diff --git a/core/src/main/java/hudson/model/ParametersAction.java b/core/src/main/java/hudson/model/ParametersAction.java
index 9491510743..e262909e47 100644
--- a/core/src/main/java/hudson/model/ParametersAction.java
+++ b/core/src/main/java/hudson/model/ParametersAction.java
@@ -48,6 +48,7 @@ import java.util.TreeSet;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 import jenkins.model.RunAction2;
+import jenkins.model.experimentalflags.NewBuildPageUserExperimentalFlag;
 import jenkins.util.SystemProperties;
 import org.kohsuke.accmod.Restricted;
 import org.kohsuke.accmod.restrictions.NoExternalUse;
@@ -208,6 +209,12 @@ public class ParametersAction implements RunAction2, Iterable<ParameterValue>, Q
 
     @Override
     public String getIconFileName() {
+        Boolean newBuildPageEnabled = new NewBuildPageUserExperimentalFlag().getFlagValue();
+
+        if (newBuildPageEnabled) {
+            return null;
+        }
+
         return "symbol-parameters";
     }
 
diff --git a/core/src/main/java/jenkins/model/ParameterizedJobMixIn.java b/core/src/main/java/jenkins/model/ParameterizedJobMixIn.java
index 98a12424bd..ea3b099d0c 100644
--- a/core/src/main/java/jenkins/model/ParameterizedJobMixIn.java
+++ b/core/src/main/java/jenkins/model/ParameterizedJobMixIn.java
@@ -29,6 +29,8 @@ import static jakarta.servlet.http.HttpServletResponse.SC_CONFLICT;
 import static jakarta.servlet.http.HttpServletResponse.SC_CREATED;
 
 import edu.umd.cs.findbugs.annotations.CheckForNull;
+import edu.umd.cs.findbugs.annotations.NonNull;
+import hudson.Extension;
 import hudson.Util;
 import hudson.cli.declarative.CLIMethod;
 import hudson.cli.declarative.CLIResolver;
@@ -60,6 +62,9 @@ import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
 import java.util.concurrent.TimeUnit;
+import jenkins.model.details.Detail;
+import jenkins.model.details.DetailFactory;
+import jenkins.model.details.ParameterizedDetail;
 import jenkins.model.lazy.LazyBuildMixIn;
 import jenkins.security.stapler.StaplerNotDispatchable;
 import jenkins.triggers.SCMTriggerItem;
@@ -561,6 +566,25 @@ public abstract class ParameterizedJobMixIn<JobT extends Job<JobT, RunT> & Param
             return !isDisabled() && !((Job) this).isHoldOffBuildUntilSave();
         }
 
+        @Extension
+        final class ParameterizedDetailFactory extends DetailFactory<Run> {
+
+            @Override
+            public Class<Run> type() {
+                return Run.class;
+            }
+
+            @NonNull
+            @Override public List<? extends Detail> createFor(@NonNull Run target) {
+                var action = target.getAction(ParametersAction.class);
+
+                if (action == null || action.getParameters().isEmpty()) {
+                    return List.of();
+                }
+
+                return List.of(new ParameterizedDetail(target));
+            }
+        }
     }
 
