diff --git a/packages/core/src/flag/flag.ts b/packages/core/src/flag/flag.ts
index f76d1aaf9d..ec417cf5bd 100644
--- a/packages/core/src/flag/flag.ts
+++ b/packages/core/src/flag/flag.ts
@@ -5,11 +5,6 @@ function truthy(key: string) {
   return value === "true" || value === "1"
 }
 
-function falsy(key: string) {
-  const value = process.env[key]?.toLowerCase()
-  return value === "false" || value === "0"
-}
-
 function number(key: string) {
   const value = process.env[key]
   if (!value) return undefined
@@ -72,7 +67,6 @@ export const Flag = {
   OPENCODE_EXPERIMENTAL_LSP_TOOL: OPENCODE_EXPERIMENTAL || truthy("OPENCODE_EXPERIMENTAL_LSP_TOOL"),
   OPENCODE_EXPERIMENTAL_PLAN_MODE: OPENCODE_EXPERIMENTAL || truthy("OPENCODE_EXPERIMENTAL_PLAN_MODE"),
   OPENCODE_EXPERIMENTAL_SCOUT: OPENCODE_EXPERIMENTAL || truthy("OPENCODE_EXPERIMENTAL_SCOUT"),
-  OPENCODE_EXPERIMENTAL_MARKDOWN: !falsy("OPENCODE_EXPERIMENTAL_MARKDOWN"),
   OPENCODE_ENABLE_PARALLEL: truthy("OPENCODE_ENABLE_PARALLEL") || truthy("OPENCODE_EXPERIMENTAL_PARALLEL"),
   OPENCODE_MODELS_URL: process.env["OPENCODE_MODELS_URL"],
   OPENCODE_MODELS_PATH: process.env["OPENCODE_MODELS_PATH"],
diff --git a/packages/opencode/src/cli/cmd/tui/routes/session/index.tsx b/packages/opencode/src/cli/cmd/tui/routes/session/index.tsx
index b5e8e10283..76cb35a169 100644
--- a/packages/opencode/src/cli/cmd/tui/routes/session/index.tsx
+++ b/packages/opencode/src/cli/cmd/tui/routes/session/index.tsx
@@ -1528,14 +1528,14 @@ function TextPart(props: { last: boolean; part: TextPart; message: AssistantMess
   return (
     <Show when={props.part.text.trim()}>
       <box id={"text-" + props.part.id} paddingLeft={3} marginTop={1} flexShrink={0}>
-        <code
-          filetype="markdown"
-          drawUnstyledText={false}
-          streaming={true}
+        <markdown
           syntaxStyle={syntax()}
+          streaming={true}
+          internalBlockMode="top-level"
           content={props.part.text.trim()}
           conceal={ctx.conceal()}
-          fg={theme.text}
+          fg={theme.markdownText}
+          bg={theme.background}
         />
       </box>
     </Show>
diff --git a/packages/web/src/content/docs/ar/cli.mdx b/packages/web/src/content/docs/ar/cli.mdx
index 8a9729436e..6fd419b693 100644
--- a/packages/web/src/content/docs/ar/cli.mdx
+++ b/packages/web/src/content/docs/ar/cli.mdx
@@ -607,5 +607,4 @@ opencode upgrade v0.1.48
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | boolean | تعطيل مراقب الملفات                         |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | boolean | تفعيل ميزات Exa التجريبية                   |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | boolean | تمكين TY LSP لملفات python                  |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | boolean | تفعيل ميزات markdown تجريبية                |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | boolean | تفعيل وضع الخطة                             |
diff --git a/packages/web/src/content/docs/bs/cli.mdx b/packages/web/src/content/docs/bs/cli.mdx
index c7944e7cf6..b40e9865fe 100644
--- a/packages/web/src/content/docs/bs/cli.mdx
+++ b/packages/web/src/content/docs/bs/cli.mdx
@@ -605,5 +605,4 @@ Ove varijable okruženja omogućavaju eksperimentalne karakteristike koje se mog
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | boolean | Onemogući praćenje datoteka                       |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | boolean | Omogući eksperimentalne Exa funkcije              |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | boolean | Omogući TY LSP za python datoteke                 |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | boolean | Omogući eksperimentalne Markdown funkcije         |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | boolean | Omogući Plan mod                                  |
diff --git a/packages/web/src/content/docs/cli.mdx b/packages/web/src/content/docs/cli.mdx
index ac8a1a3044..980ac7d056 100644
--- a/packages/web/src/content/docs/cli.mdx
+++ b/packages/web/src/content/docs/cli.mdx
@@ -723,5 +723,4 @@ These environment variables enable experimental features that may change or be r
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | boolean | Disable file watcher                    |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | boolean | Enable experimental Exa features        |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | boolean | Enable TY LSP for python files          |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | boolean | Enable experimental markdown features   |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | boolean | Enable plan mode                        |
