diff --git a/cmd/mavend/clarify.go b/cmd/mavend/clarify.go
index 591ff9a..1604d9d 100644
--- a/cmd/mavend/clarify.go
+++ b/cmd/mavend/clarify.go
@@ -106,11 +106,11 @@ func trimClarifyExpired(s string) string {
 // out, and "" when nothing was parked. Call it right after
 // resolveClarifyAnswer: a live question is answered there, an expired one is
 // only reported here — the words themselves still go on to be routed fresh.
-func (h *reactiveHandler) clarifyExpiredNotice() string {
+func (h *reactiveHandler) clarifyExpiredNotice(ctx context.Context) string {
 	if h.clarifyStore == nil {
 		return ""
 	}
-	if !h.clarifyStore.TakeExpired(voiceDialogueID, h.now()) {
+	if !h.clarifyStore.TakeExpired(dialogueIDOf(ctx), h.now()) {
 		return ""
 	}
 	log.Printf("voice: clarify — parked question expired, telling him and routing the words fresh")
@@ -157,7 +157,7 @@ func clarifyQuestion(dec router.Decision) (dialogue.Slot, string, bool) {
 // askClarify parks the request and returns the question to ask instead of the
 // canned "не поняла". Returns ("", false) when there is nothing to ask about, so
 // the caller falls back to the canned reply.
-func (h *reactiveHandler) askClarify(dec router.Decision) (string, bool) {
+func (h *reactiveHandler) askClarify(ctx context.Context, dec router.Decision) (string, bool) {
 	if h.clarifyStore == nil {
 		return "", false
 	}
@@ -165,7 +165,7 @@ func (h *reactiveHandler) askClarify(dec router.Decision) (string, bool) {
 	if !ok {
 		return "", false
 	}
-	h.clarifyStore.Put(voiceDialogueID, &dialogue.PendingQuestion{
+	h.clarifyStore.Put(dialogueIDOf(ctx), &dialogue.PendingQuestion{
 		Intent:      dialogue.Intent(dec.Intent),
 		Slots:       toDialogueSlots(dec.Slots),
 		Missing:     []dialogue.Slot{slot},
@@ -192,7 +192,7 @@ func (h *reactiveHandler) resolveClarifyAnswer(ctx context.Context, text string)
 	if h.clarifyStore == nil {
 		return "", false
 	}
-	q := h.clarifyStore.Get(voiceDialogueID, h.now())
+	q := h.clarifyStore.Get(dialogueIDOf(ctx), h.now())
 	if q == nil {
 		return "", false
 	}
@@ -206,9 +206,9 @@ func (h *reactiveHandler) resolveClarifyAnswer(ctx context.Context, text string)
 	// would fire at 11:00 saying "напомни" and nothing else.
 	q.Utterance = foldAnswerIntoUtterance(q.Utterance, merged.Text)
 	if len(dialogue.StillMissing(q.Missing, merged)) > 0 {
-		return h.reaskOrGiveUp(q, merged, text), true
+		return h.reaskOrGiveUp(ctx, q, merged, text), true
 	}
-	h.clarifyStore.Delete(voiceDialogueID)
+	h.clarifyStore.Delete(dialogueIDOf(ctx))
 
 	// One gap filled is not the same as a complete request. askClarify parks
 	// only the first gap, because one question per turn is the rule, but a
@@ -217,7 +217,7 @@ func (h *reactiveHandler) resolveClarifyAnswer(ctx context.Context, text string)
 	// a reminder with no time, which answered "не получилось разобрать время
 	// напоминания." — an error for a request she never finished asking about.
 	// Re-enter the loop instead, one question at a time as before.
-	if reply, asked := h.askRemainingGap(q, intent, merged); asked {
+	if reply, asked := h.askRemainingGap(ctx, q, intent, merged); asked {
 		return reply, true
 	}
 
