diff --git a/cli/lsp/completions.rs b/cli/lsp/completions.rs
index 62115985a0638e..50ab2660f04100 100644
--- a/cli/lsp/completions.rs
+++ b/cli/lsp/completions.rs
@@ -24,7 +24,7 @@ const LOCAL_PATHS: &[&str] = &[CURRENT_PATH, PARENT_PATH];
 #[serde(rename_all = "camelCase")]
 pub struct CompletionItemData {
   #[serde(skip_serializing_if = "Option::is_none")]
-  pub docs: Option<String>,
+  pub documentation: Option<String>,
   #[serde(skip_serializing_if = "Option::is_none")]
   pub tsc: Option<tsc::CompletionItemData>,
 }
diff --git a/cli/lsp/language_server.rs b/cli/lsp/language_server.rs
index 526941dcf77351..aa465cf48593e5 100644
--- a/cli/lsp/language_server.rs
+++ b/cli/lsp/language_server.rs
@@ -1778,12 +1778,9 @@ impl Inner {
           );
           params
         }
-      } else if let Some(docs_url) = data.docs {
+      } else if let Some(url) = data.documentation {
         CompletionItem {
-          documentation: self
-            .module_registries
-            .get_documentation(&docs_url)
-            .await,
+          documentation: self.module_registries.get_documentation(&url).await,
           data: None,
           ..params
         }
diff --git a/cli/lsp/registries.rs b/cli/lsp/registries.rs
index a28957689643e3..12819a3bb0656d 100644
--- a/cli/lsp/registries.rs
+++ b/cli/lsp/registries.rs
@@ -147,10 +147,10 @@ fn get_data(
   variable: &Key,
   value: &str,
 ) -> Option<Value> {
-  let url = registry.get_details_url_for_key(variable)?;
+  let url = registry.get_documentation_url_for_key(variable)?;
   get_endpoint(url, base, variable, Some(value))
     .ok()
-    .map(|specifier| json!({ "registry": specifier }))
+    .map(|specifier| json!({ "documentation": specifier }))
 }
 
 /// Convert a single variable templated string into a fully qualified URL which
@@ -317,9 +317,9 @@ fn validate_config(config: &RegistryConfigurationJson) -> Result<(), AnyError> {
 pub(crate) struct RegistryConfigurationVariable {
   /// The name of the variable.
   key: String,
-  /// An optional URL/API endpoint that can provide optional details for a
+  /// An optional URL/API endpoint that can provide optional documentation for a
   /// completion item when requested by the language server.
-  details: Option<String>,
+  documentation: Option<String>,
   /// The URL with variable substitutions of the endpoint that will provide
   /// completions for the variable.
   url: String,
@@ -344,10 +344,10 @@ impl RegistryConfiguration {
     })
   }
 
-  fn get_details_url_for_key(&self, key: &Key) -> Option<&str> {
+  fn get_documentation_url_for_key(&self, key: &Key) -> Option<&str> {
     self.variables.iter().find_map(|v| {
       if key.name == StringOrNumber::String(v.key.clone()) {
-        v.details.as_deref()
+        v.documentation.as_deref()
       } else {
         None
       }
@@ -784,8 +784,7 @@ impl ModuleRegistry {
                             let sort_text = Some(format!("{:0>10}", idx + 1));
                             let preselect =
                               get_preselect(item.clone(), preselect.clone());
-                            let data =
-                              get_data(registry, &specifier, k, &path);
+                            let data = get_data(registry, &specifier, k, &path);
                             completions.insert(
                               item.clone(),
                               lsp::CompletionItem {
@@ -964,12 +963,12 @@ mod tests {
         variables: vec![
           RegistryConfigurationVariable {
             key: "module".to_string(),
-            details: None,
+            documentation: None,
             url: "https://api.deno.land/modules?short".to_string(),
           },
           RegistryConfigurationVariable {
             key: "version".to_string(),
-            details: None,
+            documentation: None,
             url: "https://deno.land/_vsc1/module/${module}".to_string(),
           },
         ],
@@ -984,17 +983,17 @@ mod tests {
         variables: vec![
           RegistryConfigurationVariable {
             key: "module".to_string(),
-            details: None,
+            documentation: None,
             url: "https://api.deno.land/modules?short".to_string(),
           },
           RegistryConfigurationVariable {
             key: "version".to_string(),
-            details: None,
+            documentation: None,
             url: "https://deno.land/_vsc1/module/${module}/${path}".to_string(),
           },
           RegistryConfigurationVariable {
