diff --git a/packages/server/.env.example b/packages/server/.env.example
index ba031a16b5..55a2bded69 100644
--- a/packages/server/.env.example
+++ b/packages/server/.env.example
@@ -11,9 +11,10 @@ OPENAI_TTS_BASE_URL=
 
 # TTS Configuration (optional - defaults shown)
 TTS_VOICE=alloy
-# Available voices: alloy, echo, fable, onyx, nova, shimmer
+# Any voice the server knows: OpenAI ships alloy, echo, fable, onyx, nova, shimmer
 TTS_MODEL=tts-1
-# Available models: tts-1 (faster), tts-1-hd (higher quality)
+# OpenAI ships tts-1 (faster) and tts-1-hd (higher quality); self-hosted
+# servers accept whatever model id they serve. Case sensitive.
 
 # Server Configuration
 # Location for runtime state (agents.json, etc.). Defaults to ~/.paseo
diff --git a/packages/server/src/server/persisted-config.test.ts b/packages/server/src/server/persisted-config.test.ts
index 4c626fde8f..6b23a6f365 100644
--- a/packages/server/src/server/persisted-config.test.ts
+++ b/packages/server/src/server/persisted-config.test.ts
@@ -674,6 +674,19 @@ describe("PersistedConfigSchema voice mode config", () => {
     expect(parsed.features?.dictation?.stt?.language).toBe("fr");
     expect(parsed.features?.voiceMode?.stt?.language).toBe("de");
   });
+
+  test("accepts a voice and model from a self-hosted OpenAI-compatible server", () => {
+    const parsed = PersistedConfigSchema.parse({
+      features: {
+        voiceMode: {
+          tts: { provider: "openai", model: "kokoro-v1:Q8_0", voice: "aiden" },
+        },
+      },
+    });
+
+    expect(parsed.features?.voiceMode?.tts?.model).toBe("kokoro-v1:Q8_0");
+    expect(parsed.features?.voiceMode?.tts?.voice).toBe("aiden");
+  });
 });
 
 describe("loadPersistedConfig", () => {
diff --git a/packages/server/src/server/persisted-config.ts b/packages/server/src/server/persisted-config.ts
index 4998455713..11d94495b1 100644
--- a/packages/server/src/server/persisted-config.ts
+++ b/packages/server/src/server/persisted-config.ts
@@ -144,7 +144,8 @@ const FeatureVoiceModeSchema = z
       .object({
         provider: SpeechProviderIdSchema.optional(),
         model: z.string().min(1).optional(),
-        voice: z.enum(["alloy", "echo", "fable", "onyx", "nova", "shimmer"]).optional(),
+        // Free-form: self-hosted OpenAI-compatible servers expose their own voice names.
+        voice: z.string().trim().min(1).optional(),
         speakerId: z.number().int().optional(),
         speed: z.number().optional(),
       })
diff --git a/packages/server/src/server/speech/providers/openai/config.test.ts b/packages/server/src/server/speech/providers/openai/config.test.ts
index 55da430edc..1f3433a347 100644
--- a/packages/server/src/server/speech/providers/openai/config.test.ts
+++ b/packages/server/src/server/speech/providers/openai/config.test.ts
@@ -203,4 +203,40 @@ describe("resolveOpenAiSpeechConfig", () => {
     expect(resolved?.stt?.apiKey).toBe("stt-only-key");
     expect(resolved?.tts).toBeUndefined();
   });
+
+  test("sends the model and voice an OpenAI-compatible server serves, as written", () => {
+    const persisted = PersistedConfigSchema.parse({
+      providers: {
+        openai: { tts: { apiKey: "tts-key", baseUrl: "https://tts.example.com/v1" } },
+      },
+      features: {
+        voiceMode: { tts: { provider: "openai", model: "kokoro-v1:Q8_0", voice: "Aiden" } },
+      },
+    });
+
+    const resolved = resolveOpenAiSpeechConfig({
+      env: {} as NodeJS.ProcessEnv,
+      persisted,
+      providers: ALL_OPENAI,
+    });
+
+    expect(resolved?.tts?.model).toBe("kokoro-v1:Q8_0");
+    expect(resolved?.tts?.voice).toBe("Aiden");
+  });
+
+  test("accepts OpenAI's own gpt-4o-mini-tts model", () => {
+    const persisted = PersistedConfigSchema.parse({
+      providers: { openai: { tts: { apiKey: "tts-key" } } },
+      features: { voiceMode: { tts: { provider: "openai", model: "gpt-4o-mini-tts" } } },
+    });
+
+    const resolved = resolveOpenAiSpeechConfig({
+      env: {} as NodeJS.ProcessEnv,
+      persisted,
+      providers: ALL_OPENAI,
+    });
+
+    expect(resolved?.tts?.model).toBe("gpt-4o-mini-tts");
+    expect(resolved?.tts?.voice).toBe("alloy");
+  });
 });
diff --git a/packages/server/src/server/speech/providers/openai/config.ts b/packages/server/src/server/speech/providers/openai/config.ts
index ac8d2ffa3a..efb25bffaf 100644
--- a/packages/server/src/server/speech/providers/openai/config.ts
+++ b/packages/server/src/server/speech/providers/openai/config.ts
@@ -12,10 +12,6 @@ export interface OpenAiSpeechProviderConfig {
   tts?: Partial<TTSConfig> & { apiKey?: string };
 }
 
