diff --git a/packages/app/src/components/prompt-input/submit.test.ts b/packages/app/src/components/prompt-input/submit.test.ts
index 6e940040c71..9a65fa101dd 100644
--- a/packages/app/src/components/prompt-input/submit.test.ts
+++ b/packages/app/src/components/prompt-input/submit.test.ts
@@ -20,8 +20,10 @@ const storedSessions: Record<string, Array<{ id: string; title?: string }>> = {}
 const promoted: Array<{ directory: string; sessionID: string }> = []
 const sentShell: string[] = []
 const syncedDirectories: string[] = []
+const promotedDrafts: Array<{ draftID: string; server: string; sessionId: string }> = []
 
 let params: { id?: string } = {}
+let search: { draftId?: string } = {}
 let selected = "/repo/worktree-a"
 let variant: string | undefined
 
@@ -79,7 +81,7 @@ beforeAll(async () => {
     useNavigate: () => () => undefined,
     useParams: () => params,
     useLocation: () => ({}),
-    useSearchParams: () => [{}, () => undefined],
+    useSearchParams: () => [search, () => undefined],
   }))
 
   mock.module("@opencode-ai/sdk/v2/client", () => ({
@@ -129,7 +131,10 @@ beforeAll(async () => {
 
   mock.module("@/context/tabs", () => ({
     useTabs: () => ({
-      promoteDraft: () => undefined,
+      draft: () => ({ server: "project-server" }),
+      promoteDraft: (draftID: string, session: { server: string; sessionId: string }) => {
+        promotedDrafts.push({ draftID, ...session })
+      },
     }),
   }))
 
@@ -234,7 +239,9 @@ beforeEach(() => {
   optimistic.length = 0
   optimisticSeeded.length = 0
   promoted.length = 0
+  promotedDrafts.length = 0
   params = {}
+  search = {}
   sentShell.length = 0
   syncedDirectories.length = 0
   selected = "/repo/worktree-a"
@@ -309,6 +316,33 @@ describe("prompt submit worktree selection", () => {
     expect(enabledAutoAccept).toEqual([{ sessionID: "session-1", directory: "/repo/worktree-a" }])
   })
 
+  test("promotes drafts using the selected project's server", async () => {
+    search = { draftId: "draft-1" }
+    const submit = createPromptSubmit({
+      prompt,
+      info: () => undefined,
+      imageAttachments: () => [],
+      commentCount: () => 0,
+      autoAccept: () => false,
+      mode: () => "normal",
+      working: () => false,
+      editor: () => undefined,
+      queueScroll: () => undefined,
+      promptLength: (value) => value.reduce((sum, part) => sum + ("content" in part ? part.content.length : 0), 0),
+      addToHistory: () => undefined,
+      resetHistoryNavigation: () => undefined,
+      setMode: () => undefined,
+      setPopover: () => undefined,
+      newSessionWorktree: () => selected,
+      onNewSessionWorktreeReset: () => undefined,
+      onSubmit: () => undefined,
+    })
+
+    await submit.handleSubmit({ preventDefault: () => undefined } as unknown as Event)
+
+    expect(promotedDrafts).toEqual([{ draftID: "draft-1", server: "project-server", sessionId: "session-1" }])
+  })
+
   test("includes the selected variant on optimistic prompts", async () => {
     params = { id: "session-1" }
     variant = "high"
diff --git a/packages/app/src/components/prompt-input/submit.ts b/packages/app/src/components/prompt-input/submit.ts
index 2a23a560a0f..05d978a947c 100644
--- a/packages/app/src/components/prompt-input/submit.ts
+++ b/packages/app/src/components/prompt-input/submit.ts
@@ -4,7 +4,6 @@ import { base64Encode } from "@opencode-ai/core/util/encode"
 import { Binary } from "@opencode-ai/core/util/binary"
 import { useNavigate, useParams, useSearchParams } from "@solidjs/router"
 import { batch, type Accessor } from "solid-js"
-import { useServer } from "@/context/server"
 import { useTabs } from "@/context/tabs"
 import { useServerSync, type ServerSync } from "@/context/server-sync"
 import { useLanguage } from "@/context/language"
@@ -206,7 +205,6 @@ export function createPromptSubmit(input: PromptSubmitInput) {
   const language = useLanguage()
   const params = useParams()
   const [search] = useSearchParams<{ draftId?: string }>()
-  const server = useServer()
   const tabs = useTabs()
   const pendingKey = (sessionID: string) => ScopedKey.from(sdk().scope, sessionID)
 
@@ -380,7 +378,7 @@ export function createPromptSubmit(input: PromptSubmitInput) {
         local.session.promote(sessionDirectory, session.id)
         layout.handoff.setTabs(base64Encode(sessionDirectory), session.id)
         const draftID = search.draftId
-        if (draftID) tabs.promoteDraft(draftID, { server: server.key, sessionId: session.id })
+        if (draftID) tabs.promoteDraft(draftID, { server: tabs.draft(draftID).server, sessionId: session.id })
         else navigate(`/${base64Encode(sessionDirectory)}/session/${session.id}`)
         submission.retarget(prompt.capture({ dir: base64Encode(sessionDirectory), id: session.id }))
       }