@@ -261,7 +261,7 @@ func foldAnswerIntoUtterance(utterance, subject string) string {
 // The attempt budget is shared with the re-ask path on purpose. A second gap
 // costs a question exactly like a second try at the first one does, so the cap
 // still bounds how many times she can speak before acting or letting go.
-func (h *reactiveHandler) askRemainingGap(q *dialogue.PendingQuestion, intent router.Intent, merged dialogue.Slots) (string, bool) {
+func (h *reactiveHandler) askRemainingGap(ctx context.Context, q *dialogue.PendingQuestion, intent router.Intent, merged dialogue.Slots) (string, bool) {
 	remaining := dialogue.StillMissing(wantedSlots[intent], merged)
 	if len(remaining) == 0 {
 		return "", false
@@ -270,7 +270,7 @@ func (h *reactiveHandler) askRemainingGap(q *dialogue.PendingQuestion, intent ro
 	if !ok || !q.CanAsk() {
 		return "", false
 	}
-	h.clarifyStore.Put(voiceDialogueID, &dialogue.PendingQuestion{
+	h.clarifyStore.Put(dialogueIDOf(ctx), &dialogue.PendingQuestion{
 		Intent:      q.Intent,
 		Slots:       merged,
 		Missing:     []dialogue.Slot{remaining[0]},
@@ -287,13 +287,13 @@ func (h *reactiveHandler) askRemainingGap(q *dialogue.PendingQuestion, intent ro
 // reaskOrGiveUp handles an answer that left the gap open: ask the same question
 // again while she has attempts left, otherwise say she did not understand and
 // let the request go. Never returns "" — a mute give-up reads as "done".
-func (h *reactiveHandler) reaskOrGiveUp(q *dialogue.PendingQuestion, merged dialogue.Slots, text string) string {
+func (h *reactiveHandler) reaskOrGiveUp(ctx context.Context, q *dialogue.PendingQuestion, merged dialogue.Slots, text string) string {
 	question := ""
 	if len(q.Missing) > 0 {
 		question = clarifyQuestions[q.Missing[0]]
 	}
 	if question == "" || !q.CanAsk() {
-		h.clarifyStore.Delete(voiceDialogueID)
+		h.clarifyStore.Delete(dialogueIDOf(ctx))
 		log.Printf("voice: clarify — gave up on %v after %d question(s), answer was %q", q.Missing, q.Attempts, text)
 		return clarifyGaveUp
 	}
@@ -302,7 +302,7 @@ func (h *reactiveHandler) reaskOrGiveUp(q *dialogue.PendingQuestion, merged dial
 	q.Slots = merged
 	q.Attempts++
 	q.Asked = h.now()
-	h.clarifyStore.Put(voiceDialogueID, q)
+	h.clarifyStore.Put(dialogueIDOf(ctx), q)
 	log.Printf("voice: clarify — answer %q did not fill %v, asking again (attempt %d)", text, q.Missing, q.Attempts)
 	return question
 }
diff --git a/cmd/mavend/clarify_test.go b/cmd/mavend/clarify_test.go
index 8b377e1..cd879f8 100644
--- a/cmd/mavend/clarify_test.go
+++ b/cmd/mavend/clarify_test.go
@@ -81,7 +81,7 @@ func TestClarifyReminderCompletesOnAnswer(t *testing.T) {
 	ctx := context.Background()
 	h, st, _ := newClarifyHandler(t)
 
-	question, asked := h.askClarify(clarifyDec(router.IntentReminder, router.Slots{Text: "напомни позвонить маме"}, "напомни позвонить маме"))
+	question, asked := h.askClarify(ctx, clarifyDec(router.IntentReminder, router.Slots{Text: "напомни позвонить маме"}, "напомни позвонить маме"))
 	if !asked || question != "Когда?" {
 		t.Fatalf("expected the time question, got %q asked=%v", question, asked)
 	}
@@ -112,7 +112,7 @@ func TestClarifyFactCompletesOnAnswer(t *testing.T) {
 	ctx := context.Background()
 	h, st, _ := newClarifyHandler(t)
 
-	if _, asked := h.askClarify(clarifyDec(router.IntentFact, router.Slots{Text: "запиши"}, "запиши")); !asked {
+	if _, asked := h.askClarify(ctx, clarifyDec(router.IntentFact, router.Slots{Text: "запиши"}, "запиши")); !asked {
 		t.Fatal("a fact with no key should be asked about")
 	}
 	if reply, handled := h.resolveClarifyAnswer(ctx, "пил воду"); !handled || reply == clarifyGaveUp {
@@ -128,7 +128,7 @@ func TestClarifyAnswerAfterTTLIsANewRequest(t *testing.T) {
 	ctx := context.Background()
 	h, st, now := newClarifyHandler(t)
 
-	if _, asked := h.askClarify(clarifyDec(router.IntentReminder, router.Slots{Text: "напомни"}, "напомни")); !asked {
+	if _, asked := h.askClarify(ctx, clarifyDec(router.IntentReminder, router.Slots{Text: "напомни"}, "напомни")); !asked {
 		t.Fatal("expected a question")
 	}
 	*now = now.Add(clarifyTTL + time.Second)
@@ -147,7 +147,7 @@ func TestClarifyAsksThreeTimesThenSaysSo(t *testing.T) {
 	ctx := context.Background()
 	h, st, _ := newClarifyHandler(t)
 
