diff --git a/src/index.ts b/src/index.ts
index 883c89a..751c530 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -155,6 +155,18 @@ interface Options {
   isolateWorkers?: boolean
   teardown?: string
   serialization?: SerializationType
+  /**
+   * When `true`, the pool does not surface an `error` event for a worker
+   * that exits while it has no in-flight task. This is useful for pools
+   * that already track worker health via their own channel (e.g. cloud
+   * workerd subprocesses that may segfault during teardown — see
+   * https://github.com/cloudflare/workerd/issues/6763) and do not want
+   * a post-task uncaught exception to fail the whole pool run.
+   *
+   * Defaults to `false` to preserve the historic behavior of surfacing
+   * post-task uncaught exceptions via the pool's `error` event.
+   */
+  allowWorkerIdleExit?: boolean
 }
 
 interface FilledOptions extends Options {
@@ -168,6 +180,7 @@ interface FilledOptions extends Options {
   concurrentTasksPerWorker: number
   useAtomics: boolean
   taskQueue: TaskQueue
+  allowWorkerIdleExit: boolean
 }
 
 const kDefaultOptions: FilledOptions = {
@@ -182,6 +195,7 @@ const kDefaultOptions: FilledOptions = {
   useAtomics: true,
   taskQueue: new ArrayTaskQueue(),
   trackUnmanagedFds: true,
+  allowWorkerIdleExit: false,
 }
 
 interface RunOptions {
@@ -837,7 +851,14 @@ class ThreadPool {
         for (const taskInfo of taskInfos) {
           taskInfo.done(err, null)
         }
-      } else {
+      } else if (!this.options.allowWorkerIdleExit) {
+        // Worker exited while idle (no in-flight task). By default this is
+        // surfaced as a pool-level `error` event so post-task uncaught
+        // exceptions aren't silently swallowed. Pools that track worker
+        // health via their own channel (e.g. cloudflare/vitest-pool-workers
+        // running workerd, which can segfault on shutdown — see
+        // https://github.com/cloudflare/workerd/issues/6763) can opt out
+        // via `allowWorkerIdleExit: true`.
         this.publicInterface.emit('error', err)
       }
     })
diff --git a/test/allow-worker-idle-exit.test.ts b/test/allow-worker-idle-exit.test.ts
new file mode 100644
index 0000000..f156831
--- /dev/null
+++ b/test/allow-worker-idle-exit.test.ts
@@ -0,0 +1,58 @@
+import { dirname, resolve } from 'node:path'
+import { Tinypool } from 'tinypool'
+import { fileURLToPath } from 'node:url'
+
+const __dirname = dirname(fileURLToPath(import.meta.url))
+
+test('uncaught exception after task yields error event (default)', async () => {
+  const pool = new Tinypool({
+    filename: resolve(__dirname, 'fixtures/eval.js'),
+    maxThreads: 1,
+    useAtomics: false,
+  })
+
+  let errorEmitted: Error | undefined
+  pool.on('error', (err) => {
+    errorEmitted = err as Error
+  })
+
+  const taskResult = pool.run(`
+    setTimeout(() => { throw new Error("not_caught") }, 200);
+    42
+  `)
+  expect(await taskResult).toBe(42)
+
+  // Wait long enough for the async throw + worker exit to propagate.
+  await new Promise((r) => setTimeout(r, 600))
+
+  expect(errorEmitted?.message).toEqual('not_caught')
+
+  await pool.destroy()
+})
+
+test('uncaught exception after task does NOT yield error event when allowWorkerIdleExit is true', async () => {
+  const pool = new Tinypool({
+    filename: resolve(__dirname, 'fixtures/eval.js'),
+    maxThreads: 1,
+    useAtomics: false,
+    allowWorkerIdleExit: true,
+  })
+
+  const errors: unknown[] = []
+  pool.on('error', (err) => {
+    errors.push(err)
+  })
+
+  const taskResult = pool.run(`
+    setTimeout(() => { throw new Error("ignored_when_idle") }, 200);
+    42
+  `)
+  expect(await taskResult).toBe(42)
+
+  // Wait long enough for the async throw + worker exit to propagate.
+  await new Promise((r) => setTimeout(r, 600))
+
+  expect(errors).toEqual([])
+
+  await pool.destroy()
+})
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