[GUEST ACCESS MODE: Data is scrambled or limited to provide examples. Make requests using your API key to unlock full data. Check https://lunarcrush.ai/auth for authentication information.]

![Bitcoinovercas1 Avatar](https://lunarcrush.com/gi/w:24/cr:twitter::1466976695160877056.png) JAMman ⭕️🐂 [@Bitcoinovercas1](/creator/twitter/Bitcoinovercas1) on x 1164 followers
Created: 2025-07-22 20:03:03 UTC

XCM: Polkadot’s Cross-Chain Communication Protocol‼️

Ever tried sending messages across different blockchains

That's where XCM steps in

XCM enables seamless transactions between parachains and the relay chain

✨Key step✨ Fund the parachain sovereign account to cover XCM fees

Use Polkadot.js Apps to transfer funds and dispatch XCM messages

Calculate the sovereign account with a mix of prefixes and parachain ID encoding

The complexity of estimating fees across multiple chains remains a challenge

But mastering XCM unlocks new potential for cross-chain applications

Explore the tools and methods for testing XCM transfers with confidence

Most overlook the intricacies of XCM

But it’s the backbone of Polkadot’s interoperability


XXX engagements

![Engagements Line Chart](https://lunarcrush.com/gi/w:600/p:tweet::1947749250563248146/c:line.svg)

**Related Topics**
[protocol](/topic/protocol)

[Post Link](https://x.com/Bitcoinovercas1/status/1947749250563248146)