 }
diff --git a/core/src/main/java/jenkins/model/details/ParameterizedDetail.java b/core/src/main/java/jenkins/model/details/ParameterizedDetail.java
new file mode 100644
index 0000000000..173f9ba9b6
--- /dev/null
+++ b/core/src/main/java/jenkins/model/details/ParameterizedDetail.java
@@ -0,0 +1,27 @@
+package jenkins.model.details;
+
+import edu.umd.cs.findbugs.annotations.Nullable;
+import hudson.model.ParametersAction;
+import hudson.model.Run;
+
+/**
+ * Displays if a run has parameters
+ */
+public class ParameterizedDetail extends Detail {
+
+    public final ParametersAction action;
+
+    public ParameterizedDetail(Run<?, ?> run) {
+        super(run);
+        this.action = getObject().getAction(ParametersAction.class);
+    }
+
+    public @Nullable String getIconClassName() {
+        return "symbol-parameters";
+    }
+
+    @Override
+    public @Nullable String getDisplayName() {
+        return action.getDisplayName();
+    }
+}
diff --git a/core/src/main/resources/hudson/model/BooleanParameterValue/value.jelly b/core/src/main/resources/hudson/model/BooleanParameterValue/value.jelly
index 3d249ff3ab..137dd7b134 100644
--- a/core/src/main/resources/hudson/model/BooleanParameterValue/value.jelly
+++ b/core/src/main/resources/hudson/model/BooleanParameterValue/value.jelly
@@ -27,8 +27,8 @@ THE SOFTWARE.
 	xmlns:l="/lib/layout" xmlns:t="/lib/hudson" xmlns:f="/lib/form"
 	xmlns:i="jelly:fmt" xmlns:p="/lib/hudson/project">
     <j:set var="escapeEntryTitleAndDescription" value="false"/>
-    <f:entry description="${it.formattedDescription}">
-      <j:set var="readOnlyMode" value="true"/>
-      <f:checkbox title="${h.escape(it.name)}" name="value" checked="${it.value}"/>
-    </f:entry>
+    <j:set var="readOnlyMode" value="true"/>
+    <div>
+      <f:checkbox title="${h.escape(it.name)}" name="value" checked="${it.value}" description="${it.formattedDescription}" />
+    </div>
 </j:jelly>
diff --git a/core/src/main/resources/hudson/model/StringParameterValue/value.jelly b/core/src/main/resources/hudson/model/StringParameterValue/value.jelly
index 7c5328f667..eeed9e762e 100644
--- a/core/src/main/resources/hudson/model/StringParameterValue/value.jelly
+++ b/core/src/main/resources/hudson/model/StringParameterValue/value.jelly
@@ -28,7 +28,9 @@ THE SOFTWARE.
          xmlns:i="jelly:fmt" xmlns:p="/lib/hudson/project">
   <j:set var="escapeEntryTitleAndDescription" value="false"/>
   <f:entry title="${h.escape(it.name)}" description="${it.formattedDescription}">
-    <j:set var="readOnlyMode" value="true"/>
-    <f:textbox name="value" value="${it.value}"/>
+    <div class="jenkins-quote jenkins-quote--full-width jenkins-quote--monospace" id="example">
+      ${it.value}
+      <l:copyButton text="${it.value}" iconOnly="true" />
+    </div>
   </f:entry>
 </j:jelly>
\ No newline at end of file
diff --git a/core/src/main/resources/jenkins/model/details/ParameterizedDetail/detail.jelly b/core/src/main/resources/jenkins/model/details/ParameterizedDetail/detail.jelly
new file mode 100644
index 0000000000..aacf793548
--- /dev/null
+++ b/core/src/main/resources/jenkins/model/details/ParameterizedDetail/detail.jelly
@@ -0,0 +1,52 @@
+<!--
+The MIT License
+
+Copyright (c) 2025 Jan Faracik
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+-->
+
+<?jelly escape-by-default='true'?>
