> ## Documentation Index > Fetch the complete documentation index at: https://api-docs.sevalla.com/llms.txt > Use this file to discover all available pages before exploring further. > ## Agent Instructions > This is the Sevalla REST API reference. Base URL: https://api.sevalla.com/v3. Authenticate with an API key in the Authorization header as a Bearer token. > The OpenAPI spec is at https://api.sevalla.com/v3/openapi.json. Concepts and dashboard guides are at https://docs.sevalla.com (index: https://docs.sevalla.com/llms.txt). > To act on a Sevalla account from an AI agent, prefer the Sevalla MCP server (https://mcp.sevalla.com/mcp, see https://docs.sevalla.com/ai-agents/overview.md) or the Sevalla CLI (https://api-docs.sevalla.com/v3/cli.md). # List database versions > List the database engine versions you can use when creating a database on a cluster. Supported versions differ between clusters, so pick the cluster first and pass one of the returned versions as `version` to the Create Database endpoint. This is reference data and does not require specific resource permissions. ## OpenAPI ````yaml https://api.sevalla.com/v3/openapi.json get /resources/database-versions openapi: 3.1.0 info: title: Sevalla API docs version: 1.0.0 servers: - url: https://api.sevalla.com/v3 security: - bearerAuth: [] paths: /resources/database-versions: get: tags: - Resources summary: List database versions description: >- List the database engine versions you can use when creating a database on a cluster. Supported versions differ between clusters, so pick the cluster first and pass one of the returned versions as `version` to the Create Database endpoint. This is reference data and does not require specific resource permissions. operationId: listDatabaseVersionsV3 parameters: - schema: example: fb5e5168-4281-4bec-94c5-0d1584e9e657 type: string format: uuid pattern: >- ^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$ in: query name: cluster_id required: true description: >- Identifier of the cluster the database will be created on. Supported versions depend on the cluster. Use the List Clusters endpoint to retrieve available options. - schema: example: postgresql type: string enum: - postgresql - mariadb - mysql - redis - valkey in: query name: type required: false description: >- Only return the versions of this database type. `postgresql` - PostgreSQL. `mariadb` - MariaDB. `mysql` - MySQL. `redis` - Redis. `valkey` - Valkey. Returns all types when omitted. responses: '200': description: Supported database versions per database type content: application/json: schema: type: array items: type: object properties: type: type: string enum: - postgresql - mariadb - mysql - redis - valkey description: >- Database engine type. `postgresql` - PostgreSQL. `mariadb` - MariaDB. `mysql` - MySQL. `redis` - Redis. `valkey` - Valkey. example: postgresql versions: type: array items: type: string description: >- Versions that can be passed as `version` when creating a database of this type on the cluster, from oldest to newest example: - '16' - '17' - '18' required: - type - versions additionalProperties: false description: Supported database versions per database type '400': description: Default Response content: application/json: schema: type: object properties: message: type: string description: Error message example: Bad request status: type: integer minimum: -9007199254740991 maximum: 9007199254740991 description: HTTP status code example: 400 data: type: object properties: code: description: Error tracking code for support reference example: err-abc-123 type: string message: description: Additional error details or instructions example: >- If you need assistance, please contact support and provide this error code. type: string additionalProperties: false required: - message - status additionalProperties: false '401': description: Default Response content: application/json: schema: type: object properties: message: type: string description: Error message example: Unauthorized status: type: integer minimum: -9007199254740991 maximum: 9007199254740991 description: HTTP status code example: 401 data: type: object properties: code: description: Error tracking code for support reference example: err-abc-123 type: string message: description: Additional error details or instructions example: >- If you need assistance, please contact support and provide this error code. type: string additionalProperties: false required: - message - status additionalProperties: false '404': description: Default Response content: application/json: schema: type: object properties: message: type: string description: Error message example: Not found status: type: integer minimum: -9007199254740991 maximum: 9007199254740991 description: HTTP status code example: 404 data: type: object properties: code: description: Error tracking code for support reference example: err-abc-123 type: string message: description: Additional error details or instructions example: >- If you need assistance, please contact support and provide this error code. type: string additionalProperties: false required: - message - status additionalProperties: false '429': description: Default Response content: application/json: schema: type: object properties: message: type: string description: Error message example: Too many requests status: type: integer minimum: -9007199254740991 maximum: 9007199254740991 description: HTTP status code example: 429 data: type: object properties: code: description: Error tracking code for support reference example: err-abc-123 type: string message: description: Additional error details or instructions example: >- If you need assistance, please contact support and provide this error code. type: string additionalProperties: false required: - message - status additionalProperties: false '500': description: Default Response content: application/json: schema: type: object properties: message: type: string description: Error message example: Internal Server Error status: type: integer minimum: -9007199254740991 maximum: 9007199254740991 description: HTTP status code example: 500 data: type: object properties: code: description: Error tracking code for support reference example: err-abc-123 type: string message: description: Additional error details or instructions example: >- If you need assistance, please contact support and provide this error code. type: string additionalProperties: false required: - message - status additionalProperties: false components: securitySchemes: bearerAuth: type: http scheme: bearer description: >- API key authentication. Pass your API key as a Bearer token in the Authorization header. ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.