Starter
$9.00 /mo
Monthly subscription billed per month.
- Credits
- 1,000 credits per month with core generator and library features.
Assistant · Vendor site 2026-10-04
Prompt Builder is an AI prompt engineering platform for generating, optimizing, and organizing prompts for ChatGPT, Claude, and Gemini. It offers a prompt library, improver workflows, and credit-based paid tiers for heavier usage.
Understand the total cost
Starter
$9.00 /mo
Monthly subscription billed per month.
Pro
$19.00 /mo
Monthly subscription billed per month.
Unlimited
$49.00 /mo
Monthly subscription; fair-use limits may apply after 12,000 credits.
No retained pricing changes yet. A current price alone does not establish a historical trend.
Reviewed vendor source
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PromptBuilder.cc offers a way to start free, but not a standard ongoing plan. Pricing page invites users to start free before choosing Starter, Pro, or Unlimited paid tiers.
PromptBuilder.cc paid plans start at $9 per month (Starter $9/mo, Pro $19/mo, Unlimited $49/mo). Prices are in USD and last checked Oct 4, 2026.
We could not confirm API access for PromptBuilder.cc.