# APIs Powered by a cutting-edge microservice-driven architecture, Wetez provides timely, accurate and stable APIs, Wetez APIs, for dApps, developers and general users. Wetez APIs currently supports blockchain networks like Ethereum, Polygon, Solana, Arbitrum and also the Cosmos-eco networks, and is gradually covering a wider range of blockchain networks starting with the Cosmos Ecosystem. The Wetez APIs are free for most developers and organisations to use for their development needs, while a premium version is available to support customisation needs. ### Supported Blockchains -[Ethereum Mainnet](/wetez/developer/apis/ethereum-mainnet.md) -[Polygon Mainnet](/wetez/developer/apis/polygon-mainnet.md) -[Arbitrum Mainnet](/wetez/developer/apis/arbitrum-mainnet.md) -[Solana Mainnet](/wetez/developer/apis/solana-mainnet.md) -[Tendermint Mainnet](/wetez/developer/apis/tendermint-mainnet.md) ### Errors [-Errors link](/wetez/developer/apis/error.md) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.wetez.io/wetez/developer/apis.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.