diff --git a/packages/web/src/content/docs/da/cli.mdx b/packages/web/src/content/docs/da/cli.mdx
index 02b1b49876..81c8df8983 100644
--- a/packages/web/src/content/docs/da/cli.mdx
+++ b/packages/web/src/content/docs/da/cli.mdx
@@ -608,5 +608,4 @@ Disse miljøvariabler muliggør eksperimentelle funktioner, der kan ændres elle
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | boolean | Deaktiver filovervågning                   |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | boolean | Aktive eksperimenter Exa-funktioner        |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | boolean | Aktiver TY LSP for python-filer            |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | boolean | Aktive eksperimentelle markdown-funktioner |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | boolean | Aktiver plantilstand                       |
diff --git a/packages/web/src/content/docs/de/cli.mdx b/packages/web/src/content/docs/de/cli.mdx
index 94e9c88fac..1151e51462 100644
--- a/packages/web/src/content/docs/de/cli.mdx
+++ b/packages/web/src/content/docs/de/cli.mdx
@@ -607,5 +607,4 @@ Diese Umgebungsvariablen ermöglichen experimentelle Funktionen, die sich änder
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | boolescher Wert | Dateiüberwachung deaktivieren                           |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | boolescher Wert | Experimentelle Exa-Funktionen aktivieren                |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | boolescher Wert | TY LSP für Python-Dateien aktivieren                    |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | boolescher Wert | Experimentelle Markdown-Funktionen aktivieren           |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | boolescher Wert | Planmodus aktivieren                                    |
diff --git a/packages/web/src/content/docs/es/cli.mdx b/packages/web/src/content/docs/es/cli.mdx
index 6b66e7b5fc..cff38c1754 100644
--- a/packages/web/src/content/docs/es/cli.mdx
+++ b/packages/web/src/content/docs/es/cli.mdx
@@ -607,5 +607,4 @@ Estas variables de entorno habilitan funciones experimentales que pueden cambiar
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | booleano | Deshabilitar el observador de archivos                     |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | booleano | Habilitar funciones experimentales de Exa                  |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | booleano | Habilitar Habilitar TY LSP para archivos python            |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | booleano | Habilitar funciones de Markdown experimentales             |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | booleano | Habilitar modo de plan                                     |
diff --git a/packages/web/src/content/docs/fr/cli.mdx b/packages/web/src/content/docs/fr/cli.mdx
index c5455654a6..d5fb6112ed 100644
--- a/packages/web/src/content/docs/fr/cli.mdx
+++ b/packages/web/src/content/docs/fr/cli.mdx
@@ -608,5 +608,4 @@ Ces variables d'environnement activent des fonctionnalités expérimentales qui
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | booléen | Désactiver l'observateur de fichiers                            |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | booléen | Activer les fonctionnalités Exa expérimentales                  |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | booléen | Activer TY LSP pour les fichiers python                         |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | booléen | Activer les fonctionnalités Markdown expérimentales             |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | booléen | Activer le mode plan                                            |
diff --git a/packages/web/src/content/docs/it/cli.mdx b/packages/web/src/content/docs/it/cli.mdx
index 6fd3d56769..a07a419259 100644
--- a/packages/web/src/content/docs/it/cli.mdx
+++ b/packages/web/src/content/docs/it/cli.mdx
@@ -608,5 +608,4 @@ Queste variabili d'ambiente abilitano funzionalità sperimentali che potrebbero
