One idea becomes nine platform-optimized posts in seconds. Postprism's AI understands the differences between a LinkedIn professional post, a Twitter/X thread, an Instagram caption, a TikTok hook, a Bluesky update, a Pinterest pin description, and more, and writes each one for you.

Every feature is designed around saving you time while improving your results.
Platform-aware tone adjustment
Postprism knows that LinkedIn requires a professional, insight-driven tone; Twitter/X demands brevity and conversational directness; Instagram needs a hook in the first line; and TikTok rewards curiosity and informality. The AI applies the correct register for each platform automatically.
Character limit compliance built in
Every platform version is automatically calibrated to fit within platform character limits. LinkedIn's 3,000-character post, Twitter's 280-character tweet, Instagram's 2,200-character caption, TikTok's 2,200-character caption, and YouTube's 5,000-character description are all handled without manual trimming.
Multiple AI providers supported
Choose between Anthropic Claude, OpenAI GPT-4, and Google Gemini for content generation. Each provider has different strengths for different content styles. Postprism lets you select the AI that fits your content best.
Brand voice preservation
AI adaptation does not mean losing your voice. Configure your brand voice settings, tone adjectives, vocabulary rules, sample posts, and every AI-generated version reflects your style rather than generic marketing language.
One-click generation for all platforms
Write your source content in Postprism's editor. Click "Adapt for all platforms" and review nine platform versions in seconds. Edit any version that needs adjustment and schedule everything in one session.
Thread generation for Twitter/X
When your content is too long for a single tweet, Postprism's AI splits it intelligently into a numbered thread, preserving the narrative arc and ensuring each tweet in the thread functions as a standalone read.
Link your social platforms in a couple of clicks with secure OAuth. No passwords stored.
Write your post once. AI tailors the tone, length, and format for each platform automatically.
Queue everything on one calendar and let Postprism publish at the right time, automatically.
From solo creators to full agencies, here is how different teams put it to work.
9
platforms from one post
10+ hrs
saved every week
+45%
average engagement lift
7-day free trial. Credit card required.
Solo
/mo
or $19/mo billed monthly
For freelancers managing one client brand.
Start free trial1 workspace
All 8 platforms
150 AI adaptations per month
100 AI image generations per month
Publishing analytics
Email support
Freelancer
/mo
or $49/mo billed monthly
For freelancers managing 2-3 client brands.
Start free trial3 client workspaces
All 8 platforms
500 AI adaptations per month
500 AI image generations per month
3 team members
Basic approval workflow
Priority support
Agency
/mo
or $99/mo billed monthly
For agencies managing 5+ clients.
Start free trial10 client workspaces
All 8 platforms
2,000 AI adaptations per month
1,000 AI image generations per month
Up to 10 team members
Multi-level approval workflow
Dedicated support

Brand Voice AI
Train Postprism on your brand tone so every AI-generated post sounds like you.

Multi-Platform Posting
Publish to LinkedIn, Instagram, Twitter/X, Facebook, and more from a single editor.

How to Write for Multiple Platforms
Learn how to adapt your message for LinkedIn, Twitter/X, Instagram, and beyond.
Join thousands of marketers who schedule smarter with Postprism.