-const OpenAiTtsVoiceSchema = z.enum(["alloy", "echo", "fable", "onyx", "nova", "shimmer"]);
-
-const OpenAiTtsModelSchema = z.enum(["tts-1", "tts-1-hd"]);
-
 const NumberLikeSchema = z.union([z.number(), z.string().trim().min(1)]);
 
 const OptionalFiniteNumberSchema = NumberLikeSchema.pipe(
@@ -44,14 +40,12 @@ const OpenAiSttOptionsSchema = z.object({
   sttModel: OptionalTrimmedStringSchema,
 });
 
+// Voice and model are free-form so a self-hosted server can use its own ids; the
+// OpenAI catalog is only the default. Both are sent as written, because the
+// server owns those ids and their case (rosters use ids like kokoro-v1:Q8_0).
 const OpenAiTtsOptionsSchema = z.object({
-  ttsVoice: z.string().trim().toLowerCase().pipe(OpenAiTtsVoiceSchema).default("alloy"),
-  ttsModel: z
-    .string()
-    .trim()
-    .toLowerCase()
-    .pipe(OpenAiTtsModelSchema)
-    .default(DEFAULT_OPENAI_TTS_MODEL),
+  ttsVoice: z.string().trim().default("alloy"),
+  ttsModel: z.string().trim().default(DEFAULT_OPENAI_TTS_MODEL),
 });
 
 function isOpenAiProviderActive(provider: { enabled?: boolean; provider: string }): boolean {
diff --git a/packages/server/src/server/speech/providers/openai/tts.ts b/packages/server/src/server/speech/providers/openai/tts.ts
index 6cc7e5c5bb..31f7b5b263 100644
--- a/packages/server/src/server/speech/providers/openai/tts.ts
+++ b/packages/server/src/server/speech/providers/openai/tts.ts
@@ -8,8 +8,8 @@ export type { SpeechStreamResult };
 export interface TTSConfig {
   apiKey: string;
   baseUrl?: string;
-  model?: "tts-1" | "tts-1-hd";
-  voice?: "alloy" | "echo" | "fable" | "onyx" | "nova" | "shimmer";
+  model?: "tts-1" | "tts-1-hd" | (string & {});
+  voice?: "alloy" | "echo" | "fable" | "onyx" | "nova" | "shimmer" | (string & {});
   responseFormat?: "mp3" | "opus" | "aac" | "flac" | "wav" | "pcm";
 }
 
diff --git a/packages/server/src/utils/worktree.test.ts b/packages/server/src/utils/worktree.test.ts
index 479d4cfeab..9b0cba2643 100644
--- a/packages/server/src/utils/worktree.test.ts
+++ b/packages/server/src/utils/worktree.test.ts
@@ -10,6 +10,7 @@ import {
   type WorktreeConfig,
 } from "./worktree";
 import { execFileSync } from "child_process";
+import { rm } from "node:fs/promises";
 import {
   mkdtempSync,
   mkdirSync,
@@ -89,8 +90,8 @@ describe("paseo worktree manager", () => {
     });
   });
 
-  afterEach(() => {
-    rmSync(tempDir, { recursive: true, force: true });
+  afterEach(async () => {
+    await rm(tempDir, { recursive: true, force: true, maxRetries: 10, retryDelay: 100 });
   });
 
   it("treats a worktree as paseo-owned even when its .git admin is missing", async () => {
diff --git a/packages/website/public/schemas/paseo.config.v1.json b/packages/website/public/schemas/paseo.config.v1.json
index 415d307ca0..0ba1cdbc7f 100644
--- a/packages/website/public/schemas/paseo.config.v1.json
+++ b/packages/website/public/schemas/paseo.config.v1.json
@@ -711,7 +711,7 @@
                 },
                 "voice": {
                   "type": "string",
-                  "enum": ["alloy", "echo", "fable", "onyx", "nova", "shimmer"]
+                  "minLength": 1
                 },
                 "speakerId": {
                   "type": "integer",