diff --git a/apps/web/src/components/GitActionsControl.logic.test.ts b/apps/web/src/components/GitActionsControl.logic.test.ts
index 0e1583e1bd6db0deefb2ae2e2ceafd25ffd9a68d..42ab3ebca88c34871b76d16dcbdf78726c19476f 100644
--- a/apps/web/src/components/GitActionsControl.logic.test.ts
+++ b/apps/web/src/components/GitActionsControl.logic.test.ts
@@ -4,6 +4,7 @@ import {
   buildMenuItems,
   requiresDefaultBranchConfirmation,
   resolveQuickAction,
+  summarizeGitResult,
 } from "./GitActionsControl.logic";
 
 function status(overrides: Partial<GitStatusResult> = {}): GitStatusResult {
@@ -577,3 +578,93 @@ describe("requiresDefaultBranchConfirmation", () => {
     assert.isFalse(requiresDefaultBranchConfirmation("commit_push", false));
   });
 });
+
+describe("summarizeGitResult", () => {
+  it("returns commit-focused toast for commit action", () => {
+    const result = summarizeGitResult({
+      action: "commit",
+      commit: {
+        status: "created",
+        commitSha: "0123456789abcdef",
+        subject: "feat: add optimistic UI for git action button",
+      },
+      push: { status: "skipped_not_requested" },
+      pr: { status: "skipped_not_requested" },
+    });
+
+    assert.deepEqual(result, {
+      title: "Committed 0123456",
+      description: "feat: add optimistic UI for git action button",
+    });
+  });
+
+  it("returns push-focused toast for push action", () => {
+    const result = summarizeGitResult({
+      action: "commit_push",
+      commit: {
+        status: "created",
+        commitSha: "abcdef0123456789",
+        subject: "fix: tighten quick action tooltip hover handling",
+      },
+      push: {
+        status: "pushed",
+        branch: "foo",
+        upstreamBranch: "origin/foo",
+      },
+      pr: { status: "skipped_not_requested" },
+    });
+
+    assert.deepEqual(result, {
+      title: "Pushed abcdef0 to foo",
+      description: "fix: tighten quick action tooltip hover handling",
+    });
+  });
+
+  it("returns PR-focused toast for created PR action", () => {
+    const result = summarizeGitResult({
+      action: "commit_push_pr",
+      commit: {
+        status: "created",
+        commitSha: "89abcdef01234567",
+        subject: "feat: ship github shortcuts",
+      },
+      push: {
+        status: "pushed",
+        branch: "foo",
+      },
+      pr: {
+        status: "created",
+        number: 42,
+        title: "feat: ship github shortcuts and improve PR CTA in success toast",
+      },
+    });
+
+    assert.deepEqual(result, {
+      title: "Created PR #42",
+      description: "feat: ship github shortcuts and improve PR CTA in success toast",
+    });
+  });
+
+  it("truncates long description text", () => {
+    const result = summarizeGitResult({
+      action: "commit_push_pr",
+      commit: {
+        status: "created",
+        commitSha: "89abcdef01234567",
+        subject: "short subject",
+      },
+      push: { status: "pushed", branch: "foo" },
+      pr: {
+        status: "created",
+        number: 99,
+        title:
+          "feat: this title is intentionally extremely long so we can validate that toast descriptions are truncated with an ellipsis suffix",
+      },
+    });
+
+    assert.deepEqual(result, {
+      title: "Created PR #99",
+      description: "feat: this title is intentionally extremely long so we can validate t...",
+    });
+  });
+});
diff --git a/apps/web/src/components/GitActionsControl.logic.ts b/apps/web/src/components/GitActionsControl.logic.ts
index 1801ef43bdf71b76ba485f1a6d8a7daca13a62db..3debfc121b03bbcd2727d7517943781776ce9283 100644
--- a/apps/web/src/components/GitActionsControl.logic.ts
+++ b/apps/web/src/components/GitActionsControl.logic.ts
@@ -21,28 +21,51 @@ export interface GitQuickAction {
   hint?: string;
 }
 
-export function describeGitResult(result: GitRunStackedActionResult): string {
-  const parts: string[] = [];
+const SHORT_SHA_LENGTH = 7;
+const TOAST_DESCRIPTION_MAX = 72;
 
