# KardiaChain Proposer Validator Selection Process KardiaChain has an open Validator candidate selection which encourages KAI holders to register to be a Validator. Once registered, their status can be viewed at KardiaChain Explorer Candidates list at . The selection process is as follow: * Candidate registration application requires 25,000 KAI deposit. * Candidate can withdraw application and retrieve the deposited KAI. * Candidates who meet minimum requirements total of 5M delegated KAI will be promoted to Validators. * Top 20 Validators with the most voting power will get selected as Proposer-Validators. * Proposer-Validators will be responsible for securing the network, ability to validate new blocks and earn reward for performing the duty. * The Validators that don’t make the list, will be part of the secure network but are not able to earn reward. --- # 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.kardiachain.io/docs/archived-docs/kardiachain-validator-candidate-selection-process.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.