-	if _, asked := h.askClarify(clarifyDec(router.IntentReminder, router.Slots{Text: "напомни"}, "напомни")); !asked {
+	if _, asked := h.askClarify(ctx, clarifyDec(router.IntentReminder, router.Slots{Text: "напомни"}, "напомни")); !asked {
 		t.Fatal("expected a first question")
 	}
 	// Two more unclear answers ⇒ two more questions (3 asks in total).
@@ -185,7 +185,7 @@ func TestClarifyMaxAttemptsIsConfigurable(t *testing.T) {
 	h, _, _ := newClarifyHandler(t)
 	h.clarifyMaxAttempts = 1
 
-	if _, asked := h.askClarify(clarifyDec(router.IntentReminder, router.Slots{Text: "напомни"}, "напомни")); !asked {
+	if _, asked := h.askClarify(ctx, clarifyDec(router.IntentReminder, router.Slots{Text: "напомни"}, "напомни")); !asked {
 		t.Fatal("expected a question")
 	}
 	if reply, handled := h.resolveClarifyAnswer(ctx, "ну не знаю"); !handled || reply != clarifyGaveUp {
@@ -199,7 +199,7 @@ func TestClarifyRestatedAnswerWins(t *testing.T) {
 	ctx := context.Background()
 	h, st, _ := newClarifyHandler(t)
 
-	if _, asked := h.askClarify(clarifyDec(router.IntentReminder, router.Slots{Text: "напомни позвонить маме"}, "напомни позвонить маме")); !asked {
+	if _, asked := h.askClarify(ctx, clarifyDec(router.IntentReminder, router.Slots{Text: "напомни позвонить маме"}, "напомни позвонить маме")); !asked {
 		t.Fatal("expected a question")
 	}
 	// First answer parses, but re-park it by hand as if she had asked again:
@@ -232,7 +232,7 @@ func TestClarifiedActOffAllowlistIsStillRefused(t *testing.T) {
 	h, st, _ := newClarifyHandler(t)
 	marker := filepath.Join(t.TempDir(), "not-allowed-ran")
 
-	if _, asked := h.askClarify(clarifyDec(router.IntentAct, router.Slots{Text: "сделай это"}, "сделай это")); !asked {
+	if _, asked := h.askClarify(ctx, clarifyDec(router.IntentAct, router.Slots{Text: "сделай это"}, "сделай это")); !asked {
 		t.Fatal("an act with no fn should be asked about")
 	}
 	reply, handled := h.resolveClarifyAnswer(ctx, "rm "+marker)
@@ -260,7 +260,7 @@ func TestClarifiedDestructiveActStillNeedsConfirm(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	if _, asked := h.askClarify(clarifyDec(router.IntentAct, router.Slots{Text: "сделай это"}, "сделай это")); !asked {
+	if _, asked := h.askClarify(ctx, clarifyDec(router.IntentAct, router.Slots{Text: "сделай это"}, "сделай это")); !asked {
 		t.Fatal("expected a question")
 	}
 	reply, handled := h.resolveClarifyAnswer(ctx, "delete_backups")
@@ -284,7 +284,7 @@ func TestNoQuestionWhenNothingIsMissing(t *testing.T) {
 		clarifyDec(router.IntentQuery, router.Slots{Text: "ммм"}, "ммм"),
 		clarifyDec(router.IntentNote, router.Slots{Text: "..."}, "..."),
 	} {
-		if question, asked := h.askClarify(dec); asked {
+		if question, asked := h.askClarify(context.Background(), dec); asked {
 			t.Fatalf("intent %s should keep the canned reply, got %q", dec.Intent, question)
 		}
 	}
@@ -296,29 +296,29 @@ func TestNoQuestionWhenNothingIsMissing(t *testing.T) {
 // TestClarifyExpiryIsAnnouncedAndWordsStillRoute — his answer lands after the
 // TTL: she must say the old request is gone AND still answer the new words.
 func TestClarifyExpiryIsAnnouncedAndWordsStillRoute(t *testing.T) {
-	ctx := context.Background()
+	ctx := withDialogueID(context.Background(), dialogueIDFor(sourceText, ""))
 	h, _, now := newClarifyHandler(t)
 	emb := router.NewHashEmbedder(1024)
 	h.embedder = emb
 	h.router = buildRouter(emb, h.matcher, 0.55, nil)
 
