POST /vectors/update

Update a vector in a namespace. If a value is included, it will overwrite the previous value. If a set_metadata is included, the values of the fields specified in it will be added or overwrite the previous value.

For guidance and examples, see Update data.

Servers

Request headers

Name Type Required Description
Content-Type String Yes The media type of the request body.

Default value: "application/json"

X-Pinecone-Api-Version String Yes

Required date-based version header

Default value: "2025-10"

Request body fields

Name Type Required Description
id String No

Vector's unique id.

values[] Array No

Vector data.

namespace String No

The namespace containing the vector to update.

filter Object No

A metadata filter expression. When updating metadata across records in a namespace, the update is applied to all records that match the filter. See Understanding metadata.

setMetadata Object No

Metadata to set for the vector.

dryRun Boolean No

If true, return the number of records that match the filter, but do not execute the update. Default is false.

Default value: false

sparseValues Object No

Vector sparse data. Represented as a list of indices and a list of corresponded values, which must be with the same length.

sparseValues.values[] Array Yes

The corresponding values of the sparse data, which must be with the same length as the indices.

sparseValues.indices[] Array Yes

The indices of the sparse data.

How to start integrating

  1. Add HTTP Task to your workflow definition.
  2. Search for the API you want to integrate with and click on the name.
    • This loads the API reference documentation and prepares the Http request settings.
  3. Click Test request to test run your request to the API and see the API's response.