; WATSONX_EMBED_MODEL_ID: Default embedding model id. Defaults to ibm/granite-embedding-278m-multilingual.; WATSONX_API_VERSION: watsonx.ai REST API version date. Defaults to 2024-05-31..
Check the maintainer’s instructions for account access, authentication and the supported client configuration. Once connected, inspect the tools your client receives and try a small task that matches the server’s stated purpose. The registry description does not include a verified, complete tool list.
View the publisher’s registry entry · Project repository · Project website. This profile uses version 0.2.1 from the registry. Registration identifies the publisher namespace; it does not establish that this is a first-party integration for every service it connects.
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| Variable | Description | Required |
|---|---|---|
| WATSONX_API_KEY | IBM Cloud API key (create one at https://cloud.ibm.com/iam/apikeys). | Yes |
| WATSONX_PROJECT_ID | watsonx.ai project id (Project → Manage → General → Project ID). Provide this or WATSONX_SPACE_ID. | Optional |
| WATSONX_SPACE_ID | watsonx.ai deployment space id. Alternative to WATSONX_PROJECT_ID. | Optional |
| WATSONX_URL | Regional inference host. Defaults to https://us-south.ml.cloud.ibm.com. | Optional |
| WATSONX_MODEL_ID | Default chat/generation model id. Defaults to ibm/granite-3-8b-instruct. | Optional |
| WATSONX_EMBED_MODEL_ID | Default embedding model id. Defaults to ibm/granite-embedding-278m-multilingual. | Optional |
| WATSONX_API_VERSION | watsonx.ai REST API version date. Defaults to 2024-05-31. | Optional |
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