-	if _, asked := h.askClarify(clarifyDec(router.IntentReminder, router.Slots{Text: "напомни"}, "напомни")); !asked {
+	if _, asked := h.askClarify(ctx, clarifyDec(router.IntentReminder, router.Slots{Text: "напомни"}, "напомни")); !asked {
 		t.Fatal("expected a question")
 	}
 	*now = now.Add(clarifyTTL + time.Second)
 
-	reply := h.handleText(ctx, "как дела")
+	reply := h.handleText(ctx, "", "как дела")
 	if !isClarifyExpired(reply) {
 		t.Fatalf("expired question must be announced first, got %q", reply)
 	}
 	if trimClarifyExpired(reply) == "" {
 		t.Fatalf("the new words must still be answered, got only the notice: %q", reply)
 	}
-	if h.clarifyStore.Get(voiceDialogueID, h.now()) != nil {
+	if h.clarifyStore.Get(textDialogueID, h.now()) != nil {
 		t.Fatal("the expired question must be gone")
 	}
 	// The notice is said once, not on every later utterance.
-	if reply := h.handleText(ctx, "как дела"); isClarifyExpired(reply) {
+	if reply := h.handleText(ctx, "", "как дела"); isClarifyExpired(reply) {
 		t.Fatalf("notice repeated on a later turn: %q", reply)
 	}
 }
@@ -340,7 +340,7 @@ func TestClarifyAsksAboutTheSecondGapToo(t *testing.T) {
 	ctx := context.Background()
 	h, st, _ := newClarifyHandler(t)
 
-	question, asked := h.askClarify(clarifyDec(router.IntentReminder, router.Slots{}, "напомни"))
+	question, asked := h.askClarify(ctx, clarifyDec(router.IntentReminder, router.Slots{}, "напомни"))
 	if !asked || question != "О чём напомнить?" {
 		t.Fatalf("expected the subject question, got %q asked=%v", question, asked)
 	}
@@ -380,7 +380,7 @@ func TestClarifySecondGapRespectsTheAttemptCap(t *testing.T) {
 	h, _, _ := newClarifyHandler(t)
 	h.clarifyMaxAttempts = 1
 
-	if _, asked := h.askClarify(clarifyDec(router.IntentReminder, router.Slots{}, "напомни")); !asked {
+	if _, asked := h.askClarify(ctx, clarifyDec(router.IntentReminder, router.Slots{}, "напомни")); !asked {
 		t.Fatal("expected the subject question")
 	}
 	reply, handled := h.resolveClarifyAnswer(ctx, "позвонить маме")
@@ -440,10 +440,10 @@ func TestClarifyProseHoldsThePersona(t *testing.T) {
 // The confirm turn used to return before the notice was even computed, so he
 // answered the confirm and never heard that the older request was let go.
 func TestExpiryNoticeSurvivesAConfirmTurn(t *testing.T) {
-	ctx := context.Background()
+	ctx := withDialogueID(context.Background(), dialogueIDFor(sourceText, ""))
 	h, _, now := newClarifyHandler(t)
 
-	if _, asked := h.askClarify(clarifyDec(router.IntentReminder, router.Slots{Text: "напомни"}, "напомни")); !asked {
+	if _, asked := h.askClarify(ctx, clarifyDec(router.IntentReminder, router.Slots{Text: "напомни"}, "напомни")); !asked {
 		t.Fatal("expected a question")
 	}
 	// A confirm parked with a longer life than the question, so only the
@@ -451,7 +451,7 @@ func TestExpiryNoticeSurvivesAConfirmTurn(t *testing.T) {
 	h.pending = &pendingAct{fn: "delete_backups", phrase: "удалить бэкапы", expiry: now.Add(time.Hour)}
 	*now = now.Add(clarifyTTL + time.Second)
 
-	reply := h.handleText(ctx, "нет")
+	reply := h.handleText(ctx, "", "нет")
 	if !isClarifyExpired(reply) {
 		t.Fatalf("the expired question must be announced on a confirm turn too, got %q", reply)
 	}
@@ -461,7 +461,7 @@ func TestExpiryNoticeSurvivesAConfirmTurn(t *testing.T) {
 	if h.pending != nil {
 		t.Fatal("the confirm must still have been consumed")
 	}
-	if h.clarifyStore.Get(voiceDialogueID, h.now()) != nil {
+	if h.clarifyStore.Get(textDialogueID, h.now()) != nil {
 		t.Fatal("the expired question must be gone")
 	}
 }
@@ -476,7 +476,7 @@ func TestClarifySubjectAnswerFillsRatherThanClobbers(t *testing.T) {
 	h, st, _ := newClarifyHandler(t)
 	at := h.now().Add(2 * time.Hour)
 
