> ## Documentation Index
> Fetch the complete documentation index at: https://docs.e6data.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Create catalog

> create catalog. POST /api/v1/catalogs. Uses the same payload, validation, revision checks and response as the unified HTTP API.

ReferenceApplies to: Unified engine deployments

## Related guidance

[Addresses and access](https://docs.e6data.com/transformation/http/access.md) · [Request identity](https://docs.e6data.com/transformation/http/request-identity.md) · [Errors and recovery](https://docs.e6data.com/transformation/http/errors.md) · [Pagination and results](https://docs.e6data.com/transformation/http/results.md)


## OpenAPI

````yaml openapi/transformation.json POST /api/v1/catalogs
openapi: 3.1.0
info:
  description: >-
    HTTP contracts for the Unified engine. Requests use the connected
    deployment's access model and configured owner. Response examples are
    illustrative; inspect your engine response in your client. SQL-managed
    secrets, credentials, streaming pipelines and maintenance run through
    session operations.
  title: Laminar Unified HTTP API
  version: v1
servers:
  - url: https://engine.example.com
    description: >-
      Example engine origin. Replace it with your deployment URL and any API
      mount prefix.
security: []
paths:
  /api/v1/catalogs:
    post:
      tags:
        - Catalogs and tables
      summary: create catalog
      description: >-
        create catalog. POST /api/v1/catalogs. Uses the same payload,
        validation, revision checks and response as the unified HTTP API.
      operationId: create_catalog
      parameters: []
      requestBody:
        content:
          application/json:
            schema:
              $ref: >-
                #/components/schemas/Input_app_api_src_models_rs_CatalogCreateRequest
        required: true
      responses:
        '201':
          content:
            application/json:
              schema:
                properties:
                  catalog:
                    properties:
                      catalog_id:
                        format: uuid
                        type: string
                      configuration:
                        $ref: >-
                          #/components/schemas/data_catalog_core_src_models_mod_rs_CatalogConfiguration
                      name:
                        type: string
                      revision:
                        type: string
                    type: object
                  created:
                    type: boolean
                type: object
          description: Successful response.
        default:
          content:
            application/json:
              example:
                error:
                  code: invalid_request
                  message: Check the request fields
              schema:
                $ref: '#/components/schemas/ApiError'
          description: A rejected or failed request. Inspect error.code before retrying.
components:
  schemas:
    Input_app_api_src_models_rs_CatalogCreateRequest:
      additionalProperties: false
      properties:
        configuration:
          $ref: >-
            #/components/schemas/Input_data_catalog_core_src_models_mod_rs_CatalogConfiguration
        if_not_exists:
          type: boolean
        mutation_id:
          $ref: >-
            #/components/schemas/Input_shared_common_src_lib_rs_CatalogMutationId
        name:
          type: string
      required:
        - mutation_id
        - name
        - configuration
      type: object
    data_catalog_core_src_models_mod_rs_CatalogConfiguration:
      properties:
        credential_references:
          additionalProperties:
            type: string
          type: object
        options:
          additionalProperties:
            type: string
          type: object
        provider:
          type: string
      required:
        - provider
        - options
        - credential_references
      type: object
    ApiError:
      properties:
        error:
          properties:
            code:
              type: string
            message:
              type: string
          required:
            - code
            - message
          type: object
      required:
        - error
      type: object
    Input_data_catalog_core_src_models_mod_rs_CatalogConfiguration:
      properties:
        credential_references:
          additionalProperties:
            type: string
          type: object
        options:
          additionalProperties:
            type: string
          type: object
        provider:
          type: string
      required:
        - provider
        - options
        - credential_references
      type: object
    Input_shared_common_src_lib_rs_CatalogMutationId:
      format: uuid
      type: string

````

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