openapi: 3.1.0 info: title: HCP Vault Secrets Apps Gateway API description: Minimal OpenAPI description for the HashiCorp Cloud Platform (HCP) Vault Secrets API covering applications, secrets, dynamic secrets, rotating secrets, integrations, and gateway pools. Generated from public documentation; verify before production use. version: '2023-11-28' contact: name: HCP API Documentation url: https://developer.hashicorp.com/hcp/api-docs/vault-secrets x-generated-from: https://developer.hashicorp.com/hcp/api-docs/vault-secrets x-generated-by: claude-crawl-2026-05-08 servers: - url: https://api.cloud.hashicorp.com description: HashiCorp Cloud Platform production security: - bearerAuth: [] tags: - name: Gateway description: Gateway pools paths: /secrets/2023-11-28/organizations/{org_id}/projects/{project_id}/gateway-pools: get: operationId: listGatewayPools summary: List gateway pools tags: - Gateway parameters: - name: org_id in: path required: true schema: type: string - name: project_id in: path required: true schema: type: string responses: '200': description: Successful response content: application/json: schema: type: object components: securitySchemes: bearerAuth: type: http scheme: bearer