-	question, asked := h.askClarify(clarifyDec(router.IntentReminder,
+	question, asked := h.askClarify(ctx, clarifyDec(router.IntentReminder,
 		router.Slots{Time: at, HasTime: true}, "напомни в 11"))
 	if !asked || question != "О чём напомнить?" {
 		t.Fatalf("expected the subject question, got %q asked=%v", question, asked)
@@ -501,3 +501,32 @@ func TestClarifySubjectAnswerFillsRatherThanClobbers(t *testing.T) {
 		t.Fatalf("the answer clobbered the original request: %q", reminders[0].Payload)
 	}
 }
+
+// TestClarifyIsPerConversation — the parked question belongs to the reach that
+// was asked. Before this the clarify store had one global key, so a question
+// asked in the web chat and never answered captured the next utterance from
+// telegram, or from the mic, and answered it against a request the speaker had
+// never made (Vikunja #466).
+func TestClarifyIsPerConversation(t *testing.T) {
+	h, _, _ := newClarifyHandler(t)
+	web := withDialogueID(context.Background(), dialogueIDFor(sourceText, "web"))
+	telegram := withDialogueID(context.Background(), dialogueIDFor(sourceText, "telegram:42"))
+
+	if _, asked := h.askClarify(web, clarifyDec(router.IntentReminder, router.Slots{Text: "напомни"}, "напомни")); !asked {
+		t.Fatal("expected a question on the web conversation")
+	}
+	if _, handled := h.resolveClarifyAnswer(telegram, "в 11:00"); handled {
+		t.Fatal("a question asked on the web must not eat a telegram utterance")
+	}
+	if _, handled := h.resolveClarifyAnswer(voiceCtx(), "в 11:00"); handled {
+		t.Fatal("a question asked on the web must not eat what he says at the mic")
+	}
+	if reply, handled := h.resolveClarifyAnswer(web, "в 11:00"); !handled || reply == clarifyGaveUp {
+		t.Fatalf("the asker's own answer must land, handled=%v reply=%q", handled, reply)
+	}
+}
+
+// voiceCtx — the mic's conversation, which carries no id of its own.
+func voiceCtx() context.Context {
+	return withDialogueID(context.Background(), dialogueIDFor(sourceVoice, ""))
+}
diff --git a/cmd/mavend/followup.go b/cmd/mavend/followup.go
index a8b0d75..2ec0f49 100644
--- a/cmd/mavend/followup.go
+++ b/cmd/mavend/followup.go
@@ -1,17 +1,64 @@
 package main
 
 import (
+	"context"
 	"time"
 
 	"github.com/kami/maven/internal/dialogue"
 	"github.com/kami/maven/internal/router"
 )
 
-// voiceDialogueID — the single dialogue-session key. This is a single-user box
-// (ponytail), so one slot suffices; a second speaker would need per-speaker ids,
-// which waits on voice-print attribution (see PROGRESS multi-user deferral).
+// voiceDialogueID — the dialogue-session key for the microphone, and the
+// clarify key for it too. This is a single-user box (ponytail), so one slot
+// suffices; a second speaker would need per-speaker ids, which waits on
+// voice-print attribution (see PROGRESS multi-user deferral).
 const voiceDialogueID = "voice"
 
