diff --git a/packages/opencode/script/build.ts b/packages/opencode/script/build.ts
index 5aa14d52cd..bc280b9700 100755
--- a/packages/opencode/script/build.ts
+++ b/packages/opencode/script/build.ts
@@ -213,7 +213,7 @@ for (const item of targets) {
     },
     files: embeddedFileMap ? { "opencode-web-ui.gen.ts": embeddedFileMap } : {},
     entrypoints: [
-      "./src/index.ts",
+      "./src/temporary.ts",
       parserWorker,
       workerPath,
       rgPath,
diff --git a/packages/opencode/src/cli/cmd/tui/app.tsx b/packages/opencode/src/cli/cmd/tui/app.tsx
index 8255c007d0..3e56cd9b5d 100644
--- a/packages/opencode/src/cli/cmd/tui/app.tsx
+++ b/packages/opencode/src/cli/cmd/tui/app.tsx
@@ -28,7 +28,7 @@ import { useEvent } from "@tui/context/event"
 import { SDKProvider, useSDK } from "@tui/context/sdk"
 import { StartupLoading } from "@tui/component/startup-loading"
 import { SyncProvider, useSync } from "@tui/context/sync"
-import { LocalProvider, useLocal } from "@tui/context/local"
+import { LocalProvider, parseModel, useLocal } from "@tui/context/local"
 import { DialogModel, useConnected } from "@tui/component/dialog-model"
 import { DialogMcp } from "@tui/component/dialog-mcp"
 import { DialogStatus } from "@tui/component/dialog-status"
@@ -49,10 +49,8 @@ import { DialogAlert } from "./ui/dialog-alert"
 import { DialogConfirm } from "./ui/dialog-confirm"
 import { ToastProvider, useToast } from "./ui/toast"
 import { ExitProvider, useExit } from "./context/exit"
-import { Session as SessionApi } from "@/session"
 import { TuiEvent } from "./event"
 import { KVProvider, useKV } from "./context/kv"
-import { Provider } from "@/provider"
 import { ArgsProvider, useArgs, type Args } from "./context/args"
 import open from "open"
 import { PromptRefProvider, usePromptRef } from "./context/prompt"
@@ -304,7 +302,7 @@ function App(props: { onSnapshot?: () => Promise<string[]> }) {
 
     if (route.data.type === "session") {
       const session = sync.session.get(route.data.sessionID)
-      if (!session || SessionApi.isDefaultTitle(session.title)) {
+      if (!session) {
         renderer.setTerminalTitle("OpenCode")
         return
       }
@@ -324,7 +322,7 @@ function App(props: { onSnapshot?: () => Promise<string[]> }) {
     batch(() => {
       if (args.agent) local.agent.set(args.agent)
       if (args.model) {
-        const { providerID, modelID } = Provider.parseModel(args.model)
+        const { providerID, modelID } = parseModel(args.model)
         if (!providerID || !modelID)
           return toast.show({
             variant: "warning",
diff --git a/packages/opencode/src/cli/cmd/tui/event.ts b/packages/opencode/src/cli/cmd/tui/event.ts
index fa164d53e8..367b0ce604 100644
--- a/packages/opencode/src/cli/cmd/tui/event.ts
+++ b/packages/opencode/src/cli/cmd/tui/event.ts
@@ -1,5 +1,4 @@
 import { BusEvent } from "@/bus/bus-event"
-import { SessionID } from "@/session/schema"
 import z from "zod"
 