-  if (result.commit.status === "created") {
-    parts.push(result.commit.subject ?? "Committed changes");
+function shortenSha(sha: string | undefined): string | null {
+  if (!sha) return null;
+  return sha.slice(0, SHORT_SHA_LENGTH);
+}
+
+function truncateText(value: string | undefined, maxLength = TOAST_DESCRIPTION_MAX): string | undefined {
+  if (!value) return undefined;
+  if (value.length <= maxLength) return value;
+  if (maxLength <= 3) return "...".slice(0, maxLength);
+  return `${value.slice(0, Math.max(0, maxLength - 3)).trimEnd()}...`;
+}
+
+export function summarizeGitResult(
+  result: GitRunStackedActionResult,
+): { title: string; description?: string } {
+  const withDescription = (title: string, description: string | undefined) =>
+    description ? { title, description } : { title };
+
+  if (result.pr.status === "created" || result.pr.status === "opened_existing") {
+    const prNumber = result.pr.number ? ` #${result.pr.number}` : "";
+    const title = `${result.pr.status === "created" ? "Created PR" : "Opened PR"}${prNumber}`;
+    return withDescription(title, truncateText(result.pr.title));
   }
 
   if (result.push.status === "pushed") {
-    parts.push(
-      result.push.upstreamBranch
-        ? `Pushed to ${result.push.upstreamBranch}`
-        : "Pushed",
+    const shortSha = shortenSha(result.commit.commitSha);
+    const branch = result.push.branch ?? result.push.upstreamBranch;
+    const pushedCommitPart = shortSha ? ` ${shortSha}` : "";
+    const branchPart = branch ? ` to ${branch}` : "";
+    return withDescription(
+      `Pushed${pushedCommitPart}${branchPart}`,
+      truncateText(result.commit.subject),
     );
   }
 
-  if (result.pr.status === "created") {
-    parts.push(result.pr.number ? `Created PR #${result.pr.number}` : "Created PR");
-  } else if (result.pr.status === "opened_existing") {
-    parts.push(result.pr.number ? `PR #${result.pr.number}` : "Opened existing PR");
+  if (result.commit.status === "created") {
+    const shortSha = shortenSha(result.commit.commitSha);
+    const title = shortSha ? `Committed ${shortSha}` : "Committed changes";
+    return withDescription(title, truncateText(result.commit.subject));
   }
 
-  return parts.join(" · ") || "No changes needed.";
+  return { title: "Done" };
 }
 
 export function buildMenuItems(
diff --git a/apps/web/src/components/GitActionsControl.tsx b/apps/web/src/components/GitActionsControl.tsx
index 8d0e19658e60d4f7ebafaef07140ea85a53265b7..639053b3f064c0832ed48febc1f134a998774348 100644
--- a/apps/web/src/components/GitActionsControl.tsx
+++ b/apps/web/src/components/GitActionsControl.tsx
@@ -13,9 +13,9 @@ import {
   type GitActionMenuItem,
   type GitDialogAction,
   type GitQuickAction,
-  describeGitResult,
   requiresDefaultBranchConfirmation,
   resolveQuickAction,
+  summarizeGitResult,
 } from "./GitActionsControl.logic";
 import { Badge } from "~/components/ui/badge";
 import { Button } from "~/components/ui/button";
@@ -282,6 +282,7 @@ export default function GitActionsControl({ api, gitCwd }: GitActionsControlProp
       try {
         const result = await promise;
         stopProgressUpdates();
+        const resultToast = summarizeGitResult(result);
 
         const prUrl = result.pr.url ?? gitStatus?.openPr?.url;
         const shouldOfferPushCta = action === "commit" && result.commit.status === "created";
@@ -292,8 +293,8 @@ export default function GitActionsControl({ api, gitCwd }: GitActionsControlProp
 
         toastManager.update(progressToastId, {
           type: "success",
-          title: "Done",
-          description: describeGitResult(result),
+          title: resultToast.title,
+          description: resultToast.description,
           timeout: 10_000,
           ...(shouldOfferPushCta
             ? {