> ## Documentation Index > Fetch the complete documentation index at: https://conductorone-leet-slack-mcp-docs.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # Create Finding Transformation Rule > Create a new finding transformation rule. ## OpenAPI ````yaml https://spec.speakeasy.com/conductor-one/conductorone/my-source-with-code-samples post /api/v1/findings/transformation-rules openapi: 3.1.0 info: description: The C1 API is a HTTP API for managing C1 resources. title: C1 API version: 0.1.0-alpha servers: - description: The C1 API server for the current tenant. url: https://{tenantDomain}.conductor.one variables: tenantDomain: default: example description: The domain of the tenant to use for this request. security: - bearerAuth: [] oauth: [] paths: /api/v1/findings/transformation-rules: post: tags: - Finding Transformation Rules summary: Create Finding Transformation Rule description: Create a new finding transformation rule. operationId: >- c1.api.finding.v1.FindingTransformationRuleService.CreateFindingTransformationRule requestBody: content: application/json: schema: $ref: >- #/components/schemas/c1.api.finding.v1.CreateFindingTransformationRuleRequest responses: '200': content: application/json: schema: $ref: >- #/components/schemas/c1.api.finding.v1.CreateFindingTransformationRuleResponse description: Successful response x-codeSamples: - lang: go label: CreateFindingTransformationRule source: "package main\n\nimport(\n\t\"context\"\n\t\"github.com/conductorone/conductorone-sdk-go/pkg/models/shared\"\n\tconductoronesdkgo \"github.com/conductorone/conductorone-sdk-go\"\n\t\"log\"\n)\n\nfunc main() {\n ctx := context.Background()\n\n s := conductoronesdkgo.New(\n conductoronesdkgo.WithSecurity(shared.Security{\n BearerAuth: \"\",\n Oauth: \"\",\n }),\n )\n\n res, err := s.FindingTransformationRule.CreateFindingTransformationRule(ctx, nil)\n if err != nil {\n log.Fatal(err)\n }\n if res.CreateFindingTransformationRuleResponse != nil {\n // handle response\n }\n}" components: schemas: c1.api.finding.v1.CreateFindingTransformationRuleRequest: description: The CreateFindingTransformationRuleRequest message. properties: transformationRule: oneOf: - $ref: '#/components/schemas/c1.api.finding.v1.FindingTransformationRule' - type: 'null' title: Create Finding Transformation Rule Request type: object x-speakeasy-name-override: CreateFindingTransformationRuleRequest c1.api.finding.v1.CreateFindingTransformationRuleResponse: description: The CreateFindingTransformationRuleResponse message. properties: transformationRule: oneOf: - $ref: '#/components/schemas/c1.api.finding.v1.FindingTransformationRule' - type: 'null' title: Create Finding Transformation Rule Response type: object x-speakeasy-name-override: CreateFindingTransformationRuleResponse c1.api.finding.v1.FindingTransformationRule: description: >- FindingTransformationRule transforms a finding at processing time, before routing runs. Rules fall through: every matching rule applies its transforms in ascending evaluation_order; the last rule to write a given field wins. properties: appId: description: The appId field. type: string condition: description: >- CEL boolean over the Finding object; empty matches all. Evaluated over base/immutable inputs only (see the transformation env). type: string createdAt: format: date-time type: - string - 'null' description: description: The description field. type: string displayName: description: The displayName field. type: string enabled: description: The enabled field. type: boolean evaluationOrder: description: >- Application order (ascending; last-applied rule wins per field). A sequence, not a precedence rank. format: int32 type: integer id: description: The id field. type: string templateId: description: The templateId field. type: string transforms: description: Ordered transforms applied when the rule matches. items: $ref: '#/components/schemas/c1.api.finding.v1.FindingTransform' type: - array - 'null' updatedAt: format: date-time type: - string - 'null' title: Finding Transformation Rule type: object x-speakeasy-name-override: FindingTransformationRule c1.api.finding.v1.FindingTransform: description: > FindingTransform is a single mutation applied to a finding by a matched transformation rule. Structured ops are the v1 authoring surface; a future raw-CEL arm continues numbering at 103. This message contains a oneof named kind. Only a single field of the following list may be set at a time: - setSeverity - setTags - removeTags properties: removeTags: oneOf: - $ref: '#/components/schemas/c1.api.finding.v1.RemoveTags' - type: 'null' setSeverity: oneOf: - $ref: '#/components/schemas/c1.api.finding.v1.SetSeverity' - type: 'null' setTags: oneOf: - $ref: '#/components/schemas/c1.api.finding.v1.SetTags' - type: 'null' title: Finding Transform type: object x-speakeasy-name-override: FindingTransform c1.api.finding.v1.RemoveTags: description: The RemoveTags message. properties: keys: description: The keys field. items: type: string type: - array - 'null' title: Remove Tags type: object x-speakeasy-name-override: RemoveTags c1.api.finding.v1.SetSeverity: description: The SetSeverity message. properties: severity: description: The severity field. enum: - FINDING_SEVERITY_UNSPECIFIED - FINDING_SEVERITY_INFO - FINDING_SEVERITY_LOW - FINDING_SEVERITY_MEDIUM - FINDING_SEVERITY_HIGH - FINDING_SEVERITY_CRITICAL type: string x-speakeasy-unknown-values: allow title: Set Severity type: object x-speakeasy-name-override: SetSeverity c1.api.finding.v1.SetTags: description: The SetTags message. properties: tags: additionalProperties: type: string description: The tags field. type: object title: Set Tags type: object x-speakeasy-name-override: SetTags securitySchemes: bearerAuth: scheme: bearer type: http oauth: description: >- This API uses OAuth2 with the Client Credential flow. Client Credentials must be sent in the BODY, not the headers. For an example of how to implement this, refer to the [c1TokenSource.Token()](https://github.com/ConductorOne/conductorone-sdk-go/blob/3375fe7c0126d17e7ec4e711693dee7b791023aa/token_source.go#L101-L187) function. flows: clientCredentials: scopes: {} tokenUrl: /auth/v1/token type: oauth2 ````