> For the complete documentation index, see [llms.txt](https://docs.liquidapps.io/liquidapps-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.liquidapps.io/liquidapps-documentation/working-with-zeus-sdk/zeus-box-basics/zeus-box-directory/services/oracles.md).

# Oracles

### oracles | [Github](https://github.com/liquidapps-io/zeus-sdk/tree/master/boxes/groups/oracles)

* oracle-echo - echo oracle request
* oracle-ethereum - ethereum calls
* oracle-foreign-chain - foreign chains like cardano, tron, etc
* oracle-random - randomness number request
* oracle-self-history - query nodeos RPC `/v1/history/get_actions` calls
* oracle-sister-chain - foreign EOSIO chain calls
* oracle-sql - SQL query call
* oracle-stockfish - stockfish request
* oracle-vcpu - vCPU transaction requests
* oracle-web - arbitrary fetch any POST/GET JSON/NON-JSON requiring endpoint
* oracle-wolframalpha - request response from wolframalpha