> ## Documentation Index > Fetch the complete documentation index at: https://www.c1.ai/docs/llms.txt > Use this file to discover all available pages before exploring further. # Create Function > CreateFunction registers a new serverless function and creates its initial code commit. ## OpenAPI ````yaml https://spec.speakeasy.com/conductor-one/conductorone/my-source-with-code-samples post /api/v1/functions 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/functions: post: tags: - Function summary: Create Function description: >- CreateFunction registers a new serverless function and creates its initial code commit. operationId: c1.api.functions.v1.FunctionsService.CreateFunction requestBody: content: application/json: schema: $ref: >- #/components/schemas/c1.api.functions.v1.FunctionsServiceCreateFunctionRequest responses: '200': content: application/json: schema: $ref: >- #/components/schemas/c1.api.functions.v1.FunctionsServiceCreateFunctionResponse description: Successful response x-codeSamples: - lang: go label: CreateFunction 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.Functions.CreateFunction(ctx, nil)\n if err != nil {\n log.Fatal(err)\n }\n if res.FunctionsServiceCreateFunctionResponse != nil {\n // handle response\n }\n}" - lang: typescript label: Typescript (SDK) source: >- import { ConductoroneSDKTypescript } from "conductorone-sdk-typescript"; const conductoroneSDKTypescript = new ConductoroneSDKTypescript({ security: { bearerAuth: "", oauth: "", }, }); async function run() { const result = await conductoroneSDKTypescript.functions.createFunction(); console.log(result); } run(); components: schemas: c1.api.functions.v1.FunctionsServiceCreateFunctionRequest: description: The FunctionsServiceCreateFunctionRequest message. properties: commitMessage: description: The commit message describing the initial code submission. readOnly: false type: string description: description: A description of what the function does. readOnly: false type: string displayName: description: The human-readable name for the function. readOnly: false type: string functionType: description: >- The type of function to create, controlling its execution environment and capabilities. enum: - FUNCTION_TYPE_UNSPECIFIED - FUNCTION_TYPE_ANY - FUNCTION_TYPE_CODE_MODE readOnly: false type: string x-speakeasy-unknown-values: allow initialContent: additionalProperties: format: base64 type: string description: Map of filename to file content for the initial code commit. readOnly: false type: object title: Functions Service Create Function Request type: object x-speakeasy-name-override: FunctionsServiceCreateFunctionRequest c1.api.functions.v1.FunctionsServiceCreateFunctionResponse: description: The FunctionsServiceCreateFunctionResponse message. properties: commit: $ref: '#/components/schemas/c1.api.functions.v1.FunctionCommit' function: $ref: '#/components/schemas/c1.api.functions.v1.Function' title: Functions Service Create Function Response type: object x-speakeasy-name-override: FunctionsServiceCreateFunctionResponse c1.api.functions.v1.FunctionCommit: description: FunctionCommit represents a single commit in a function's history properties: author: description: The author field. readOnly: false type: string createdAt: format: date-time readOnly: false type: string functionId: description: The functionId field. readOnly: false type: string id: description: The id field. readOnly: false type: string message: description: The message field. readOnly: false type: string title: Function Commit type: object x-speakeasy-name-override: FunctionCommit c1.api.functions.v1.Function: description: Function represents a customer-provided code extension in the API properties: createdAt: format: date-time readOnly: true type: string deletedAt: format: date-time readOnly: true type: string description: description: The description field. readOnly: false type: string displayName: description: The displayName field. readOnly: false type: string functionType: description: The functionType field. enum: - FUNCTION_TYPE_UNSPECIFIED - FUNCTION_TYPE_ANY - FUNCTION_TYPE_CODE_MODE readOnly: false type: string x-speakeasy-unknown-values: allow head: description: The head field. readOnly: false type: string id: description: The id field. readOnly: false type: string isDraft: description: The isDraft field. readOnly: false type: boolean outboundNetworkAllowlist: description: The outboundNetworkAllowlist field. items: type: string nullable: true readOnly: false type: array publishedCommitId: description: The publishedCommitId field. readOnly: false type: string scopedRoleIds: description: >- Scoped role IDs define the permissions granted to this function when calling ConductorOne APIs. These are role IDs (not service roles) that get resolved to their service roles at authentication time. Currently only the "Read-Only Administrator" role (system:viewer) is supported. The role ID can be obtained from the roles API. items: type: string nullable: true readOnly: false type: array secret: additionalProperties: type: string description: The secret field. readOnly: false type: object updatedAt: format: date-time readOnly: true type: string useSpn: description: >- FN-347 transition flag. When true, the function authenticates to c1-api as user: via the AssumeIdentity token exchange using its ServicePrincipalBinding; when false, it authenticates as function:. Read-only from clients: set by CreateFunction (when the tenant has completed the FunctionsToSPN migration) and by the migration itself, never by UpdateFunction. Retired once all functions are on SPN. readOnly: true type: boolean title: Function type: object x-speakeasy-entity: Function x-speakeasy-name-override: Function 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 ````