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Jack Ye b21fb2a4dc docs: bring the open-source documentation into this repository
The pages describing this code lived in lancedb/docs, a repository with ten
stars that neither contributing guide mentioned. A user who hit a wrong page
while reading the source had to find a separate, near-invisible repository to
fix it. These 102 pages now sit beside the code, and a documentation fix is a
pull request in the repository the reader already had open.

`docs/web` is a complete Mintlify site: `cd docs/web && mint dev` serves it with
no other checkout. Enterprise pages stay private and are merged in when the
published site is assembled, so links into them do not resolve here — every
open-source page does.

`docs/web-tests` holds the tests the code examples are extracted from. They ran
against a published wheel before; here they can run against this repository's
own SDK, so an example that stops compiling fails the pull request that broke
it rather than being noticed later.

Both directories sit beside `docs/src` and are invisible to it: mkdocs reads
`docs_dir: src`, so the SDK reference builds and deploys exactly as before.
2026-09-02 21:09:30 -07:00

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---
title: IBM watsonx
sidebarTitle: IBM WatsonX
---
import { PyEmbeddingIbmUsage } from '/snippets/integrations.mdx';
Generate text embeddings using IBM's watsonx.ai platform.
## Supported Models {#supported-models}
You can find a list of supported models at [IBM watsonx.ai Documentation](https://dataplatform.cloud.ibm.com/docs/content/wsj/analyze-data/fm-models-embed.html?context=wx). The currently supported model names are:
| Model ID | Dimensions |
|----------------------------------------------|------------|
| `ibm/granite-embedding-278m-multilingual` | 768 |
| `ibm/slate-125m-english-rtrvr-v2` | 768 |
| `ibm/slate-30m-english-rtrvr-v2` | 384 |
| `intfloat/multilingual-e5-large` | 1024 |
| `sentence-transformers/all-minilm-l6-v2` | 384 |
<Info>
For new tables, `ibm/granite-embedding-278m-multilingual` is the recommended default. Older model IDs (such as `ibm/slate-125m-english-rtrvr` and `sentence-transformers/all-minilm-l12-v2`) remain resolvable for tables whose stored metadata references them, but they are no longer advertised for new use.
</Info>
## Parameters {#parameters}
The following parameters can be passed to the `create` method:
| Parameter | Type | Default Value | Description |
|------------|----------|----------------------------------|-----------------------------------------------------------|
| name | str | `"ibm/slate-125m-english-rtrvr"` | The model ID of the watsonx.ai model to use. Pass one of the current supported IDs above (e.g. `"ibm/granite-embedding-278m-multilingual"`) when creating new tables. |
| api_key | str | None | Optional IBM Cloud API key (or set `WATSONX_API_KEY`) |
| project_id | str | None | Optional watsonx project ID (or set `WATSONX_PROJECT_ID`). Mutually exclusive with `space_id`. |
| space_id | str | None | Optional watsonx deployment space ID (or set `WATSONX_SPACE_ID`). Mutually exclusive with `project_id`. |
| url | str | None | Optional custom URL for the watsonx.ai instance |
| params | dict | None | Optional additional parameters for the embedding model (e.g. `{"truncate_input_tokens": 512}`) |
<Info>
You must supply exactly one of `project_id` or `space_id` (either as an argument or via its environment variable). Setting both, or neither, raises a `ValueError`.
</Info>
## Usage Example {#usage-example}
First, the watsonx.ai library is an optional dependency, so must be installed separately:
```
pip install ibm-watsonx-ai
```
Optionally set environment variables (if not passing credentials to `create` directly):
```sh
export WATSONX_API_KEY="YOUR_WATSONX_API_KEY"
# Provide exactly one of the following:
export WATSONX_PROJECT_ID="YOUR_WATSONX_PROJECT_ID"
export WATSONX_SPACE_ID="YOUR_WATSONX_SPACE_ID"
```
<CodeGroup>
<CodeBlock filename="Python" language="Python" icon="python">
{PyEmbeddingIbmUsage}
</CodeBlock>
</CodeGroup>