+<j:jelly xmlns:j="jelly:core" xmlns:st="jelly:stapler" xmlns:l="/lib/layout">
+  <l:dialog title="${it.displayName}">
+    <div class="app-parameters-dialog">
+      <j:invokeStatic var="currentThread" className="java.lang.Thread" method="currentThread" />
+      <j:invoke var="buildClass" on="${currentThread.contextClassLoader}" method="loadClass">
+        <j:arg value="hudson.model.Run" />
+      </j:invoke>
+      <j:set var="build" value="${request2.findAncestorObject(buildClass)}" />
+      <j:set var="escapeEntryTitleAndDescription" value="true" /> <!-- SECURITY-353 defense unless overridden -->
+      <j:set var="readOnlyMode" value="true"/>
+      <j:forEach var="parameterValue" items="${it.action.parameters}">
+        <st:include it="${parameterValue}" page="value.jelly" />
+      </j:forEach>
+    </div>
+  </l:dialog>
+
+  <button class="jenkins-details__item"
+          data-type="dialog-opener"
+          data-dialog-id="${dialogId}">
+    <div class="jenkins-details__item__icon">
+      <l:icon src="${it.iconClassName}" />
+    </div>
+    <span>
+      ${it.displayName}
+    </span>
+  </button>
+</j:jelly>
diff --git a/core/src/main/resources/lib/layout/dialog.jelly b/core/src/main/resources/lib/layout/dialog.jelly
new file mode 100644
index 0000000000..b1656e9ac1
--- /dev/null
+++ b/core/src/main/resources/lib/layout/dialog.jelly
@@ -0,0 +1,44 @@
+<!--
+The MIT License
+
+Copyright (c) 2025 Jan Faracik
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+-->
+<?jelly escape-by-default='true'?>
+<j:jelly xmlns:j="jelly:core" xmlns:st="jelly:stapler" xmlns:d="jelly:define" xmlns:l="/lib/layout">
+  <st:documentation>
+    <st:attribute name="title" use="required">
+      The title for the dialog.
+    </st:attribute>
+
+    A lazy-loaded dialog. Set 'data-type="dialog-opener"' and 'data-dialog-id="${dialogId}"'
+    on your button to open the dialog.
+  </st:documentation>
+
+  <j:set var="dialogId" value="${h.generateId()}" scope="parent" />
+
+  <l:renderOnDemand clazz="${dialogId}-template" tag="template" capture="it,dialogId">
+    <l:ajax>
+      <template id="${dialogId}-template" data-title="${attrs.title}">
+        <d:invokeBody />
+      </template>
+    </l:ajax>
+  </l:renderOnDemand>
+</j:jelly>
diff --git a/src/main/js/components/dialogs/index.js b/src/main/js/components/dialogs/index.js
index 65907fd3f3..f5b771910b 100644
--- a/src/main/js/components/dialogs/index.js
+++ b/src/main/js/components/dialogs/index.js
@@ -292,6 +292,36 @@ function init() {
       return dialog.show();
     },
   };
+
+  behaviorShim.specify(
+    "[data-type='dialog-opener']",
+    "-dialog-",
+    1000,
+    (element) => {
+      element.addEventListener("click", () => {
+        const templateId = element.dataset.dialogId + "-template";
+
+        function render() {
+          const template = document.querySelector("#" + templateId);
+          const title = template.dataset.title;
+          const content = template.content.firstElementChild.cloneNode(true);
+
+          behaviorShim.applySubtree(content, false);
+          dialog.modal(content, {
+            maxWidth: "550px",
+            title: title,
+          });
+        }
+
+        if (document.querySelector("#" + templateId)) {
+          render();
+          return;
+        }
+
+        renderOnDemand(document.querySelector("." + templateId), render);
+      });
+    },
+  );
 }
 