 export const TuiEvent = {
@@ -42,7 +41,7 @@ export const TuiEvent = {
   SessionSelect: BusEvent.define(
     "tui.session.select",
     z.object({
-      sessionID: SessionID.zod.describe("Session ID to navigate to"),
+      sessionID: z.string().describe("Session ID to navigate to"),
     }),
   ),
 }
diff --git a/packages/opencode/src/cli/cmd/tui/plugin/runtime.ts b/packages/opencode/src/cli/cmd/tui/plugin/runtime.ts
index e1b2eca1dd..6e5b02a472 100644
--- a/packages/opencode/src/cli/cmd/tui/plugin/runtime.ts
+++ b/packages/opencode/src/cli/cmd/tui/plugin/runtime.ts
@@ -16,7 +16,6 @@ import { TuiConfig } from "@/cli/cmd/tui/config/tui"
 import { Log } from "@/util"
 import { errorData, errorMessage } from "@/util/error"
 import { isRecord } from "@/util/record"
-import { Instance } from "@/project/instance"
 import {
   readPackageThemes,
   readPluginId,
@@ -790,10 +789,7 @@ async function addPluginBySpec(state: RuntimeState | undefined, raw: string) {
     state.pending.delete(spec)
     return true
   }
-  const ready = await Instance.provide({
-    directory: state.directory,
-    fn: () => resolveExternalPlugins([cfg], () => TuiConfig.waitForDependencies()),
-  }).catch((error) => {
+  const ready = await resolveExternalPlugins([cfg], () => TuiConfig.waitForDependencies()).catch((error) => {
     fail("failed to add tui plugin", { path: next, error })
     return [] as PluginLoad[]
   })
@@ -987,42 +983,37 @@ export namespace TuiPluginRuntime {
     }
     runtime = next
     try {
-      await Instance.provide({
-        directory: cwd,
-        fn: async () => {
-          const records = Flag.OPENCODE_PURE ? [] : (config.plugin_origins ?? [])
-          if (Flag.OPENCODE_PURE && config.plugin_origins?.length) {
-            log.info("skipping external tui plugins in pure mode", { count: config.plugin_origins.length })
-          }
+      const records = Flag.OPENCODE_PURE ? [] : (config.plugin_origins ?? [])
+      if (Flag.OPENCODE_PURE && config.plugin_origins?.length) {
+        log.info("skipping external tui plugins in pure mode", { count: config.plugin_origins.length })
+      }
 
-          for (const item of INTERNAL_TUI_PLUGINS) {
-            log.info("loading internal tui plugin", { id: item.id })
-            const entry = loadInternalPlugin(item)
-            const meta = createMeta(entry.source, entry.spec, entry.target, undefined, entry.id)
-            addPluginEntry(next, {
-              id: entry.id,
-              load: entry,
-              meta,
-              themes: {},
-              plugin: entry.module.tui,
-              enabled: true,
-            })
-          }
+      for (const item of INTERNAL_TUI_PLUGINS) {
+        log.info("loading internal tui plugin", { id: item.id })
+        const entry = loadInternalPlugin(item)
+        const meta = createMeta(entry.source, entry.spec, entry.target, undefined, entry.id)
+        addPluginEntry(next, {
+          id: entry.id,
+          load: entry,
+          meta,
+          themes: {},
+          plugin: entry.module.tui,
+          enabled: true,
+        })
+      }
 
-          const ready = await resolveExternalPlugins(records, () => TuiConfig.waitForDependencies())
-          await addExternalPluginEntries(next, ready)
+      const ready = await resolveExternalPlugins(records, () => TuiConfig.waitForDependencies())
+      await addExternalPluginEntries(next, ready)
 
-          applyInitialPluginEnabledState(next, config)
-          for (const plugin of next.plugins) {
-            if (!plugin.enabled) continue
-            // Keep plugin execution sequential for deterministic side effects:
-            // command registration order affects keybind/command precedence,
-            // route registration is last-wins when ids collide,
-            // and hook chains rely on stable plugin ordering.
-            await activatePluginEntry(next, plugin, false)
-          }
-        },
-      })
+      applyInitialPluginEnabledState(next, config)
+      for (const plugin of next.plugins) {
+        if (!plugin.enabled) continue
+        // Keep plugin execution sequential for deterministic side effects:
+        // command registration order affects keybind/command precedence,
+        // route registration is last-wins when ids collide,
+        // and hook chains rely on stable plugin ordering.
+        await activatePluginEntry(next, plugin, false)
+      }
     } catch (error) {
       fail("failed to load tui plugins", { directory: cwd, error })
     }
diff --git a/packages/opencode/src/config/config.ts b/packages/opencode/src/config/config.ts
index 3cbc539600..ee72c1930d 100644
--- a/packages/opencode/src/config/config.ts
+++ b/packages/opencode/src/config/config.ts
@@ -203,7 +203,7 @@ export const Info = z
       .optional(),
     lsp: z
       .union([
-        z.literal(false),
+        z.literal(true),
         z.record(
           z.string(),
           z.union([
diff --git a/packages/opencode/src/config/variable.ts b/packages/opencode/src/config/variable.ts
index e016e33a21..a2ceba7aef 100644
--- a/packages/opencode/src/config/variable.ts
+++ b/packages/opencode/src/config/variable.ts
@@ -5,7 +5,7 @@ import os from "os"
 import { Filesystem } from "@/util"
 import { InvalidError } from "./error"
 
