Create app
Create an app within a project. The app is created with default production and preview environments.
The slug you provide is the stable, caller-defined handle used to reference this app. It must be unique within the project.
Important: The slug cannot collide with an existing app in the same project. A duplicate slug returns a 409 conflict.
Required Permissions
Your root key must have one of the following permissions:
project.*.create_app(to create apps in any project)project.<project_id>.create_app(to create apps in a specific project)
1 min read
post/v2/apps.createApp
Request example
Response
post/v2/apps.createApp
Authorization
Body
application/jsonIdentifies a resource by either its unique ID or its slug.
Accepts a prefixed ID (such as 'proj_' or 'app_') or a slug.
Length: 3–255Pattern: ^[a-zA-Z0-9_-]+$
Human-readable name for this app.
Use a descriptive name like 'Payments API' to identify its purpose.
Length: 1–256
Identifies a resource by either its unique ID or its slug.
Accepts a prefixed ID (such as 'proj_' or 'app_') or a slug.
Length: 3–255Pattern: ^[a-zA-Z0-9_-]+$
Connect a GitHub repository to the app on creation. Omit to create the app
without a repository and connect one later with apps.updateApp.
Show child attributesHide child attributes
Responses
application/json
App created successfully. The response contains the app id used to reference it in subsequent operations.
Metadata object included in every API response. This provides context about the request and is essential for debugging, audit trails, and support inquiries. The
requestId is particularly important when troubleshooting issues with the Unkey support team.Show child attributesHide child attributes
A unique id for this request. Always include this ID when contacting support about a specific API request. This identifier allows Unkey's support team to trace the exact request through logs and diagnostic systems to provide faster assistance.
Metadata object included in every API response. This provides context about the request and is essential for debugging, audit trails, and support inquiries. The
requestId is particularly important when troubleshooting issues with the Unkey support team.Show child attributesHide child attributes
A unique id for this request. Always include this ID when contacting support about a specific API request. This identifier allows Unkey's support team to trace the exact request through logs and diagnostic systems to provide faster assistance.
Base error structure following Problem Details for HTTP APIs (RFC 7807). This provides a standardized way to carry machine-readable details of errors in HTTP response content.
Show child attributesHide child attributes
A human-readable explanation specific to this occurrence of the problem. This provides detailed information about what went wrong and potential remediation steps. The message is intended to be helpful for developers troubleshooting the issue.
HTTP status code that corresponds to this error. This will match the status code in the HTTP response. Common codes include
400 (Bad Request), 401 (Unauthorized), 403 (Forbidden), 404 (Not Found), 409 (Conflict), and 500 (Internal Server Error).A short, human-readable summary of the problem type. This remains constant from occurrence to occurrence of the same problem and should be used for programmatic handling.
A URI reference that identifies the problem type. This provides a stable identifier for the error that can be used for documentation lookups and programmatic error handling. When followed, this URI should provide human-readable documentation for the problem type.
List of individual validation errors that occurred in the request. Each error provides specific details about what failed validation, where the error occurred in the request, and suggestions for fixing it. This granular information helps developers quickly identify and resolve multiple issues in a single request without having to make repeated API calls.
Show child attributesHide child attributes
JSON path indicating exactly where in the request the error occurred. This helps pinpoint the problematic field or parameter. Examples include:
- 'body.name' (field in request body)
- 'body.items[3].tags' (nested array element)
- 'path.apiId' (path parameter)
- 'query.limit' (query parameter)
Use this location to identify exactly which part of your request needs correction.
Detailed error message explaining what validation rule was violated. This provides specific information about why the field or parameter was rejected, such as format errors, invalid values, or constraint violations.
A human-readable suggestion describing how to fix the error. This provides practical guidance on what changes would satisfy the validation requirements. Not all validation errors include fix suggestions, but when present, they offer specific remediation advice.
Metadata object included in every API response. This provides context about the request and is essential for debugging, audit trails, and support inquiries. The
requestId is particularly important when troubleshooting issues with the Unkey support team.Show child attributesHide child attributes
A unique id for this request. Always include this ID when contacting support about a specific API request. This identifier allows Unkey's support team to trace the exact request through logs and diagnostic systems to provide faster assistance.
Base error structure following Problem Details for HTTP APIs (RFC 7807). This provides a standardized way to carry machine-readable details of errors in HTTP response content.
Show child attributesHide child attributes
A human-readable explanation specific to this occurrence of the problem. This provides detailed information about what went wrong and potential remediation steps. The message is intended to be helpful for developers troubleshooting the issue.
HTTP status code that corresponds to this error. This will match the status code in the HTTP response. Common codes include
400 (Bad Request), 401 (Unauthorized), 403 (Forbidden), 404 (Not Found), 409 (Conflict), and 500 (Internal Server Error).A short, human-readable summary of the problem type. This remains constant from occurrence to occurrence of the same problem and should be used for programmatic handling.
A URI reference that identifies the problem type. This provides a stable identifier for the error that can be used for documentation lookups and programmatic error handling. When followed, this URI should provide human-readable documentation for the problem type.
Metadata object included in every API response. This provides context about the request and is essential for debugging, audit trails, and support inquiries. The
requestId is particularly important when troubleshooting issues with the Unkey support team.Show child attributesHide child attributes
A unique id for this request. Always include this ID when contacting support about a specific API request. This identifier allows Unkey's support team to trace the exact request through logs and diagnostic systems to provide faster assistance.
Base error structure following Problem Details for HTTP APIs (RFC 7807). This provides a standardized way to carry machine-readable details of errors in HTTP response content.
