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Reply Modes

Know Reply has two reply modes. Auto-send (paid plans) lets your AI reply to customers instantly without human involvement. Draft review (Free tier) holds every reply for your approval before sending. This is the single biggest difference between the Free tier and paid plans.

Available on Starter, Pro, Premium, and Enterprise plans.

In auto-send mode, the AI sends replies automatically when it can handle the conversation. When it can’t, it escalates to you instead. Your customers get fast, accurate replies, often within seconds, without you lifting a finger.

  1. A customer email arrives
  2. The AI generates a reply and evaluates whether it can handle the request
  3. Can handle it: the reply sends immediately, no human needed
  4. Needs help: the AI escalates to you or asks the customer a clarifying question

What triggers escalation instead of auto-send

Section titled “What triggers escalation instead of auto-send”

The AI holds back and escalates when:

  • The question falls outside your knowledge base
  • The customer is upset or the situation is sensitive
  • The request involves an action the AI can’t take
  • The email matches one of your escalation rules

Customers get fast, personalized replies, often within seconds of sending their email. They don’t know or care whether a human or AI wrote it. When the AI escalates, your team picks up the conversation seamlessly.

The default (and only) mode on the Free tier.

In draft review mode, every AI reply is held for your approval before sending. Nothing goes out without you seeing it first.

  1. A customer email arrives
  2. The AI generates a draft reply
  3. You receive a notification email showing the original message and the AI’s draft
  4. You review the draft and approve, edit, or discard it

Undelivered tab showing emails awaiting review with Approval Required status badges

Emails awaiting review appear in Insights > Undelivered with an Approval Required status badge. You can filter, search, and sort to quickly find drafts that need attention.

Click any email in the queue to open the detail view:

Email detail modal showing the AI draft ready for review with metadata and auto-ack countdown

The detail modal shows:

  • Status banner — Confirms the AI draft is ready for your review
  • Auto-ack countdown — When the acknowledgment will be sent if you don’t act
  • Metadata — Sender, recipient, provider, agent, and retry count
  • Subject — The original email subject line
  • Content tabs — Switch between the original email text, HTML, headers, and the AI-drafted reply

Switch to the Text tab to see exactly what the customer wrote:

Text tab showing the customer's original email message

The Edit Reply tab shows the AI-drafted response in a rich text editor. You can edit the reply before sending:

Edit Reply tab showing the AI-drafted response in a WYSIWYG editor with Approve and Send button

From here you can:

  • Approve & Send — Send the AI draft as-is (or after editing)
  • Save Draft — Save your edits without sending
  • Send Reply — Send immediately
  • Reprocess Email — Have the AI generate a new draft

If a draft sits unreviewed, Know Reply can send a brief acknowledgment to the customer so they aren’t left waiting. This prevents the worst outcome: silence.

Ack sent detail showing the acknowledgment was already sent with Send Full Reply option

When the review window expires:

  • A brief acknowledgment is auto-sent to the customer (“we received your message”)
  • The banner changes to Acknowledgment already sent to customer
  • The AI-drafted reply is still available — you can edit and click Send Full Reply to give the customer the complete response
  • The acknowledgment is a simple “we received your message and will get back to you” — it never sends the AI draft without your approval

Auto-acknowledgment only applies to Free tier draft review. Paid plans use auto-send, so the customer always gets a real reply, not a generic acknowledgment.

FeatureFreeStarterProPremiumEnterprise
Auto-send modeNoIncludedIncludedIncludedIncluded
Draft review modeAlways onOptionalOptionalOptionalOptional
AI replies/month50UnlimitedUnlimitedUnlimitedUnlimited
Auto-acknowledgmentConfigurable timerN/AN/AN/AN/A