diff --git a/common/src/main/scala/explore/components/Tile.scala b/common/src/main/scala/explore/components/Tile.scala
index 9d1fb310d..8f8fa7ab1 100644
--- a/common/src/main/scala/explore/components/Tile.scala
+++ b/common/src/main/scala/explore/components/Tile.scala
@@ -59,7 +59,7 @@ import lucuma.ui.syntax.all.given
  */
 case class Tile[A](
   id:                Tile.TileId,
-  title:             String,
+  title:             VdomNode,
   initialState:      A = (),
   back:              Option[VdomNode] = None,
   canMinimize:       Boolean = true,
diff --git a/common/src/main/scala/explore/components/ui/ExploreStyles.scala b/common/src/main/scala/explore/components/ui/ExploreStyles.scala
index 25dda8b11..93d64ecbb 100644
--- a/common/src/main/scala/explore/components/ui/ExploreStyles.scala
+++ b/common/src/main/scala/explore/components/ui/ExploreStyles.scala
@@ -224,6 +224,7 @@ object ExploreStyles:
   val ProposalTab: Css             = Css("explore-proposal-tab")
   val ProposalDetailsGrid: Css     = Css("explore-proposal-details-grid")
   val ProposalAbstract: Css        = Css("explore-proposal-abstract")
+  val AbstractTitleTooLong: Css    = Css("explore-abstract-too-long")
   val ProposalSubmissionBar: Css   = Css("explore-proposal-submission-line")
   val ProposalDeadline: Css        = Css("explore-proposal-deadline")
   val ProposalAttachmentsTile: Css = Css("explore-proposal-attachments-tile")
diff --git a/common/src/main/webapp/sass/explore.scss b/common/src/main/webapp/sass/explore.scss
index 4a1e2be45..c074655a0 100644
--- a/common/src/main/webapp/sass/explore.scss
+++ b/common/src/main/webapp/sass/explore.scss
@@ -2014,6 +2014,11 @@ svg.fa-triangle-exclamation.explore-error-icon {
 // ------
 // Proposals and Partner Splits
 // ------
+
+.explore-abstract-too-long {
+  color: var(--error-background-color);
+}
+
 .partner-splits-grid {
   --gap: 0.5em;
 
diff --git a/explore/src/main/scala/explore/proposal/ProposalEditor.scala b/explore/src/main/scala/explore/proposal/ProposalEditor.scala
index 52ec07511..5cc69bb36 100644
--- a/explore/src/main/scala/explore/proposal/ProposalEditor.scala
+++ b/explore/src/main/scala/explore/proposal/ProposalEditor.scala
@@ -5,7 +5,7 @@ package explore.proposal
 
 import cats.data.NonEmptySet
 import cats.effect.IO
-import cats.syntax.option.*
+import cats.syntax.all.*
 import clue.*
 import clue.data.Input
 import clue.data.syntax.*
@@ -69,6 +69,16 @@ case class ProposalEditor(
 object ProposalEditor:
   private type Props = ProposalEditor
 
+  private val BaseWordLimit = 200
+  private val HardWordLimit = 2 * BaseWordLimit
+
+  extension (s: String)
+    inline def wordCount: Int =
+      val trim = s.trim
+      if (trim.isEmpty) 0
+      else
+        trim.split("\\s+", HardWordLimit + 1).length // add a limit to restrict the performance hit
+
   private val component =
     ScalaFnComponent
       .withHooks[Props]
@@ -99,8 +109,14 @@ object ProposalEditor:
       //       setClass >> setType >> setHours >> setPct2
       //     }
       // )
+      .useStateBy((props, _) => props.proposal.get.abstrakt.map(_.value).foldMap(_.wordCount))
+      .useEffectWithDepsBy((props, _, abstractCounter) => props.proposal.get.abstrakt.map(_.value))(
+        (_, _, abstractCounter) =>
+          case Some(t) => abstractCounter.setState(t.wordCount)
+          case None    => abstractCounter.setState(0)
+      )
       .useResizeDetector()
-      .render: (props, ctx, resize) =>
+      .render: (props, ctx, abstractCounter, resize) =>
         import ctx.given
 
         val undoCtx: UndoContext[Proposal] = UndoContext(props.undoStacks, props.proposal)
@@ -118,7 +134,8 @@ object ProposalEditor:
         val abstractAligner: Aligner[Option[NonEmptyString], Input[NonEmptyString]] =
           aligner.zoom(Proposal.abstrakt, ProposalPropertiesInput.`abstract`.modify)
 
-        val abstractView: View[Option[NonEmptyString]] = abstractAligner.view(_.orUnassign)
+        val abstractView: View[Option[NonEmptyString]] = abstractAligner
+          .view(_.orUnassign)
 
         val defaultLayouts = ExploreGridLayouts.sectionLayout(GridLayoutSection.ProposalLayout)
 
@@ -159,15 +176,30 @@ object ProposalEditor:
                 .orEmpty
           )
 
+        val absTitle: VdomNode =
+          if (abstractCounter.value < 1) "Abstract"
+          else if (abstractCounter.value >= HardWordLimit)
+            React.Fragment(
+              "Abstract ",
+              <.span(ExploreStyles.AbstractTitleTooLong, s"($HardWordLimit or more words)")
+            )
+          else if (abstractCounter.value >= BaseWordLimit)
+            React.Fragment(
+              "Abstract ",
+              <.span(ExploreStyles.AbstractTitleTooLong, s"(${abstractCounter.value} words)")
+            )
+          else s"Abstract (${abstractCounter.value} words)"
+
         val abstractTile =
           Tile(
             ProposalTabTileIds.AbstractId.id,
-            "Abstract",
+            absTitle,
             bodyClass = ExploreStyles.ProposalAbstract
           )(_ =>
             FormInputTextAreaView(
               id = "abstract".refined,
-              value = abstractView.as(OptionNonEmptyStringIso)
+              value = abstractView.as(OptionNonEmptyStringIso),
+              onTextChange = t => abstractCounter.setState(t.wordCount).rateLimitMs(1000).void
             )(^.disabled        := props.readonly,
               ^.cls := ExploreStyles.WarningInput.when_(abstractView.get.isEmpty).htmlClass
             )
diff --git a/project/Versions.scala b/project/Versions.scala
index 52264e419..2e09b99bf 100644
--- a/project/Versions.scala
+++ b/project/Versions.scala
@@ -29,7 +29,7 @@ object Versions {
   val lucumaSchemas          = "0.110.1"
   val lucumaOdbSchema        = "0.17.2"
   val lucumaSSO              = "0.7.1"
-  val lucumaUI               = "0.124.7"
+  val lucumaUI               = "0.125.0"
   val monocle                = "3.3.0"
   val mouse                  = "1.3.2"
   val mUnit                  = "1.0.3"