SOCIAL MEDIA

Slack-Approve a Draft Narration Before It Auto-Publishes

Generates an ElevenLabs voiceover from submitted copy, posts a preview to Slack for a human thumbs-up, and only schedules the reel to platforms once an approver reacts to approve.

CategorySocial Media
Enginesim
Difficultyadvanced
Triggerwebhook
Steps5
Setup~25 min

How it runs

The automated pipeline, trigger to output.

  • TriggerWebhook submits copy and channelsHTTP webhook
  • ActionRender draft narration with ElevenLabsElevenLabsElevenLabs
  • ActionPost audio preview to Slack channelSlack
  • LogicBranch on approve / reject / timeout reaction
  • OutputSchedule reel on approvalSocial publishing

What it does

This workflow adds a human approval gate to automated narration. It renders a draft voiceover, drops a preview into a Slack approval channel, and waits. An approving reaction publishes the reel; a reject reaction discards it. Nothing goes live without a human signing off on how it sounds.

When to use it

Use it when brand voice matters and you want AI to do the heavy lifting of generating narration but a person must still hear it before it reaches an audience. It is the right fit for regulated or high-visibility accounts.

How it works

  1. 1A webhook submission with the post copy and target channels starts the run.
  2. 2ElevenLabs renders the copy into a draft narration MP3.
  3. 3The preview audio and caption are posted to a Slack approval channel.
  4. 4A branch waits on the reviewer's reaction: approve, reject, or timeout.
  5. 5On approve, the reel is scheduled via post-to-platforms; on reject or timeout, the draft is discarded and the requester is notified in Slack.

Set it up

What you configure once, before turning it on.

  1. 1
    Connect HTTP webhookTrigger any URL on agent actions.
  2. 2
    Connect ElevenLabsText-to-speech, voice cloning.
  3. 3
    Connect SlackChannels, DMs, threads, mentions.
  4. 4
    Connect Social publishingCross-post to X, LinkedIn, Instagram, TikTok, and 4 more in one call.
  5. 5
    Set each agent's modelWe leave models unset so you pick the tier — fast + cheap, or top-quality.
  6. 6
    Tune it to your dataEdit the prompts, filters, and field mappings so it matches how your team works.
  7. 7
    Test, then turn it onRun once against a sample, confirm the output, then enable the trigger.

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