+// textDialogueID — the clarify key for a text turn that named no conversation.
+// Separate from the mic: an old client that sends no id still must not answer
+// a question she asked out loud.
+const textDialogueID = "text"
+
+// dialogueKey — the context key carrying the id of the conversation this turn
+// belongs to. It rides the context rather than a parameter for the same reason
+// the correlation id does: every step of the turn needs it, most of them only
+// to hand to the next one, and threading it by hand would put it in six
+// clarify signatures that have nothing else to say about it.
+type dialogueKey struct{}
+
+// dialogueIDFor builds the id a turn is held under: the conversation the reach
+// named, qualified by the tap it arrived on, or the tap's own fallback when it
+// named none.
+//
+// A parked clarifying question used to be held under voiceDialogueID no matter
+// where the turn came from, so one unanswerable question captured the next
+// three utterances from anywhere. Three independent curl sessions fed a
+// capture attempt that had already failed, and a reminder among them was lost
+// (Vikunja #466).
+func dialogueIDFor(src turnSource, conversation string) string {
+	if conversation != "" {
+		return string(src) + ":" + conversation
+	}
+	if src == sourceVoice {
+		return voiceDialogueID
+	}
+	return textDialogueID
+}
+
+// withDialogueID tags a turn with that id.
+func withDialogueID(ctx context.Context, id string) context.Context {
+	return context.WithValue(ctx, dialogueKey{}, id)
+}
+
+// dialogueIDOf reads it back. Falls back to the microphone's slot, which is
+// what an unthreaded caller — a test, an internal replay — gets.
+func dialogueIDOf(ctx context.Context) string {
+	if id, ok := ctx.Value(dialogueKey{}).(string); ok && id != "" {
+		return id
+	}
+	return voiceDialogueID
+}
+
 // toDialogueSlots and applyDialogueSlots are the only bridge between
 // router.Slots and dialogue.Slots. dialogue must not import router (import
 // cycle), so the two structs are hand-kept copies and every field has to be
diff --git a/cmd/mavend/tick.go b/cmd/mavend/tick.go
index 8926a47..75d5600 100644
--- a/cmd/mavend/tick.go
+++ b/cmd/mavend/tick.go
@@ -986,7 +986,7 @@ type daemonAPI struct {
 	getTrace         func() *loop.TickTrace
 	getMorningStatus func(ctx context.Context) []ipc.MorningRoutineStatus
 	getDayPlan       func(ctx context.Context) ipc.DayPlan
-	chatFn           func(ctx context.Context, text string) string
+	chatFn           func(ctx context.Context, conversation, text string) string
 	getMCPServers    func() []ipc.MCPServerStatus
 	getEvents        func(n int) []ipc.IntakeEvent
 }
@@ -1002,11 +1002,11 @@ func (d *daemonAPI) RecentEvents(ctx context.Context, n int) ([]ipc.IntakeEvent,
 	return d.getEvents(n), nil
 }
 
-func (d *daemonAPI) Chat(ctx context.Context, text string) (string, error) {
+func (d *daemonAPI) Chat(ctx context.Context, conversation, text string) (string, error) {
 	if d.chatFn == nil {
 		return "", errors.New("mavend: chat not available")
 	}
-	return d.chatFn(ctx, text), nil
+	return d.chatFn(ctx, conversation, text), nil
 }
 
 // MCPServers — the configured MCP servers and their health (Vikunja #251).
diff --git a/cmd/mavend/voice.go b/cmd/mavend/voice.go
index c86a09a..eb8be4c 100644
--- a/cmd/mavend/voice.go
+++ b/cmd/mavend/voice.go
@@ -220,9 +220,9 @@ func (h *reactiveHandler) upgradeAPI(api ipc.CoreAPI) {
 // handleText — the core reactive path without stt/tts. Used by the IPC Chat
 // endpoint (and eventually by telegram). Splits out the audio bookends from
 // HandlePushToTalk so text channels share the same routing logic.
-func (h *reactiveHandler) handleText(ctx context.Context, text string) string {
+func (h *reactiveHandler) handleText(ctx context.Context, conversation, text string) string {
 	log.Printf("voice: handleText: %q", text)
-	return h.runTurn(ctx, text, sourceText)
+	return h.runTurn(withDialogueID(ctx, dialogueIDFor(sourceText, conversation)), text, sourceText)
 }
 
 // turnSource — which channel this utterance arrived on, in the same provenance
@@ -255,7 +255,7 @@ func (h *reactiveHandler) runTurn(ctx context.Context, text string, src turnSour
 	// early. He can be asked a question, walk off, come back and say "да" to a
 	// confirm that is still parked; computing the notice after that return meant
 	// he answered the confirm and never heard that the older request was let go.
-	expiredNotice := h.clarifyExpiredNotice()
+	expiredNotice := h.clarifyExpiredNotice(ctx)
 
 	// 2. confirm turn — if a destructive act is parked, this utterance is its
 	// y/n answer, not a fresh command. Handled before routing so "да" doesn't
@@ -351,7 +351,7 @@ func (h *reactiveHandler) runTurn(ctx context.Context, text string, src turnSour
 	// and park the request (clarify.go); otherwise the replier's canned reply
 	// stands.
 	if dec.Clarify {
-		if question, asked := h.askClarify(dec); asked {
+		if question, asked := h.askClarify(ctx, dec); asked {
 			return withNotice(expiredNotice, question)
 		}
 	}
diff --git a/cmd/mavweb/handlers_test.go b/cmd/mavweb/handlers_test.go
index 6b56c51..53aa286 100644
--- a/cmd/mavweb/handlers_test.go
+++ b/cmd/mavweb/handlers_test.go
@@ -77,7 +77,7 @@ func (f *fakeCore) MCPServers(context.Context) ([]ipc.MCPServerStatus, error) {
 	return f.mcpServers, f.mcpErr
 }
 
