diff --git a/qqq-middleware-javalin/src/main/java/com/kingsrook/qqq/middleware/javalin/executors/MetaDataExecutor.java b/qqq-middleware-javalin/src/main/java/com/kingsrook/qqq/middleware/javalin/executors/MetaDataExecutor.java
index 8daeb8dd..b16d8496 100644
--- a/qqq-middleware-javalin/src/main/java/com/kingsrook/qqq/middleware/javalin/executors/MetaDataExecutor.java
+++ b/qqq-middleware-javalin/src/main/java/com/kingsrook/qqq/middleware/javalin/executors/MetaDataExecutor.java
@@ -41,8 +41,17 @@ public class MetaDataExecutor extends AbstractMiddlewareExecutor<MetaDataInput,
    @Override
    public void execute(MetaDataInput input, MetaDataOutputInterface output) throws QException
    {
+      com.kingsrook.qqq.backend.core.model.actions.metadata.MetaDataInput actionInput = new com.kingsrook.qqq.backend.core.model.actions.metadata.MetaDataInput();
+
+      actionInput.setMiddlewareName(input.getMiddlewareName());
+      actionInput.setMiddlewareVersion(input.getMiddlewareVersion());
+      actionInput.setFrontendName(input.getFrontendName());
+      actionInput.setFrontendVersion(input.getFrontendVersion());
+      actionInput.setApplicationName(input.getApplicationName());
+      actionInput.setApplicationVersion(input.getApplicationVersion());
+
       MetaDataAction metaDataAction = new MetaDataAction();
-      MetaDataOutput metaDataOutput = metaDataAction.execute(new com.kingsrook.qqq.backend.core.model.actions.metadata.MetaDataInput());
+      MetaDataOutput metaDataOutput = metaDataAction.execute(actionInput);
       output.setMetaDataOutput(metaDataOutput);
    }
 
diff --git a/qqq-middleware-javalin/src/main/java/com/kingsrook/qqq/middleware/javalin/executors/io/MetaDataInput.java b/qqq-middleware-javalin/src/main/java/com/kingsrook/qqq/middleware/javalin/executors/io/MetaDataInput.java
index bdec2641..2ec771bd 100644
--- a/qqq-middleware-javalin/src/main/java/com/kingsrook/qqq/middleware/javalin/executors/io/MetaDataInput.java
+++ b/qqq-middleware-javalin/src/main/java/com/kingsrook/qqq/middleware/javalin/executors/io/MetaDataInput.java
@@ -27,5 +27,199 @@ package com.kingsrook.qqq.middleware.javalin.executors.io;
  *******************************************************************************/
 public class MetaDataInput extends AbstractMiddlewareInput
 {
+   private String frontendName;
+   private String frontendVersion;
+
+   private String middlewareName;
+   private String middlewareVersion;
+
+   private String applicationName;
+   private String applicationVersion;
+
+
+
+   /*******************************************************************************
+    ** Getter for frontendName
+    *******************************************************************************/
+   public String getFrontendName()
+   {
+      return (this.frontendName);
+   }
+
+
+
+   /*******************************************************************************
+    ** Setter for frontendName
+    *******************************************************************************/
+   public void setFrontendName(String frontendName)
+   {
+      this.frontendName = frontendName;
+   }
+
+
+
+   /*******************************************************************************
+    ** Fluent setter for frontendName
+    *******************************************************************************/
+   public MetaDataInput withFrontendName(String frontendName)
+   {
+      this.frontendName = frontendName;
+      return (this);
+   }
+
+
+
+   /*******************************************************************************
+    ** Getter for frontendVersion
+    *******************************************************************************/
+   public String getFrontendVersion()
+   {
+      return (this.frontendVersion);
+   }
+
+
+
+   /*******************************************************************************
+    ** Setter for frontendVersion
+    *******************************************************************************/
+   public void setFrontendVersion(String frontendVersion)
+   {
+      this.frontendVersion = frontendVersion;
+   }
+
+
+
+   /*******************************************************************************
+    ** Fluent setter for frontendVersion
+    *******************************************************************************/
+   public MetaDataInput withFrontendVersion(String frontendVersion)
+   {
+      this.frontendVersion = frontendVersion;
+      return (this);
+   }
+
+
+
+   /*******************************************************************************
+    ** Getter for middlewareName
+    *******************************************************************************/
+   public String getMiddlewareName()
+   {
+      return (this.middlewareName);
+   }
+
+
+
+   /*******************************************************************************
+    ** Setter for middlewareName
+    *******************************************************************************/
+   public void setMiddlewareName(String middlewareName)
+   {
+      this.middlewareName = middlewareName;
+   }
+
+
+
+   /*******************************************************************************
+    ** Fluent setter for middlewareName
+    *******************************************************************************/
+   public MetaDataInput withMiddlewareName(String middlewareName)
+   {
+      this.middlewareName = middlewareName;
+      return (this);
+   }
+
+
+
+   /*******************************************************************************
+    ** Getter for middlewareVersion
+    *******************************************************************************/
+   public String getMiddlewareVersion()
+   {
+      return (this.middlewareVersion);
+   }
+
+
+
+   /*******************************************************************************
+    ** Setter for middlewareVersion
+    *******************************************************************************/
+   public void setMiddlewareVersion(String middlewareVersion)
+   {
+      this.middlewareVersion = middlewareVersion;
+   }
+
+
+
+   /*******************************************************************************
+    ** Fluent setter for middlewareVersion
+    *******************************************************************************/
+   public MetaDataInput withMiddlewareVersion(String middlewareVersion)
+   {
+      this.middlewareVersion = middlewareVersion;
+      return (this);
+   }
+
+
+
+   /*******************************************************************************
+    ** Getter for applicationName
+    *******************************************************************************/
+   public String getApplicationName()
+   {
+      return (this.applicationName);
+   }
+
+
+
+   /*******************************************************************************
+    ** Setter for applicationName
+    *******************************************************************************/
+   public void setApplicationName(String applicationName)
+   {
+      this.applicationName = applicationName;
+   }
+
+
+
+   /*******************************************************************************
+    ** Fluent setter for applicationName
+    *******************************************************************************/
+   public MetaDataInput withApplicationName(String applicationName)
+   {
+      this.applicationName = applicationName;
+      return (this);
+   }
+
+
+
+   /*******************************************************************************
+    ** Getter for applicationVersion
+    *******************************************************************************/
+   public String getApplicationVersion()
+   {
+      return (this.applicationVersion);
+   }
+
+
+
+   /*******************************************************************************
+    ** Setter for applicationVersion
+    *******************************************************************************/
+   public void setApplicationVersion(String applicationVersion)
+   {
+      this.applicationVersion = applicationVersion;
+   }
+
+
+
+   /*******************************************************************************
+    ** Fluent setter for applicationVersion
+    *******************************************************************************/
+   public MetaDataInput withApplicationVersion(String applicationVersion)
+   {
+      this.applicationVersion = applicationVersion;
+      return (this);
+   }
 