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | boolean | Disabilita file watcher                    |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | boolean | Abilita funzionalità Exa sperimentali      |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | boolean | Abilita TY LSP per i file python           |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | boolean | Abilita markdown sperimentale              |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | boolean | Abilita plan mode                          |
diff --git a/packages/web/src/content/docs/ja/cli.mdx b/packages/web/src/content/docs/ja/cli.mdx
index 120803627a..715aebb02a 100644
--- a/packages/web/src/content/docs/ja/cli.mdx
+++ b/packages/web/src/content/docs/ja/cli.mdx
@@ -607,5 +607,4 @@ OpenCode は環境変数を使用して構成できます。
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | ブール値 | ファイルウォッチャーを無効にする                 |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | ブール値 | 実験的な Exa 機能を有効にする                    |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | ブール値 | python ファイルの TY LSP を有効にする            |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | ブール値 | 試験的な Markdown 機能を有効にする               |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | ブール値 | プランモードを有効にする                         |
diff --git a/packages/web/src/content/docs/ko/cli.mdx b/packages/web/src/content/docs/ko/cli.mdx
index 7b829c7f37..0ee6aa5762 100644
--- a/packages/web/src/content/docs/ko/cli.mdx
+++ b/packages/web/src/content/docs/ko/cli.mdx
@@ -607,5 +607,4 @@ OpenCode는 환경 변수로도 구성할 수 있습니다.
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | boolean | 파일 감시 비활성화               |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | boolean | 실험적 Exa 기능 활성화           |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | boolean | python 파일에 대해 TY LSP 활성화 |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | boolean | 실험적 Markdown 기능 활성화      |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | boolean | Plan mode 활성화                 |
diff --git a/packages/web/src/content/docs/nb/cli.mdx b/packages/web/src/content/docs/nb/cli.mdx
index 824a3dcadd..982f539063 100644
--- a/packages/web/src/content/docs/nb/cli.mdx
+++ b/packages/web/src/content/docs/nb/cli.mdx
@@ -608,5 +608,4 @@ Disse miljøvariablene muliggjør eksperimentelle funksjoner som kan endres elle
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | boolsk | Deaktiver filovervåking                       |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | boolsk | Aktiver eksperimentelle Exa-funksjoner        |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | boolsk | Aktiver TY LSP for python-filer               |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | boolsk | Aktiver eksperimentelle Markdown-funksjoner   |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | boolsk | Aktiver planmodus                             |
diff --git a/packages/web/src/content/docs/pl/cli.mdx b/packages/web/src/content/docs/pl/cli.mdx
index f2e4ddf9b2..90e861168f 100644
--- a/packages/web/src/content/docs/pl/cli.mdx
+++ b/packages/web/src/content/docs/pl/cli.mdx
@@ -608,5 +608,4 @@ Te zmienne włączają funkcje eksperymentalne, które mogą ulec zmianie lub zo
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | boolean | Wyłącz obserwatora plików                    |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | boolean | Włącz funkcje eksperymentalne Exa            |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | boolean | Włącz TY LSP dla plików python               |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | boolean | Włącz funkcje eksperymentalne Markdown       |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | boolean | Włącz tryb planowania                        |
diff --git a/packages/web/src/content/docs/pt-br/cli.mdx b/packages/web/src/content/docs/pt-br/cli.mdx
index 889626d417..a238aec9ef 100644
--- a/packages/web/src/content/docs/pt-br/cli.mdx
+++ b/packages/web/src/content/docs/pt-br/cli.mdx
@@ -607,5 +607,4 @@ Essas variáveis de ambiente habilitam recursos experimentais que podem mudar ou
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | boolean | Desabilitar monitoramento de arquivos                     |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | boolean | Habilitar recursos experimentais do Exa                   |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | boolean | Habilitar TY LSP para arquivos python                     |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | boolean | Habilitar recursos experimentais de markdown              |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | boolean | Habilitar modo de plano                                   |
