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PromptShield vs Decispher Memory

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

PromptShield compared with Decispher Memory
DetailPromptShield logo PromptShieldDecispher Memory logo Decispher Memory
What it doesStop rewriting prompts. Get better AI answers. Persistent memory for AI coding agents that persists across sessions and tools
StageNot given MVP
FoundedNot given 2026
Based inNot given Not given
Pricing modelFreemium Free trial
PricingFree: 3 successful optimizations per day, full optimizer quality, no credit card required. Pro: $7.99/month for unlimited successful prompt optimizations. Early access, enabled per company while onboarding founding teams. 50 free credits on signup, no credit card required.
Key features
  • One-click prompt optimization across 7 AI chats
  • Prompt Library and Optimization History
  • Guard feature for sensitive information detection
  • Local image text OCR checking
  • Coach and Personalization
  • Apply without sending functionality
  • Preferences injected into every session on every AI coding tool
  • Three scopes: personal, project, and company
  • Auditable receipt for every memory injection
  • Owner-editable and hard-deletable memories on demand
  • Import from existing ChatGPT or Claude exports
  • Engineering and general modes for non-engineering teams
  • Works with Claude Code, Cursor, Codex and Grok Build
  • Private stays private, every serve leaves a receipt
  • Memories filtered per scope, not hidden in UI
  • No credit card required to start
What makes it different
  • Same high-quality optimizer in both free and paid versions
  • No credit card required for free plan
  • Local data storage for library, history, and personalization
  • Works within existing AI chat interfaces without leaving them
  • Transparent about data handling and privacy
  • Solves the hidden tax of repeating the same instructions to AI agents every session
  • Keeps personal preferences private while maintaining team and company policies
  • Reduces context window token usage by 2.7x compared to raw history
  • Immediate deletion with bodyless receipts for audit compliance
  • Attached to you, not to a vendor's session store
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)Not checked yet no change since last check3 no change since last check
Trust Flow (Majestic)94
Citation Flow (Majestic)1922
Referring domains (Majestic)940

5 details filled in for both companies.

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