-func (f *fakeCore) Chat(_ context.Context, text string) (string, error) {
+func (f *fakeCore) Chat(_ context.Context, _, text string) (string, error) {
 	f.chatText = text
 	if f.chatErr != nil {
 		return "", f.chatErr
diff --git a/cmd/mavweb/main.go b/cmd/mavweb/main.go
index be7e5eb..a80d951 100644
--- a/cmd/mavweb/main.go
+++ b/cmd/mavweb/main.go
@@ -1678,7 +1678,13 @@ func handleChatAPI(w http.ResponseWriter, r *http.Request, core ipc.CoreAPI, ses
 		http.Redirect(w, r, "/chat", http.StatusSeeOther)
 		return
 	}
-	reply, err := core.Chat(r.Context(), text)
+	// One conversation id for the whole web chat, and a different one from
+	// telegram or the mic. A parked question belongs to the reach that was
+	// asked; before this, a clarify nobody answered on the web ate the next
+	// utterance spoken at the mic (Vikunja #466). This server has no
+	// per-browser session, so every browser tab is the same conversation —
+	// which is right for a single-owner box.
+	reply, err := core.Chat(r.Context(), "web", text)
 	if err != nil {
 		log.Printf("chat api: %v", err)
 		http.Redirect(w, r, "/chat", http.StatusSeeOther)
diff --git a/internal/auth/auth_test.go b/internal/auth/auth_test.go
index 8de46ac..f84b564 100644
--- a/internal/auth/auth_test.go
+++ b/internal/auth/auth_test.go
@@ -311,7 +311,7 @@ func TestGate_IpcServer_CheckWiredThroughSocket(t *testing.T) {
 	if fake.writes != 0 {
 		t.Errorf("auth refused but CoreAPI was called %d time(s); refused calls must not reach CoreAPI", fake.writes)
 	}
-	_, err = cli.Chat(context.Background(), "привет")
+	_, err = cli.Chat(context.Background(), "web", "привет")
 	if !errors.Is(err, ipc.ErrForbidden) {
 		t.Errorf("wire: chat from unenrolled uid = %v; want ipc.ErrForbidden", err)
 	}
@@ -344,7 +344,7 @@ func TestGate_IpcServer_ChatAllowedForEnrolledCaller(t *testing.T) {
 		t.Fatalf("dial: %v", err)
 	}
 	t.Cleanup(func() { _ = cli.Close() })
-	reply, err := cli.Chat(context.Background(), "привет")
+	reply, err := cli.Chat(context.Background(), "web", "привет")
 	if err != nil {
 		t.Fatalf("Chat: %v", err)
 	}
@@ -373,7 +373,7 @@ func (r *recordingAPI) WriteFact(_ context.Context, _ ipc.WriteFactReq) (int64,
 	return int64(r.writes), nil
 }
 
-func (r *recordingAPI) Chat(_ context.Context, text string) (string, error) {
+func (r *recordingAPI) Chat(_ context.Context, _, text string) (string, error) {
 	r.chats++
 	return "echo: " + text, nil
 }
diff --git a/internal/ipc/api.go b/internal/ipc/api.go
index 1584055..eb3def0 100644
--- a/internal/ipc/api.go
+++ b/internal/ipc/api.go
@@ -593,8 +593,14 @@ type MCPServerStatus struct {
 }
 
 // chatReq / chatResp — text chat round-trip for the IPC Chat method.
+//
+// Conversation names the thread this utterance belongs to: a mavweb session, a
+// telegram chat. It is opaque to the daemon and only has to be stable for one
+// conversation and distinct across them. Empty is allowed and means "the
+// unattributed text tap", which is what an old client sends.
 type chatReq struct {
-	Text string `json:"text"`
+	Text         string `json:"text"`
+	Conversation string `json:"conversation,omitempty"`
 }
 type chatResp struct {
 	Reply string `json:"reply"`
@@ -759,7 +765,12 @@ type CoreAPI interface {
 	// Chat routes a text utterance through the reactive handler's core path
 	// (router → dialogue → action → replier) and returns the reply text.
 	// No audio or stt/tts — for text channels (mavweb, telegram).
-	Chat(ctx context.Context, text string) (string, error)
+	//
+	// conversation names the thread. A parked clarifying question is held per
+	// conversation, so an unanswered question on one reach cannot eat the next
+	// utterance from another (Vikunja #466). Empty means the unattributed text
+	// tap and is still one conversation of its own, separate from the mic.
+	Chat(ctx context.Context, conversation, text string) (string, error)
 