diff --git a/packages/web/src/content/docs/ru/cli.mdx b/packages/web/src/content/docs/ru/cli.mdx
index 5f52f3d7f0..be6c2cd023 100644
--- a/packages/web/src/content/docs/ru/cli.mdx
+++ b/packages/web/src/content/docs/ru/cli.mdx
@@ -608,5 +608,4 @@ opencode можно настроить с помощью переменных с
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | логическое значение | Отключить просмотрщик файлов                           |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | логическое значение | Включить экспериментальные функции Exa                 |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | логическое значение | Включить TY LSP для файлов python                      |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | логическое значение | Включить экспериментальные функции Markdown            |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | логическое значение | Включить режим плана                                   |
diff --git a/packages/web/src/content/docs/th/cli.mdx b/packages/web/src/content/docs/th/cli.mdx
index d987228464..2c63bf6e8f 100644
--- a/packages/web/src/content/docs/th/cli.mdx
+++ b/packages/web/src/content/docs/th/cli.mdx
@@ -609,5 +609,4 @@ OpenCode สามารถกำหนดค่าโดยใช้ตัว
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | Boolean | ปิดใช้งานตัวเฝ้าดูไฟล์                         |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | Boolean | ฟีเจอร์ Exa ทดลอง                              |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | Boolean | เปิดใช้งาน TY LSP สำหรับไฟล์ python            |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | Boolean | ใช้ Markdown renderer แบบทดลอง                 |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | Boolean | เปิดใช้งาน Plan mode                           |
diff --git a/packages/web/src/content/docs/tr/cli.mdx b/packages/web/src/content/docs/tr/cli.mdx
index 25b74ecfe4..571d4058f2 100644
--- a/packages/web/src/content/docs/tr/cli.mdx
+++ b/packages/web/src/content/docs/tr/cli.mdx
@@ -608,5 +608,4 @@ Bu ortam değişkenleri değişebilecek veya kaldırılabilecek deneysel özelli
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | boolean | Dosya izleyiciyi devre dışı bırak                       |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | boolean | Deneysel Exa özelliklerini etkinleştirin                |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | boolean | python dosyaları için TY LSP'yi etkinleştir             |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | boolean | Deneysel işaretleme özelliklerini etkinleştir           |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | boolean | Plan modunu etkinleştir                                 |
diff --git a/packages/web/src/content/docs/zh-cn/cli.mdx b/packages/web/src/content/docs/zh-cn/cli.mdx
index aa992b6734..7ae6a521a1 100644
--- a/packages/web/src/content/docs/zh-cn/cli.mdx
+++ b/packages/web/src/content/docs/zh-cn/cli.mdx
@@ -607,5 +607,5 @@ OpenCode 可以通过环境变量进行配置。
 | `OPENCODE_EXPERIMENTAL_LSP_TOOL`                | boolean | 启用实验性 LSP 工具             |
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | boolean | 禁用文件监听器                  |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | boolean | 启用实验性 Exa 功能             |
-| `OPENCODE_EXPERIMENTAL_LSP_TY`                  | boolean | 为 python 文件启用 TY LSP       |     | `OPENCODE_EXPERIMENTAL_MARKDOWN` | boolean | 启用实验性 Markdown 功能 |
+| `OPENCODE_EXPERIMENTAL_LSP_TY`                  | boolean | 为 python 文件启用 TY LSP       |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | boolean | 启用计划模式                    |
diff --git a/packages/web/src/content/docs/zh-tw/cli.mdx b/packages/web/src/content/docs/zh-tw/cli.mdx
index 0d51bff2f8..cf01898459 100644
--- a/packages/web/src/content/docs/zh-tw/cli.mdx
+++ b/packages/web/src/content/docs/zh-tw/cli.mdx
@@ -608,5 +608,4 @@ OpenCode 可以透過環境變數進行設定。
 | `OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER`     | boolean | 停用檔案監看器                  |
 | `OPENCODE_EXPERIMENTAL_EXA`                     | boolean | 啟用實驗性 Exa 功能             |
 | `OPENCODE_EXPERIMENTAL_LSP_TY`                  | boolean | 為 python 檔案啟用 TY LSP       |
-| `OPENCODE_EXPERIMENTAL_MARKDOWN`                | boolean | 啟用實驗性 Markdown 功能        |
 | `OPENCODE_EXPERIMENTAL_PLAN_MODE`               | boolean | 啟用計畫模式                    |