# SDKs and Development Toolkits

### <mark style="color:orange;">SDKs and Development Toolkits</mark>

* **Language coverage:** Offers SDKs in **Solidity, TypeScript, Go, Python**, and more.
* **AI precompiled call libraries:** Developers can invoke on-chain AI models via simple interfaces to perform tasks like price prediction, risk scoring, and natural language inference.
* **Open-source toolchain:** All SDKs and tools are open source with comprehensive documentation for easy secondary development.

### <mark style="color:orange;">Developer Tooling Ecosystem</mark>

* **Block explorer:** Built-in advanced explorer supporting smart contract visualization and AI inference result display.
* **Faucet:** Provides test tokens (APX and USDA) for developers to get started quickly.
* **Subgraph support:** Compatible with **The Graph** protocol to help developers easily build indexing services.
* **Observability tools:** Offers logs, metrics, and distributed tracing to simplify debugging and performance optimization.


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