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Postdom vs GridBulk

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Postdom compared with GridBulk
DetailPostdom logo PostdomGridBulk logo GridBulk
What it doesAI social media tool that turns your website into viral videos and posts AI batch image generation with grid splitting: one prompt, up to 16 images, one credit
StageStartup Startup
Founded2026 2026
Based inNot given Not given
Pricing modelFree trial Freemium
PricingStarter: $39/month for 30 posts. Growth: $99/month for 60 posts. Scale: $229/month for 150 posts. Pro: $399/month for 300 posts. Annual pricing available with 2 months free. Free trial: 7 days for Starter, Growth and Scale plans. Free plan includes 20 credits on signup with the first generation free. Basic: $19/month for 2,000 credits/month (≈32,000 images with 4×4 grid). Pro: $49/month for 5,000 credits/month (≈80,000 images with 4×4 grid). Max: $99/month for 10,000 credits/month (≈160,000 images with 4×4 grid).
Key features
  • AI reads your website to extract brand identity and content
  • Generates short videos, slideshows and image posts
  • Posts to 9 platforms with automatic scheduling
  • Manual approval required before posting
  • Learns from your approvals, edits and rejections
  • AI persona videos with talking and green-screen options
  • Posts include hooks, captions and calls to action
  • Viral remix of trending formats
  • Integrates with AI agents via MCP server
  • Content checked against website and platform rules
  • Generate up to 16 images in a single 4×4 grid
  • Grid splitting into individual pixel-perfect assets
  • REST API with sync and async endpoints
  • MCP server for AI agent integration
  • Reference image support for style guidance
  • Runs on Google Gemini and OpenAI GPT Image models
  • Dashboard history with searchable generations
What makes it different
  • Generates branded content automatically from any website without manual copywriting
  • Learns and improves from each post you approve or reject
  • Publishes to 9 social platforms simultaneously with one approval
  • Uses AI agents and MCP integration for hands-free automation
  • Maintains complete brand consistency across all generated content
  • One credit per grid instead of per image, reducing cost per image to 1/16 for 4×4 grids
  • Contact-sheet view for side-by-side comparison of all results
  • API and MCP server built for AI agents as first-class users
  • Independent and self-funded operation
  • First generation completely free with 20 signup credits
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)23 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)30
Citation Flow (Majestic)300
Referring domains (Majestic)270

7 details filled in for both companies.

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