 }
diff --git a/qqq-middleware-javalin/src/main/java/com/kingsrook/qqq/middleware/javalin/specs/v1/MetaDataSpecV1.java b/qqq-middleware-javalin/src/main/java/com/kingsrook/qqq/middleware/javalin/specs/v1/MetaDataSpecV1.java
index 2191bbfe..60d2d0a6 100644
--- a/qqq-middleware-javalin/src/main/java/com/kingsrook/qqq/middleware/javalin/specs/v1/MetaDataSpecV1.java
+++ b/qqq-middleware-javalin/src/main/java/com/kingsrook/qqq/middleware/javalin/specs/v1/MetaDataSpecV1.java
@@ -23,6 +23,7 @@ package com.kingsrook.qqq.middleware.javalin.specs.v1;
 
 
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 import com.kingsrook.qqq.backend.core.actions.metadata.MetaDataAction;
 import com.kingsrook.qqq.backend.core.context.CapturedContext;
@@ -54,7 +55,10 @@ import com.kingsrook.qqq.middleware.javalin.specs.v1.responses.MetaDataResponseV
 import com.kingsrook.qqq.middleware.javalin.specs.v1.utils.TagsV1;
 import com.kingsrook.qqq.openapi.model.Example;
 import com.kingsrook.qqq.openapi.model.HttpMethod;
+import com.kingsrook.qqq.openapi.model.In;
+import com.kingsrook.qqq.openapi.model.Parameter;
 import com.kingsrook.qqq.openapi.model.Schema;
+import com.kingsrook.qqq.openapi.model.Type;
 import io.javalin.http.Context;
 
 
@@ -94,6 +98,52 @@ public class MetaDataSpecV1 extends AbstractEndpointSpec<MetaDataInput, MetaData
 
 
 
+   /***************************************************************************
+    **
+    ***************************************************************************/
+   @Override
+   public List<Parameter> defineRequestParameters()
+   {
+      return List.of(
+
+         new Parameter()
+            .withName("frontendName")
+            .withDescription("""
+               Name of the frontend requesting the meta-data.
+               Generally a QQQ frontend library, unless a custom application frontend has been built.""")
+            .withIn(In.QUERY)
+            .withSchema(new Schema().withType(Type.STRING))
+            .withExample("qqq-frontend-material-dashboard"),
+
+         new Parameter()
+            .withName("frontendVersion")
+            .withDescription("Version of the frontend requesting the meta-data.")
+            .withIn(In.QUERY)
+            .withSchema(new Schema().withType(Type.STRING))
+            .withExample("0.23.0"),
+
+         new Parameter()
+            .withName("applicationName")
+            .withDescription("""
+               Name of the application requesting the meta-data.  e.g., an instance of a specific frontend
+               (i.e., an application might be deployed with 2 different qqq-frontend-material-dashboard frontends, 
+               in which case this attribute allows differentiation between them).""")
+            .withIn(In.QUERY)
+            .withSchema(new Schema().withType(Type.STRING))
+            .withExample("my-admin-web-app"),
+
+         new Parameter()
+            .withName("applicationVersion")
+            .withDescription("Version of the application requesting the meta-data.")
+            .withIn(In.QUERY)
+            .withSchema(new Schema().withType(Type.STRING))
+            .withExample("20241021")
+
+      );
+   }
+
+
+
    /***************************************************************************
     **
     ***************************************************************************/
@@ -101,6 +151,16 @@ public class MetaDataSpecV1 extends AbstractEndpointSpec<MetaDataInput, MetaData
    public MetaDataInput buildInput(Context context) throws Exception
    {
       MetaDataInput input = new MetaDataInput();
+
+      input.setMiddlewareName("qqq-middleware-javalin");
+      input.setMiddlewareVersion("v1");
+
+      input.setFrontendName(getRequestParam(context, "frontendName"));
+      input.setFrontendVersion(getRequestParam(context, "frontendVersion"));
+
+      input.setApplicationName(getRequestParam(context, "applicationName"));
+      input.setApplicationVersion(getRequestParam(context, "applicationVersion"));
+
       return (input);
    }