## Create Vectorize Index

`client.Vectorize.Indexes.New(ctx, params) (*CreateIndex, error)`

**post** `/accounts/{account_id}/vectorize/v2/indexes`

Creates and returns a new Vectorize Index.

### Parameters

- `params IndexNewParams`

  - `AccountID param.Field[string]`

    Path param: Identifier

  - `Config param.Field[IndexNewParamsConfig]`

    Body param: Specifies the type of configuration to use for the index.

    - `type IndexDimensionConfiguration struct{…}`

      - `Dimensions int64`

        Specifies the number of dimensions for the index

      - `Metric IndexDimensionConfigurationMetric`

        Specifies the type of metric to use calculating distance.

        - `const IndexDimensionConfigurationMetricCosine IndexDimensionConfigurationMetric = "cosine"`

        - `const IndexDimensionConfigurationMetricEuclidean IndexDimensionConfigurationMetric = "euclidean"`

        - `const IndexDimensionConfigurationMetricDOTProduct IndexDimensionConfigurationMetric = "dot-product"`

    - `type IndexNewParamsConfigVectorizeIndexPresetConfiguration struct{…}`

      - `Preset IndexNewParamsConfigVectorizeIndexPresetConfigurationPreset`

        Specifies the preset to use for the index.

        - `const IndexNewParamsConfigVectorizeIndexPresetConfigurationPresetCfBaaiBgeSmallEnV1_5 IndexNewParamsConfigVectorizeIndexPresetConfigurationPreset = "@cf/baai/bge-small-en-v1.5"`

        - `const IndexNewParamsConfigVectorizeIndexPresetConfigurationPresetCfBaaiBgeBaseEnV1_5 IndexNewParamsConfigVectorizeIndexPresetConfigurationPreset = "@cf/baai/bge-base-en-v1.5"`

        - `const IndexNewParamsConfigVectorizeIndexPresetConfigurationPresetCfBaaiBgeLargeEnV1_5 IndexNewParamsConfigVectorizeIndexPresetConfigurationPreset = "@cf/baai/bge-large-en-v1.5"`

        - `const IndexNewParamsConfigVectorizeIndexPresetConfigurationPresetOpenAITextEmbeddingAda002 IndexNewParamsConfigVectorizeIndexPresetConfigurationPreset = "openai/text-embedding-ada-002"`

        - `const IndexNewParamsConfigVectorizeIndexPresetConfigurationPresetCohereEmbedMultilingualV2_0 IndexNewParamsConfigVectorizeIndexPresetConfigurationPreset = "cohere/embed-multilingual-v2.0"`

  - `Name param.Field[string]`

    Body param

  - `Description param.Field[string]`

    Body param: Specifies the description of the index.

### Returns

- `type CreateIndex struct{…}`

  - `Config IndexDimensionConfiguration`

    - `Dimensions int64`

      Specifies the number of dimensions for the index

    - `Metric IndexDimensionConfigurationMetric`

      Specifies the type of metric to use calculating distance.

      - `const IndexDimensionConfigurationMetricCosine IndexDimensionConfigurationMetric = "cosine"`

      - `const IndexDimensionConfigurationMetricEuclidean IndexDimensionConfigurationMetric = "euclidean"`

      - `const IndexDimensionConfigurationMetricDOTProduct IndexDimensionConfigurationMetric = "dot-product"`

  - `CreatedOn Time`

    Specifies the timestamp the resource was created as an ISO8601 string.

  - `Description string`

    Specifies the description of the index.

  - `ModifiedOn Time`

    Specifies the timestamp the resource was modified as an ISO8601 string.

  - `Name string`

### Example

```go
package main

import (
  "context"
  "fmt"

  "github.com/cloudflare/cloudflare-go"
  "github.com/cloudflare/cloudflare-go/option"
  "github.com/cloudflare/cloudflare-go/vectorize"
)

func main() {
  client := cloudflare.NewClient(
    option.WithAPIToken("Sn3lZJTBX6kkg7OdcBUAxOO963GEIyGQqnFTOFYY"),
  )
  createIndex, err := client.Vectorize.Indexes.New(context.TODO(), vectorize.IndexNewParams{
    AccountID: cloudflare.F("023e105f4ecef8ad9ca31a8372d0c353"),
    Config: cloudflare.F[vectorize.IndexNewParamsConfigUnion](vectorize.IndexDimensionConfigurationParam{
      Dimensions: cloudflare.F(int64(768)),
      Metric: cloudflare.F(vectorize.IndexDimensionConfigurationMetricCosine),
    }),
    Name: cloudflare.F("example-index"),
  })
  if err != nil {
    panic(err.Error())
  }
  fmt.Printf("%+v\n", createIndex.Config)
}
```

#### Response

```json
{
  "errors": [
    {
      "code": 1000,
      "message": "message",
      "documentation_url": "documentation_url",
      "source": {
        "pointer": "pointer"
      }
    }
  ],
  "messages": [
    {
      "code": 1000,
      "message": "message",
      "documentation_url": "documentation_url",
      "source": {
        "pointer": "pointer"
      }
    }
  ],
  "result": {
    "config": {
      "dimensions": 768,
      "metric": "cosine"
    },
    "created_on": "2022-11-15T18:25:44.442097Z",
    "description": "This is my example index.",
    "modified_on": "2022-11-15T18:25:44.442097Z",
    "name": "example-index"
  },
  "success": true
}
```