diff --git a/README.md b/README.md
index bdf6b0479..ff88a2137 100644
--- a/README.md
+++ b/README.md
@@ -93,6 +93,10 @@ Exciting news! We're participating in DevFest.AI throughout October 2024! 🗓
 - [Understanding Tasks](#understanding-tasks)
   - [Types of Workflow Steps](#types-of-workflow-steps)
 - [Tool Types](#tool-types)
+  - [User-defined `function`s](#user-defined-functions)
+  - [`system` tools](#system-tools)
+  - [Built-in `integration`s](#built-in-integrations)
+  - [Direct `api_call`s](#direct-api_calls)
 - [Integrations](#integrations)
   - [Brave Search](#brave-search)
   - [BrowserBase](#browserbase)