diff --git a/webui/src/web-components/sketch-tool-card-bash.ts b/webui/src/web-components/sketch-tool-card-bash.ts
new file mode 100644
index 0000000..75e65d9
--- /dev/null
+++ b/webui/src/web-components/sketch-tool-card-bash.ts
@@ -0,0 +1,119 @@
+import { LitElement, css, html } from "lit";
+import { customElement, property } from "lit/decorators.js";
+import { ToolCall } from "../types";
+
+// Common styles shared across all tool cards
+export const commonStyles = css`
+  pre {
+    background: rgb(236, 236, 236);
+    color: black;
+    padding: 0.5em;
+    border-radius: 4px;
+    white-space: pre-wrap;
+    word-break: break-word;
+    max-width: 100%;
+    width: 100%;
+    box-sizing: border-box;
+    overflow-wrap: break-word;
+  }
+  .summary-text {
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+    max-width: 100%;
+    font-family: monospace;
+  }
+`;
+
+@customElement("sketch-tool-card-bash")
+export class SketchToolCardBash extends LitElement {
+  @property() toolCall: ToolCall;
+  @property() open: boolean;
+
+  static styles = [
+    commonStyles,
+    css`
+      .input {
+        display: flex;
+        width: 100%;
+        flex-direction: column;
+      }
+      .input pre {
+        width: 100%;
+        margin-bottom: 0;
+        border-radius: 4px 4px 0 0;
+        box-sizing: border-box;
+      }
+      .result pre {
+        margin-top: 0;
+        color: #555;
+        border-radius: 0 0 4px 4px;
+        width: 100%;
+        box-sizing: border-box;
+      }
+      .result pre.scrollable-on-hover {
+        max-height: 300px;
+        overflow-y: auto;
+      }
+      .tool-call-result-container {
+        width: 100%;
+        position: relative;
+      }
+      .background-badge {
+        display: inline-block;
+        background-color: #6200ea;
+        color: white;
+        font-size: 10px;
+        font-weight: bold;
+        padding: 2px 6px;
+        border-radius: 10px;
+        margin-left: 8px;
+        vertical-align: middle;
+      }
+      .command-wrapper {
+        display: inline-block;
+        max-width: 100%;
+        overflow: hidden;
+        text-overflow: ellipsis;
+        white-space: nowrap;
+      }
+    `,
+  ];
+
+  render() {
+    const inputData = JSON.parse(this.toolCall?.input || "{}");
+    const isBackground = inputData?.background === true;
+    const backgroundIcon = isBackground ? "🔄 " : "";
+
+    return html` <sketch-tool-card
+      .open=${this.open}
+      .toolCall=${this.toolCall}
+    >
+      <span slot="summary" class="summary-text">
+        <div class="command-wrapper">
+          ${backgroundIcon}${inputData?.command}
+        </div>
+      </span>
+      <div slot="input" class="input">
+        <div class="tool-call-result-container">
+          <pre>${backgroundIcon}${inputData?.command}</pre>
+        </div>
+      </div>
+      ${this.toolCall?.result_message?.tool_result
+        ? html`<div slot="result" class="result">
+            <div class="tool-call-result-container">
+              <pre class="tool-call-result">
+${this.toolCall?.result_message.tool_result}</pre
+              >
+            </div>
+          </div>`
+        : ""}
+    </sketch-tool-card>`;
+  }
+}
+
+declare global {
+  interface HTMLElementTagNameMap {
+    "sketch-tool-card-bash": SketchToolCardBash;
+  }
+}