> ## Documentation Index > Fetch the complete documentation index at: https://docs.gable.ai/llms.txt > Use this file to discover all available pages before exploring further. # Get contract Constraints > Get contract Constraints ## OpenAPI ````yaml /api-reference/bundled.yaml get /v0/contract_constraints openapi: 3.1.0 info: title: Gable API description: > API to interact with the Gable platform ## Authorization All API requests require an API key to be passed in the `X-API-KEY` header. For instructions on finding your API key and api endpoint check out the [API Key documentation](../docs/api-keys.md). Example: `curl -H "X-API-KEY: " https://api-{organization}.gable.ai/v0/ping` contact: name: Gable Engineering url: https://gable.ai email: engineers@gable.ai version: 1.28.0 servers: - url: https://{hostname}.gable.ai description: Gable API variables: hostname: default: demo-api description: Customer environment assigned by Gable security: - ApiKeyAuth: [] tags: - name: action - name: api-keys - name: auth - name: changelog - name: config - name: contract - name: data-asset - name: debug - name: s3 - name: settings - name: slack - name: sso - name: webhook - name: notifications - name: constraints - name: telemetry - name: component - name: components - name: sca - name: cross-service-components - name: lineage - name: events - name: measurements - name: defect-report - name: experimental paths: /v0/contract_constraints: get: tags: - constraints summary: Get contract Constraints description: Get contract Constraints operationId: getContractConstraints responses: '200': description: constraints content: application/json: schema: $ref: '#/components/schemas/ContractConstraintMapping' components: schemas: ContractConstraintMapping: type: object description: >- Mapping of contract constraint types to their respective recap type constraint categories and detailed constraint definitions additionalProperties: $ref: '#/components/schemas/ContractConstraint' components: schemas: ContractConstraint: type: object oneOf: - $ref: '#/components/schemas/TimeConstraints' - $ref: '#/components/schemas/FloatConstraints' - $ref: '#/components/schemas/IntegerConstraints' - $ref: '#/components/schemas/ListConstraints' - $ref: '#/components/schemas/MapConstraints' - $ref: '#/components/schemas/StringConstraints' - $ref: '#/components/schemas/UUIDConstraints' - $ref: '#/components/schemas/BooleanConstraints' - $ref: '#/components/schemas/OtherConstraints' - $ref: '#/components/schemas/RecapConstraints' - $ref: '#/components/schemas/SupportedContractConstraints' discriminator: propertyName: type mapping: time: '#/components/schemas/TimeConstraints' float: '#/components/schemas/FloatConstraints' integer: '#/components/schemas/IntegerConstraints' list: '#/components/schemas/ListConstraints' map: '#/components/schemas/MapConstraints' string: '#/components/schemas/StringConstraints' uuid: '#/components/schemas/UUIDConstraints' boolean: '#/components/schemas/BooleanConstraints' other: '#/components/schemas/OtherConstraints' recap: '#/components/schemas/RecapConstraints' contract: '#/components/schemas/SupportedContractConstraints' LengthConstraintEnum: type: string enum: - length - isNotEmpty - isNull - isNullThreshold RecapTypeConstraintCategory: type: string enum: - NUMBER - TIME - STRING - BYTES - DATA_STRUCTURE - OTHER ContractConstraintType: type: string enum: - greaterThan - greaterThanOrEqualTo - lessThan - lessThanOrEqualTo - isNull - isNullThreshold - charLength - isNotEmpty - length x-enum-varnames: - GREATER_THAN - GREATER_THAN_OR_EQUAL_TO - LESS_THAN - LESS_THAN_OR_EQUAL_TO - IS_NULL - IS_NULL_THRESHOLD - CHARACTER_LENGTH - IS_NOT_EMPTY - LENGTH NumberConstraintEnum: type: string enum: - greaterThan - greaterThanOrEqualTo - lessThan - lessThanOrEqualTo - isNull - isNullThreshold StringConstraintEnum: type: string enum: - charLength - isNotEmpty - isNull - isNullThreshold OtherConstraintEnum: type: string enum: - isNull - isNullThreshold TimeConstraints: type: object required: - type - constraints properties: type: type: string enum: - time constraints: type: array items: $ref: '#/components/schemas/NumberConstraintEnum' FloatConstraints: type: object required: - type - constraints properties: type: type: string enum: - float constraints: type: array items: $ref: '#/components/schemas/NumberConstraintEnum' IntegerConstraints: type: object required: - type - constraints properties: type: type: string enum: - integer constraints: type: array items: $ref: '#/components/schemas/NumberConstraintEnum' ListConstraints: type: object required: - type - constraints properties: type: type: string enum: - list constraints: type: array items: $ref: '#/components/schemas/LengthConstraintEnum' MapConstraints: type: object required: - type - constraints properties: type: type: string enum: - map constraints: type: array items: $ref: '#/components/schemas/LengthConstraintEnum' StringConstraints: type: object required: - type - constraints properties: type: type: string enum: - string constraints: type: array items: $ref: '#/components/schemas/StringConstraintEnum' UUIDConstraints: type: object required: - type - constraints properties: type: type: string enum: - uuid constraints: type: array items: $ref: '#/components/schemas/StringConstraintEnum' OtherConstraints: type: object required: - type - constraints properties: type: type: string enum: - other constraints: type: array items: $ref: '#/components/schemas/OtherConstraintEnum' BooleanConstraints: type: object required: - type - constraints properties: type: type: string enum: - boolean constraints: type: array items: $ref: '#/components/schemas/OtherConstraintEnum' RecapConstraints: type: object required: - type - constraints properties: type: type: string enum: - recap constraints: type: array items: $ref: '#/components/schemas/RecapTypeConstraintCategory' SupportedContractConstraints: type: object required: - type - constraints properties: type: type: string enum: - contract constraints: type: array items: $ref: '#/components/schemas/ContractConstraintType' ContractConstraint: type: object oneOf: - $ref: '#/components/schemas/TimeConstraints' - $ref: '#/components/schemas/FloatConstraints' - $ref: '#/components/schemas/IntegerConstraints' - $ref: '#/components/schemas/ListConstraints' - $ref: '#/components/schemas/MapConstraints' - $ref: '#/components/schemas/StringConstraints' - $ref: '#/components/schemas/UUIDConstraints' - $ref: '#/components/schemas/BooleanConstraints' - $ref: '#/components/schemas/OtherConstraints' - $ref: '#/components/schemas/RecapConstraints' - $ref: '#/components/schemas/SupportedContractConstraints' discriminator: propertyName: type mapping: time: $ref: '#/components/schemas/TimeConstraints' float: $ref: '#/components/schemas/FloatConstraints' integer: $ref: '#/components/schemas/IntegerConstraints' list: $ref: '#/components/schemas/ListConstraints' map: $ref: '#/components/schemas/MapConstraints' string: $ref: '#/components/schemas/StringConstraints' uuid: $ref: '#/components/schemas/UUIDConstraints' boolean: $ref: '#/components/schemas/BooleanConstraints' other: $ref: '#/components/schemas/OtherConstraints' recap: $ref: '#/components/schemas/RecapConstraints' contract: $ref: '#/components/schemas/SupportedContractConstraints' TimeConstraints: type: object required: - type - constraints properties: type: type: string enum: - time constraints: type: array items: $ref: '#/components/schemas/NumberConstraintEnum' FloatConstraints: type: object required: - type - constraints properties: type: type: string enum: - float constraints: type: array items: $ref: '#/components/schemas/NumberConstraintEnum' IntegerConstraints: type: object required: - type - constraints properties: type: type: string enum: - integer constraints: type: array items: $ref: '#/components/schemas/NumberConstraintEnum' ListConstraints: type: object required: - type - constraints properties: type: type: string enum: - list constraints: type: array items: $ref: '#/components/schemas/LengthConstraintEnum' MapConstraints: type: object required: - type - constraints properties: type: type: string enum: - map constraints: type: array items: $ref: '#/components/schemas/LengthConstraintEnum' StringConstraints: type: object required: - type - constraints properties: type: type: string enum: - string constraints: type: array items: $ref: '#/components/schemas/StringConstraintEnum' UUIDConstraints: type: object required: - type - constraints properties: type: type: string enum: - uuid constraints: type: array items: $ref: '#/components/schemas/StringConstraintEnum' BooleanConstraints: type: object required: - type - constraints properties: type: type: string enum: - boolean constraints: type: array items: $ref: '#/components/schemas/OtherConstraintEnum' OtherConstraints: type: object required: - type - constraints properties: type: type: string enum: - other constraints: type: array items: $ref: '#/components/schemas/OtherConstraintEnum' RecapConstraints: type: object required: - type - constraints properties: type: type: string enum: - recap constraints: type: array items: $ref: '#/components/schemas/RecapTypeConstraintCategory' SupportedContractConstraints: type: object required: - type - constraints properties: type: type: string enum: - contract constraints: type: array items: $ref: '#/components/schemas/ContractConstraintType' NumberConstraintEnum: type: string enum: - greaterThan - greaterThanOrEqualTo - lessThan - lessThanOrEqualTo - isNull - isNullThreshold LengthConstraintEnum: type: string enum: - length - isNotEmpty - isNull - isNullThreshold StringConstraintEnum: type: string enum: - charLength - isNotEmpty - isNull - isNullThreshold OtherConstraintEnum: type: string enum: - isNull - isNullThreshold RecapTypeConstraintCategory: type: string enum: - NUMBER - TIME - STRING - BYTES - DATA_STRUCTURE - OTHER ContractConstraintType: type: string enum: - greaterThan - greaterThanOrEqualTo - lessThan - lessThanOrEqualTo - isNull - isNullThreshold - charLength - isNotEmpty - length x-enum-varnames: - GREATER_THAN - GREATER_THAN_OR_EQUAL_TO - LESS_THAN - LESS_THAN_OR_EQUAL_TO - IS_NULL - IS_NULL_THRESHOLD - CHARACTER_LENGTH - IS_NOT_EMPTY - LENGTH securitySchemes: ApiKeyAuth: type: apiKey in: header name: X-API-KEY ````