# Alibaba > Alibaba is a multinational technology conglomerate founded in 1999. Alibaba Cloud (Aliyun) is a global leader in cloud computing and AI, exposing hundreds of services through a comprehensive API ecosystem. The OpenAPI Explorer is a web interface for discovering, testing, and generating SDK code for Alibaba Cloud service APIs across Java, Python, Node.js, PHP, Go, and more. Authentication uses Alibaba Cloud AccessKey (HMAC signature) credentials. This llms.txt was generated by the API Evangelist enrichment pipeline from apis.yml and repo artifacts; Alibaba does not publish an llms.txt on its docs host. ## APIs - [Alibaba Cloud API](https://api.alibabacloud.com/): Comprehensive API ecosystem covering ECS, OSS, ACK, RDS, MaxCompute, Function Compute, API Gateway, CDN, and hundreds of additional cloud services. Base URL https://ecs.aliyuncs.com (per-service *.aliyuncs.com endpoints). ## Docs - [OpenAPI Explorer / API Documentation](https://api.alibabacloud.com/): Web interface and WebCLI for calling APIs and generating SDK code. - [OpenAPI Explorer product page](https://www.alibabacloud.com/en/product/openapiexplorer) - [SDK product overview](https://www.alibabacloud.com/help/en/sdk/product-overview/alibaba-cloud-sdk) - [API version reference](https://www.alibabacloud.com/help/en/openapi/api-version) - [Service Health Dashboard](https://www.alibabacloud.com/help/en/support/latest/support-plan-service-health-dashboard) ## SDKs and Packages - npm: [@alicloud/pop-core](https://www.npmjs.com/package/@alicloud/pop-core), [@alicloud/openapi-client](https://www.npmjs.com/package/@alicloud/openapi-client) - PyPI: [aliyun-python-sdk-core](https://pypi.org/project/aliyun-python-sdk-core/), [alibabacloud-tea-openapi](https://pypi.org/project/alibabacloud-tea-openapi/) - Go: [alibaba-cloud-sdk-go](https://pkg.go.dev/github.com/aliyun/alibaba-cloud-sdk-go), [darabonba-openapi](https://pkg.go.dev/github.com/alibabacloud-go/darabonba-openapi) - Maven: [com.aliyun:aliyun-java-sdk-core](https://central.sonatype.com/artifact/com.aliyun/aliyun-java-sdk-core) - Packagist: [alibabacloud/sdk](https://packagist.org/packages/alibabacloud/sdk) - NuGet: [aliyun-net-sdk-core](https://www.nuget.org/packages/aliyun-net-sdk-core/) ## MCP - [Alibaba Cloud OpenAPI MCP Server](https://github.com/aliyun/alibabacloud-api-mcp-server): Official MCP server fronting tens of thousands of Alibaba Cloud OpenAPIs (SSE / Streamable HTTP). - [Alibaba Cloud Ops MCP Server](https://github.com/aliyun/alibaba-cloud-ops-mcp-server) ## Source - [aliyun GitHub org](https://github.com/aliyun) - [alibabacloud-go GitHub org](https://github.com/alibabacloud-go)