> ## Documentation Index > Fetch the complete documentation index at: https://docs.chataigne.ai/llms.txt > Use this file to discover all available pages before exploring further. # List modifier groups ## OpenAPI ````yaml /api-reference/catalogs-v1.json get /v1/locations/{location_id}/catalogs/{catalog_id}/modifier_groups openapi: 3.0.0 info: title: Chataigne Catalogs API description: Synchronize complete catalogs or update individual catalog resources. version: '2026-05-01' contact: {} servers: - url: https://server.chataigne.ai security: [] tags: [] paths: /v1/locations/{location_id}/catalogs/{catalog_id}/modifier_groups: get: tags: - Catalog modifiers summary: List modifier groups operationId: CatalogModifiersV1Controller_listGroups parameters: - name: location_id in: path required: true schema: type: string example: loc_r8v4n2c6tz - name: catalog_id in: path required: true schema: type: string example: delivery-menu - name: limit in: query required: false schema: type: integer minimum: 1 maximum: 100 default: 10 description: Page size (1–100). - name: starting_after in: query required: false schema: type: string description: 'Cursor: return results after this id.' - name: ending_before in: query required: false schema: type: string description: 'Cursor: return results before this id.' responses: '200': description: A paginated list of modifier groups. content: application/json: schema: $ref: '#/components/schemas/CatalogModifierGroupList' '401': description: Authentication required. content: application/json: schema: $ref: '#/components/schemas/Error' '403': description: The principal is not allowed to perform this request. content: application/json: schema: $ref: '#/components/schemas/Error' '404': description: The resource does not exist. content: application/json: schema: $ref: '#/components/schemas/Error' security: - organization-api-key: [] components: schemas: CatalogModifierGroupList: type: object properties: object: type: string enum: - list data: type: array items: $ref: '#/components/schemas/CatalogModifierGroup' has_more: type: boolean url: type: string Error: type: object properties: error: type: object required: - type - code - message - request_id properties: type: type: string enum: - invalid_request_error - authentication_error - authorization_error - not_found_error - conflict_error - rate_limit_error - idempotency_error - api_error code: type: string example: resource_missing message: type: string param: type: string request_id: type: string example: req_8f2c… details: type: object additionalProperties: true CatalogModifierGroup: type: object additionalProperties: false required: - id - name - modifiers - object - created_at - updated_at properties: id: type: string example: sauces name: type: string example: Choose a sauce min_selections: type: integer minimum: 0 default: 0 max_selections: type: integer minimum: 0 nullable: true modifiers: type: array items: $ref: '#/components/schemas/CatalogModifier' object: type: string enum: - modifier_group created_at: type: string format: date-time updated_at: type: string format: date-time CatalogModifier: type: object additionalProperties: false required: - id - name - object - price - disabled - out_of_stock - restrictions - price_overrides - created_at - updated_at properties: id: type: string pattern: ^[A-Za-z0-9][A-Za-z0-9._:-]{0,127}$ example: bacon name: type: string example: Bacon image_url: type: string format: uri nullable: true price: $ref: '#/components/schemas/CatalogPrice' disabled: type: boolean default: false description: Whether the resource is hidden and cannot be ordered. out_of_stock: type: boolean default: false description: >- Whether the resource is temporarily unavailable while remaining visible. restrictions: type: array maxItems: 100 default: [] description: >- Availability windows. The resource is available when any restriction matches. items: $ref: '#/components/schemas/CatalogRestriction' price_overrides: type: array maxItems: 100 default: [] description: >- Conditional prices. The matching override with the most specific conditions wins. items: $ref: '#/components/schemas/CatalogPriceOverride' object: type: string enum: - modifier created_at: type: string format: date-time updated_at: type: string format: date-time CatalogPrice: type: object required: - amount - currency properties: amount: type: number minimum: 0 multipleOf: 0.01 example: 12.9 currency: type: string pattern: ^[A-Z]{3}$ example: EUR CatalogRestriction: type: object additionalProperties: false properties: days_of_week: type: array minItems: 1 uniqueItems: true default: - monday - tuesday - wednesday - thursday - friday - saturday - sunday items: type: string enum: - monday - tuesday - wednesday - thursday - friday - saturday - sunday start_time: type: string pattern: ^(?:[01]\d|2[0-3]):[0-5]\d$ nullable: true example: '18:00' end_time: type: string pattern: ^(?:[01]\d|2[0-3]):[0-5]\d$ nullable: true example: '22:00' start_date: type: string format: date-time nullable: true end_date: type: string format: date-time nullable: true service_types: type: array uniqueItems: true default: - delivery - collection items: type: string enum: - delivery - collection CatalogPriceOverride: type: object required: - price - conditions additionalProperties: false properties: price: $ref: '#/components/schemas/CatalogPrice' conditions: $ref: '#/components/schemas/CatalogPriceOverrideConditions' CatalogPriceOverrideConditions: type: object minProperties: 1 additionalProperties: false properties: service_type: type: string enum: - delivery - collection nullable: true days_of_week: type: array minItems: 1 uniqueItems: true nullable: true items: type: string enum: - monday - tuesday - wednesday - thursday - friday - saturday - sunday start_time: type: string pattern: ^(?:[01]\d|2[0-3]):[0-5]\d$ nullable: true example: '18:00' end_time: type: string pattern: ^(?:[01]\d|2[0-3]):[0-5]\d$ nullable: true example: '22:00' securitySchemes: organization-api-key: type: apiKey in: header name: x-api-key description: Location/organization API key. ````