-type ParseSource =
+export type ParseSource =
   | {
       type: "path"
       path: string
diff --git a/packages/opencode/src/lsp/lsp.ts b/packages/opencode/src/lsp/lsp.ts
index d895e73256..ac97d65838 100644
--- a/packages/opencode/src/lsp/lsp.ts
+++ b/packages/opencode/src/lsp/lsp.ts
@@ -167,7 +167,7 @@ export const layer = Layer.effect(
 
         const servers: Record<string, LSPServer.Info> = {}
 
-        if (cfg.lsp === false) {
+        if (!cfg.lsp) {
           log.info("all LSPs are disabled")
         } else {
           for (const server of Object.values(LSPServer)) {
diff --git a/packages/opencode/src/server/instance/tui.ts b/packages/opencode/src/server/instance/tui.ts
index 0073ef98c9..4c6ecb5e9f 100644
--- a/packages/opencode/src/server/instance/tui.ts
+++ b/packages/opencode/src/server/instance/tui.ts
@@ -8,6 +8,7 @@ import { AppRuntime } from "@/effect/app-runtime"
 import { AsyncQueue } from "../../util/queue"
 import { errors } from "../error"
 import { lazy } from "../../util/lazy"
+import { SessionID } from "@/session/schema"
 
 const TuiRequest = z.object({
   path: z.string(),
@@ -371,7 +372,7 @@ export const TuiRoutes = lazy(() =>
       validator("json", TuiEvent.SessionSelect.properties),
       async (c) => {
         const { sessionID } = c.req.valid("json")
-        await AppRuntime.runPromise(Session.Service.use((svc) => svc.get(sessionID)))
+        await AppRuntime.runPromise(Session.Service.use((svc) => svc.get(SessionID.make(sessionID))))
         await Bus.publish(TuiEvent.SessionSelect, { sessionID })
         return c.json(true)
       },
diff --git a/packages/opencode/src/temporary.ts b/packages/opencode/src/temporary.ts
index bbb97e0f0f..1769b9a44a 100644
--- a/packages/opencode/src/temporary.ts
+++ b/packages/opencode/src/temporary.ts
@@ -1,33 +1,10 @@
-import yargs from "yargs"
 import { TuiThreadCommand } from "./cli/cmd/tui/thread"
-import { InstallationVersion } from "./installation/version"
-import { hideBin } from "yargs/helpers"
 import { Log } from "./node"
 
 Log.init({
   print: false,
 })
 
-const cli = yargs(hideBin(process.argv))
-  .parserConfiguration({ "populate--": true })
-  .scriptName("opencode")
-  .wrap(100)
-  .help("help", "show help")
-  .alias("help", "h")
-  .version("version", "show version number", InstallationVersion)
-  .alias("version", "v")
-  .option("print-logs", {
-    describe: "print logs to stderr",
-    type: "boolean",
-  })
-  .option("log-level", {
-    describe: "log level",
-    type: "string",
-    choices: ["DEBUG", "INFO", "WARN", "ERROR"],
-  })
-  .option("pure", {
-    describe: "run without external plugins",
-    type: "boolean",
-  })
-  .command(TuiThreadCommand)
-  .parse()
+console.log(TuiThreadCommand)
+
+console.log(performance.now())