For guidance and examples, see [Update data](/guides/manage-data-update-data).

```python Python theme={null}
# pip install "pinecone[grpc]"
from pinecone.grpc import PineconeGRPC as Pinecone

pc = Pinecone(api_key="YOUR_API_KEY")
index = pc.Index("docs-example")

index.update(
	id="id-3", 
	values=[4.0, 2.0], 
	set_metadata={"genre": "comedy"},
	namespace="example-namespace"
)
```

```javascript JavaScript theme={null}
// npm install @pinecone-database/pinecone
import { Pinecone } from '@pinecone-database/pinecone'

const pc = new Pinecone({ apiKey: "YOUR_API_KEY" })
const index = pc.index("docs-example")

await index.namespace('example-namespace').update({
  id: 'id-3',
  values: [4.0, 2.0],
  metadata: {
    genre: "comedy",
  },
});
```

```java Java theme={null}
import com.google.protobuf.Struct;
import com.google.protobuf.Value;
import io.pinecone.clients.Index;
import io.pinecone.clients.Pinecone;
import io.pinecone.proto.UpdateResponse;

import java.util.Arrays;
import java.util.List;

public class UpdateExample {
    public static void main(String[] args) {
        Pinecone pc = new Pinecone.Builder("YOUR_API_KEY").build();
        Index index = pc.getIndexConnection("docs-example");
        List<Float> values = Arrays.asList(4.0f, 2.0f);
		Struct metaData = Struct.newBuilder()
			.putFields("genre",
					Value.newBuilder().setStringValue("comedy").build())
			.build();
        UpdateResponse updateResponse = index.update("id-3", values, metaData, "example-namespace", null, null);
        System.out.println(updateResponse);
    }
}
```

```go Go theme={null}
package main

import (
    "context"
    "log"

    "github.com/pinecone-io/go-pinecone/v2/pinecone"
    "google.golang.org/protobuf/types/known/structpb"
)

func main() {
    ctx := context.Background()

    pc, err := pinecone.NewClient(pinecone.NewClientParams{
        ApiKey: "YOUR_API_KEY",
    })
    if err != nil {
        log.Fatalf("Failed to create Client: %v", err)
    }

    idx, err := pc.DescribeIndex(ctx, "docs-example")
    if err != nil {
        log.Fatalf("Failed to describe index \"%v\": %v", idx.Name, err)
    }

    idxConnection, err := pc.Index(pinecone.NewIndexConnParams{Host: idx.Host, Namespace: "example-namespace"})
    if err != nil {
        log.Fatalf("Failed to create IndexConnection for Host %v: %v", idx.Host, err)
    }

    id := "id-3"

    metadataMap := map[string]interface{}{
        "genre": "comedy",
    }

    metadataFilter, err := structpb.NewStruct(metadataMap)
    if err != nil {
        log.Fatalf("Failed to create metadata map: %v", err)
    }

    err = idxConnection.UpdateVector(ctx, &pinecone.UpdateVectorRequest{
        Id:       id,
        Metadata: metadataFilter,
    })
    if err != nil {
        log.Fatalf("Failed to update vector with ID %v: %v", id, err)
    }
}
```

```csharp C# theme={null}
using Pinecone;

var pinecone = new PineconeClient("YOUR_API_KEY");

var index = pinecone.Index("docs-example");

var updateResponse = await index.UpdateAsync(new UpdateRequest {
    Id = "id-3",
    Values = new[] { 4.0f, 2.0f },
    SetMetadata = new Metadata { ["genre"] = "comedy" },
    Namespace = "example-namespace",
});
```

```shell curl theme={null}
# The `POST` request below uses the unique endpoint for an index.
# See https://docs.pinecone.io/guides/manage-data/target-an-index for details.
PINECONE_API_KEY="YOUR_API_KEY"
INDEX_HOST="INDEX_HOST"

curl "https://$INDEX_HOST/vectors/update" \
  -H "Api-Key: $PINECONE_API_KEY" \
  -H "Content-Type: application/json" \
  -H "X-Pinecone-Api-Version: 2024-07" \
  -d '{
        "id": "id-3",
        "values": [4.0, 2.0],
        "setMetadata": {"genre": "comedy"},
        "namespace": "example-namespace"
      }'
```

```json curl theme={null}
{}
```

`POST /vectors/update`

:::code-group
```bash title="cURL"
curl --request POST \
  --url https://{index_host}/vectors/update \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "id": "example-vector-1",
  "values": [
    0.1,
    0.2,
    0.3,
    0.4,
    0.5,
    0.6,
    0.7,
    0.8
  ],
  "sparseValues": {
    "indices": [
      1,
      312,
      822,
      14,
      980
    ],
    "values": [
      0.1,
      0.2,
      0.3,
      0.4,
      0.5
    ]
  },
  "setMetadata": {
    "genre": "documentary",
    "year": 2019
  },
  "namespace": "example-namespace"
}'
```

```json title="200"
{}
```
:::

## Authorizations

- `Authorization` (header, string, required) — Bearer authentication header of the form `Bearer <token>`.

## Body

- `id` (body, string, required) — Vector's unique id.
- `values` (body, number\[]) — Vector data.
- `sparseValues` (body, object) — Vector sparse data. Represented as a list of indices and a list of corresponded values, which must be with the same length.
- `setMetadata` (body, object) — Metadata to set for the vector.
- `namespace` (body, string) — The namespace containing the vector to update.

## Response

- `200` — A successful response.
- `400` — Bad request. The request body included invalid request parameters.
- `default` — An unexpected error response.

## Related pages

- [Search with a vector](./database-2026-07-data-plane-query.md)
- [Search with text](./database-2026-07-data-plane-search-records.md)
- [Upsert records](./database-2026-07-data-plane-upsert.md)
- [Upsert text](./database-2026-07-data-plane-upsert-records.md)
- [Fetch records](./database-2026-07-data-plane-fetch.md)
- [Fetch records by metadata](./database-2026-07-data-plane-fetch-by-metadata.md)
- [Update a record](./database-2026-07-data-plane-update.md)
- [Delete records](./database-2026-07-data-plane-delete.md)
- [List record IDs](./database-2026-07-data-plane-list.md)
- [Search with a vector](./database-2026-04-data-plane-query.md)

# Agent Instructions

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