 export default { init };
diff --git a/src/main/scss/components/_details.scss b/src/main/scss/components/_details.scss
index 7099c4c210..38f707bcd3 100644
--- a/src/main/scss/components/_details.scss
+++ b/src/main/scss/components/_details.scss
@@ -1,16 +1,33 @@
+@use "../abstracts/mixins";
+
 $icon-size: 1.125rem;
 
 .jenkins-details {
   display: flex;
-  gap: 0.75rem 1.25rem;
+  align-items: center;
+  gap: 0.625rem 1.25rem;
   flex-wrap: wrap;
 
+  button.jenkins-details__item,
+  a.jenkins-details__item {
+    @include mixins.item($border: false);
+
+    &::before,
+    &::after {
+      inset: 0 -0.5rem;
+      pointer-events: all;
+    }
+  }
+
   &__item {
-    display: grid;
-    grid-template-columns: auto 1fr;
+    display: flex;
+    align-items: center;
+    justify-content: center;
     gap: 0.5rem;
     font-weight: normal;
-    color: var(--text-color-secondary);
+    color: var(--text-color-secondary) !important;
+    padding: 0;
+    min-height: 2rem;
 
     &__icon {
       display: flex;
@@ -18,7 +35,7 @@ $icon-size: 1.125rem;
       justify-content: center;
       align-self: start;
       width: $icon-size;
-      height: 1lh;
+      height: 2rem;
 
       svg {
         width: $icon-size;
@@ -34,5 +51,6 @@ $icon-size: 1.125rem;
   &__separator {
     color: var(--text-color-secondary);
     opacity: 0.5;
+    margin-inline: -0.5rem;
   }
 }
diff --git a/src/main/scss/components/_dialogs.scss b/src/main/scss/components/_dialogs.scss
index ceea1f6cf5..e9cd78c50b 100644
--- a/src/main/scss/components/_dialogs.scss
+++ b/src/main/scss/components/_dialogs.scss
@@ -1,5 +1,4 @@
-$jenkins-dialog-padding: 1.5rem;
-$jenkins-dialog-font-size: 0.9375rem;
+$jenkins-dialog-padding: 1.25rem;
 
 .jenkins-dialog {
   border-radius: 1rem;
@@ -25,12 +24,13 @@ $jenkins-dialog-font-size: 0.9375rem;
   }
 
   &__title {
-    font-size: 1.125rem;
+    font-size: 1rem;
     font-weight: var(--font-bold-weight);
     padding: 0 $jenkins-dialog-padding;
     color: var(--text-color);
     overflow-wrap: anywhere;
     text-box: cap alphabetic;
+    margin-top: 0.5625rem;
   }
 
   &__contents {
@@ -38,7 +38,6 @@ $jenkins-dialog-font-size: 0.9375rem;
     overflow-wrap: break-word;
     padding: 0 $jenkins-dialog-padding;
     max-height: 75vh;
-    font-size: $jenkins-dialog-font-size;
     color: var(--text-color-secondary);
 
     &--modal {
@@ -72,7 +71,7 @@ $jenkins-dialog-font-size: 0.9375rem;
   }
 
   &__subtitle {
-    font-size: 1rem;
+    font-size: var(--font-size-sm);
     font-weight: var(--font-bold-weight);
     color: var(--text-color-secondary);
     padding: 0;
@@ -81,10 +80,11 @@ $jenkins-dialog-font-size: 0.9375rem;
 
   &__close-button {
     position: absolute;
-    top: $jenkins-dialog-padding - 0.5rem;
-    right: $jenkins-dialog-padding - 0.5rem;
-    aspect-ratio: 1;
+    top: $jenkins-dialog-padding;
+    right: $jenkins-dialog-padding;
     padding: 0;
+    width: 2rem;
+    min-height: 2rem;
     border-radius: 100%;
   }
 
diff --git a/src/main/scss/form/_layout.scss b/src/main/scss/form/_layout.scss
index ba557f6db5..5e56c13bcd 100644
--- a/src/main/scss/form/_layout.scss
+++ b/src/main/scss/form/_layout.scss
@@ -87,8 +87,19 @@
     border-radius: calc(var(--form-input-border-radius) - 0.25rem);
   }
 
+  &--full-width {
+    display: grid;
+    grid-template-columns: 1fr auto;
+  }
+
   &--monospace {
     font-family: var(--font-family-mono);
+
+    // Copy buttons' tooltips inherit font-family from the parent element,
+    // so override it
+    span {
+      font-family: var(--font-family-sans);
+    }
   }
 }
 
diff --git a/src/main/scss/pages/_build.scss b/src/main/scss/pages/_build.scss
index aca38ec5fb..dd6ba3a6a3 100644
--- a/src/main/scss/pages/_build.scss
+++ b/src/main/scss/pages/_build.scss
@@ -1,4 +1,5 @@
 @use "../base/breakpoints";
+@use "../components/dialogs";
 
 .build-caption-progress-container {
   display: flex;
@@ -107,3 +108,13 @@
     font-size: var(--font-size-sm);
   }
 }
+
+.app-parameters-dialog {
+  display: flex;
+  flex-direction: column;
+  gap: dialogs.$jenkins-dialog-padding;
+
+  & > * {
+    margin-bottom: 0;
+  }
+}