             key: "path".to_string(),
-            details: None,
+            documentation: None,
             url: "https://deno.land/_vsc1/module/${module}/v/${{version}}"
               .to_string(),
           },
@@ -1010,18 +1009,18 @@ mod tests {
         variables: vec![
           RegistryConfigurationVariable {
             key: "module".to_string(),
-            details: None,
+            documentation: None,
             url: "https://api.deno.land/modules?short".to_string(),
           },
           RegistryConfigurationVariable {
             key: "version".to_string(),
-            details: None,
+            documentation: None,
             url: "https://deno.land/_vsc1/module/${module}/v/${{version}}"
               .to_string(),
           },
           RegistryConfigurationVariable {
             key: "path".to_string(),
-            details: None,
+            documentation: None,
             url: "https://deno.land/_vsc1/module/${module}/v/${{version}}"
               .to_string(),
           },
@@ -1037,17 +1036,17 @@ mod tests {
         variables: vec![
           RegistryConfigurationVariable {
             key: "module".to_string(),
-            details: None,
+            documentation: None,
             url: "https://api.deno.land/modules?short".to_string(),
           },
           RegistryConfigurationVariable {
             key: "version".to_string(),
-            details: None,
+            documentation: None,
             url: "https://deno.land/_vsc1/module/${module}".to_string(),
           },
           RegistryConfigurationVariable {
             key: "path".to_string(),
-            details: None,
+            documentation: None,
             url: "https://deno.land/_vsc1/module/${module}/v/${{version}}"
               .to_string(),
           },
diff --git a/cli/schemas/registry-completions.v2.json b/cli/schemas/registry-completions.v2.json
index bc09a066a87cb5..528e3f43b63f50 100644
--- a/cli/schemas/registry-completions.v2.json
+++ b/cli/schemas/registry-completions.v2.json
@@ -67,27 +67,22 @@
             "path"
           ]
         },
-        "details": {
+        "documentation": {
           "type": "string",
-          "description": "An optional \"endpoint\" to call to provide details for specified variable, which can be displayed to the client in the response. This can provide description information about the item.",
+          "description": "An optional \"endpoint\" to call to provide documentation for specified variable, which can be displayed to the client in the response. This can provide description information about the item. The value should contain the variable name in the template. Baseless URLs can be supplied and the host for the configuration file will be used as the base.",
           "examples": [
-            "https://example.com/api/modules/${module}/${{version}}/details/${path}"
-          ]
-        },
-        "parts": {
-          "type": "string",
-          "description": "An optional \"endpoint\" to call to provide incremental results of a complex variable, delimited by a path separator of \"/\".",
-          "examples": [
-            "https://example.com/api/modules/${module}/${{version}}/${path}"
+            "https://example.com/api/documentation/packages/${package}/${{version}}/${path}",
+            "/api/documentation/packages/${package}/${{version}}/${path}"
           ]
         },
         "url": {
           "type": "string",
-          "description": "The \"endpoint\" to call to provide values to complete the specifier. This endpoint should return an array of strings. Parsed values can be substituted using ${key} syntax.",
+          "description": "The \"endpoint\" to call to provide values to complete the specifier. This endpoint should return an array of strings. Parsed values can be substituted using ${key} syntax. In order to support incremental completions, the value should contain the variable name in the template. Baseless URLs can be supplied and the host for the configuration file will be used as the base.",
           "examples": [
             "https://example.com/api/packages",
-            "https://example.com/api/packages/{package}",
-            "https://example.com/api/packages/{package}/${{version}}"
+            "https://example.com/api/packages/${package}",
+            "https://example.com/api/packages/${package}/${{version}}",
+            "/api/packages/${package}/${{version}}/${path}"
           ]
         }
       }