 	// RecentEvents returns the daemon's unified intake journal, newest first
 	// (Vikunja #283) — one envelope per thing that arrived, whatever direction
diff --git a/internal/ipc/client.go b/internal/ipc/client.go
index 5d3bd38..4cba25c 100644
--- a/internal/ipc/client.go
+++ b/internal/ipc/client.go
@@ -623,9 +623,9 @@ func (c *Client) AcceptProposedRoutine(ctx context.Context, id int64) error {
 	return c.call(ctx, MethodAcceptProposedRoutine, acceptProposedRoutineReq{ID: id}, nil)
 }
 
-func (c *Client) Chat(ctx context.Context, text string) (string, error) {
+func (c *Client) Chat(ctx context.Context, conversation, text string) (string, error) {
 	var r chatResp
-	if err := c.call(ctx, MethodChat, chatReq{Text: text}, &r); err != nil {
+	if err := c.call(ctx, MethodChat, chatReq{Text: text, Conversation: conversation}, &r); err != nil {
 		return "", err
 	}
 	return r.Reply, nil
diff --git a/internal/ipc/ipc_test.go b/internal/ipc/ipc_test.go
index 5ba6654..5b8ca2b 100644
--- a/internal/ipc/ipc_test.go
+++ b/internal/ipc/ipc_test.go
@@ -401,7 +401,7 @@ func TestChatViaClient(t *testing.T) {
 	}
 	t.Cleanup(func() { _ = cli.Close() })
 
-	reply, err := cli.Chat(context.Background(), "привет")
+	reply, err := cli.Chat(context.Background(), "web", "привет")
 	if err != nil {
 		t.Fatalf("Chat: %v", err)
 	}
@@ -417,7 +417,7 @@ type chatTestAPI struct {
 	UnimplementedCoreAPI
 }
 
-func (a *chatTestAPI) Chat(ctx context.Context, text string) (string, error) {
+func (a *chatTestAPI) Chat(ctx context.Context, _, text string) (string, error) {
 	if text == "привет" {
 		return "и тебе привет!", nil
 	}
diff --git a/internal/ipc/server.go b/internal/ipc/server.go
index 8e991e4..f9b2692 100644
--- a/internal/ipc/server.go
+++ b/internal/ipc/server.go
@@ -240,7 +240,7 @@ func (a *storeAPI) RevertFact(ctx context.Context, key string) (int64, error) {
 	return newID, mapErr(err)
 }
 
-func (a *storeAPI) Chat(ctx context.Context, text string) (string, error) {
+func (a *storeAPI) Chat(ctx context.Context, conversation, text string) (string, error) {
 	return "", errors.New("store: chat not available via direct store API")
 }
 
@@ -974,7 +974,7 @@ var methodTable = map[Method]handlerFunc{
 		return map[string]int64{"new_id": newID}, nil
 	}),
 	MethodChat: withParams(func(ctx context.Context, api CoreAPI, p chatReq) (chatResp, error) {
-		reply, err := api.Chat(ctx, p.Text)
+		reply, err := api.Chat(ctx, p.Conversation, p.Text)
 		return chatResp{Reply: reply}, err
 	}),
 	MethodTickTrace: withoutParams(func(ctx context.Context, api CoreAPI) (TickTrace, error) {
diff --git a/internal/ipc/unimplemented.go b/internal/ipc/unimplemented.go
index 4aea172..45575f3 100644
--- a/internal/ipc/unimplemented.go
+++ b/internal/ipc/unimplemented.go
@@ -141,6 +141,6 @@ func (UnimplementedCoreAPI) MCPServers(ctx context.Context) ([]MCPServerStatus,
 func (UnimplementedCoreAPI) DayPlan(ctx context.Context) (DayPlan, error) {
 	return DayPlan{}, ErrNotImplemented
 }
-func (UnimplementedCoreAPI) Chat(ctx context.Context, text string) (string, error) {
+func (UnimplementedCoreAPI) Chat(ctx context.Context, conversation, text string) (string, error) {
 	return "", ErrNotImplemented
 }