Show child attributesHide child attributes
A human-readable explanation specific to this occurrence of the problem. This provides detailed information about what went wrong and potential remediation steps. The message is intended to be helpful for developers troubleshooting the issue.
HTTP status code that corresponds to this error. This will match the status code in the HTTP response. Common codes include
400 (Bad Request), 401 (Unauthorized), 403 (Forbidden), 404 (Not Found), 409 (Conflict), and 500 (Internal Server Error).A short, human-readable summary of the problem type. This remains constant from occurrence to occurrence of the same problem and should be used for programmatic handling.
A URI reference that identifies the problem type. This provides a stable identifier for the error that can be used for documentation lookups and programmatic error handling. When followed, this URI should provide human-readable documentation for the problem type.
Metadata object included in every API response. This provides context about the request and is essential for debugging, audit trails, and support inquiries. The
requestId is particularly important when troubleshooting issues with the Unkey support team.Show child attributesHide child attributes
A unique id for this request. Always include this ID when contacting support about a specific API request. This identifier allows Unkey's support team to trace the exact request through logs and diagnostic systems to provide faster assistance.
Base error structure following Problem Details for HTTP APIs (RFC 7807). This provides a standardized way to carry machine-readable details of errors in HTTP response content.
Show child attributesHide child attributes
A human-readable explanation specific to this occurrence of the problem. This provides detailed information about what went wrong and potential remediation steps. The message is intended to be helpful for developers troubleshooting the issue.
HTTP status code that corresponds to this error. This will match the status code in the HTTP response. Common codes include
400 (Bad Request), 401 (Unauthorized), 403 (Forbidden), 404 (Not Found), 409 (Conflict), and 500 (Internal Server Error).A short, human-readable summary of the problem type. This remains constant from occurrence to occurrence of the same problem and should be used for programmatic handling.
A URI reference that identifies the problem type. This provides a stable identifier for the error that can be used for documentation lookups and programmatic error handling. When followed, this URI should provide human-readable documentation for the problem type.
Metadata object included in every API response. This provides context about the request and is essential for debugging, audit trails, and support inquiries. The
requestId is particularly important when troubleshooting issues with the Unkey support team.Show child attributesHide child attributes
A unique id for this request. Always include this ID when contacting support about a specific API request. This identifier allows Unkey's support team to trace the exact request through logs and diagnostic systems to provide faster assistance.
Base error structure following Problem Details for HTTP APIs (RFC 7807). This provides a standardized way to carry machine-readable details of errors in HTTP response content.
Show child attributesHide child attributes
A human-readable explanation specific to this occurrence of the problem. This provides detailed information about what went wrong and potential remediation steps. The message is intended to be helpful for developers troubleshooting the issue.
HTTP status code that corresponds to this error. This will match the status code in the HTTP response. Common codes include
400 (Bad Request), 401 (Unauthorized), 403 (Forbidden), 404 (Not Found), 409 (Conflict), and 500 (Internal Server Error).A short, human-readable summary of the problem type. This remains constant from occurrence to occurrence of the same problem and should be used for programmatic handling.
A URI reference that identifies the problem type. This provides a stable identifier for the error that can be used for documentation lookups and programmatic error handling. When followed, this URI should provide human-readable documentation for the problem type.
Metadata object included in every API response. This provides context about the request and is essential for debugging, audit trails, and support inquiries. The
requestId is particularly important when troubleshooting issues with the Unkey support team.Show child attributesHide child attributes
A unique id for this request. Always include this ID when contacting support about a specific API request. This identifier allows Unkey's support team to trace the exact request through logs and diagnostic systems to provide faster assistance.
Base error structure following Problem Details for HTTP APIs (RFC 7807). This provides a standardized way to carry machine-readable details of errors in HTTP response content.
Show child attributesHide child attributes
A human-readable explanation specific to this occurrence of the problem. This provides detailed information about what went wrong and potential remediation steps. The message is intended to be helpful for developers troubleshooting the issue.
HTTP status code that corresponds to this error. This will match the status code in the HTTP response. Common codes include
400 (Bad Request), 401 (Unauthorized), 403 (Forbidden), 404 (Not Found), 409 (Conflict), and 500 (Internal Server Error).A short, human-readable summary of the problem type. This remains constant from occurrence to occurrence of the same problem and should be used for programmatic handling.
A URI reference that identifies the problem type. This provides a stable identifier for the error that can be used for documentation lookups and programmatic error handling. When followed, this URI should provide human-readable documentation for the problem type.
Metadata object included in every API response. This provides context about the request and is essential for debugging, audit trails, and support inquiries. The
requestId is particularly important when troubleshooting issues with the Unkey support team.Show child attributesHide child attributes
A unique id for this request. Always include this ID when contacting support about a specific API request. This identifier allows Unkey's support team to trace the exact request through logs and diagnostic systems to provide faster assistance.
Base error structure following Problem Details for HTTP APIs (RFC 7807). This provides a standardized way to carry machine-readable details of errors in HTTP response content.
Show child attributesHide child attributes
A human-readable explanation specific to this occurrence of the problem. This provides detailed information about what went wrong and potential remediation steps. The message is intended to be helpful for developers troubleshooting the issue.
HTTP status code that corresponds to this error. This will match the status code in the HTTP response. Common codes include
400 (Bad Request), 401 (Unauthorized), 403 (Forbidden), 404 (Not Found), 409 (Conflict), and 500 (Internal Server Error).A short, human-readable summary of the problem type. This remains constant from occurrence to occurrence of the same problem and should be used for programmatic handling.
A URI reference that identifies the problem type. This provides a stable identifier for the error that can be used for documentation lookups and programmatic error handling. When followed, this URI should provide human-readable documentation for the problem type.