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Simple pricing. Professional tools.

Start free. Try Pro for 14 days. No credit card.

14-day Pro trial — all features, no credit card, no commitment.

Starter

Free

forever

  • Up to 10 prompts
  • 2 compilation platforms
  • 9-field structured editor
  • Variables and auto-detection
  • Copy to clipboard
  • Three themes (Dark, Light, Warm)
Most Popular

Pro

€19/mo
  • Unlimited prompts
  • All 5 platforms (Claude, GPT-4, Gemini, Lovable, Raw)
  • Professional Launch Actions
  • AI Generator + CLEAR Evaluator
  • Full version control + history
  • Production status + deployment slug
  • Export/Import (JSON, Markdown)
  • Tabs + Tags organization

Pro+

€39/mo

Everything in Pro, plus:

  • Developer API access + key generation
  • Generous AI operations included
  • Advanced analytics
  • Priority support

Always free. Always yours.

Compilation

Formatting your prompt is free on every plan

Copy to clipboard

Zero marginal cost

9-field editor

The full editor, not a crippled version

Your data

Export everything as JSON anytime

How the trial works

1

Day 1

Start with full Pro access. No credit card needed.

2

Day 14

Trial ends. Choose to upgrade or continue on Starter.

3

After

All your prompts are safe. Starter is read-only for prompts beyond the limit. Nothing is deleted.

We don't believe in data hostages. Your prompts are always yours, always exportable.

How prompt-x compares

Featureprompt-x ProLangSmithPromptLayerBraintrust
Price€19/mo$39/seat/mo$50/user/mo$249/mo
Structured editor✓ (9-field)———
Multi-platform compilation✓ (5 platforms)———
One-click launch✓———
Version control✓✓✓✓
AI quality scoring✓ (CLEAR)——✓
Production observability—✓✓✓
FocusCreation-firstObservabilityManagementEvaluation

Prices as of March 2026. prompt-x focuses on prompt creation and deployment. LangSmith, PromptLayer, and Braintrust focus on post-deployment monitoring and evaluation. These are complementary, not competing, workflows.

Questions

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