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PostSiete

Native posts for LinkedIn, X, Instagram, Threads, Facebook, TikTok and YouTube Shorts from one idea, in each client's own voice, with a...

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Description

Native posts for LinkedIn, X, Instagram, Threads, Facebook, TikTok and YouTube Shorts from one idea, in each client's own voice, with a no-login approval link. Try it free.

About PostSiete

What is PostSiete?

PostSiete is a multi-platform social media drafting and client approval platform that turns one idea into platform-native posts across seven social networks.

What PostSiete does

The platform drafts native content for LinkedIn, X, Instagram, Threads, Facebook, TikTok, and YouTube Shorts in each client specific voice, generates no-login client approval links, previews platform character and image cutoffs, and schedules publishing.

Who PostSiete is for

Freelancers and small agencies who write and post social content for clients.

How PostSiete works

Users input an idea, blog post, or transcript, Claude drafts platform-native posts matching the client voice profile, clients review and approve drafts via a link with no login, and posts are scheduled or published.

Key features

  • Turns one idea into native drafts for seven platforms.
  • Learns each client voice, tone, and rhythm from sample posts to avoid generic AI copy.
  • Provides client approval links requiring no login or account creation.
  • Previews live platform cutoffs including LinkedIn see more folds and Instagram caption limits.
  • Includes PostSiete Lens Chrome extension with writing checks and real-time character counters.
  • Schedules direct publishing to five connected platforms: X, Threads, Facebook, Instagram, and LinkedIn.
  • Supports drafts in sixteen output languages including right-to-left scripts.
  • Offers a flat $39 per month plan covering up to 7 client brands.

Pricing

As listed on postsiete.com, checked 8 November 2026. Prices can change; see the site for current terms.

  • Free: $0 with built-in engine or your own Anthropic key.
  • Pro: $12 flat per month with Claude AI writing in your own voice.
  • Siete: $39 a month flat for up to 7 client brands with no-login client approval links.

Facts from postsiete.com, checked 8 November 2026

  • Drafts native posts for 7 social platforms and schedules publishing to 5.
  • Includes a free Chrome extension called PostSiete Lens.
  • Supports sixteen output languages including right-to-left scripts.
  • Provides client approvals via links with no login required.

Written from PostSiete's own website (Homepage, Pricing, Docs). The maker can claim this listing to edit it.

Categories

Social MediaAI & Machine LearningBrowser Extensions

Frequently asked questions

Which social media platforms does PostSiete support?

PostSiete drafts content for LinkedIn, X, Instagram, Threads, Facebook, TikTok, and YouTube Shorts.

Do clients need to sign in to approve post drafts?

No. Clients use one link to read, approve, or ask for changes with no login.

What is PostSiete Lens?

PostSiete Lens is a free Chrome browser extension providing weighted character counts, thread splitting, and platform cutoff previews.

How does PostSiete learn a client voice?

Users paste sample posts into a brand workspace, and the AI learns their tone and writing rhythm to craft matching drafts.

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