diff --git a/The-Merge/running-a-node.md b/The-Merge/running-a-validator.md
similarity index 84%
rename from The-Merge/running-a-node.md
rename to The-Merge/running-a-validator.md
index f4a29db..f8feabb 100644
--- a/The-Merge/running-a-node.md
+++ b/The-Merge/running-a-validator.md
@@ -1,4 +1,4 @@
-## Notes on running an Ethereum node
+## Nodes and validators
 
 <br>
 
@@ -29,3 +29,12 @@
 * the JSON-RPC API is an interface that allows us to write programs that use an Ethereum client as a gateway to an Ethereum network and blockchain.
 * the RPC interface is offered as an HTTP service on port 8545. For security reasons it is restricted, by default, to only accept connections from localhost.
 
+<br>
+
+### Tools
+
+<br>
+
+* [Ethereum Beacon APIs](https://github.com/ethereum/beacon-apis)
+
+