# KingPrompt review

Prompt builder and template directory for developers working with frontier models

By Noah — last updated & pricing verified October 20, 2026.

> KingPrompt is a prompt engineering workbench and directory at kingprom.pt. It provides template customization, a modular Studio builder with system persona, constraints, few-shot examples, and context stack sections, an AGENTS.md optimizer, a catalog of Cursor-native SKILL.md workflows, and a directory of models and AI tools with token and use-case notes.

## Facts

- Website: https://kingprom.pt
- Pricing: Free tier · paid from $19 one-time
- License: Freemium
- Platforms: web
- Best for: Developers building reusable system prompts tuned for specific frontier models
- Standout feature: Compiles structured inputs into model-specific syntax with token count and per-model cost preview
- Biggest weakness: Saved prompts live only in browser LocalStorage, so there is no account sync or backup across devices, and free directory listing requires adding a dofollow badge to the submitter site footer.
- Categories: [AI chat assistants](https://findalternative.to/categories/ai-assistants), [AI coding tools](https://findalternative.to/categories/ai-coding)

## Pricing snapshot

| Plan | Price | Notes |
| --- | --- | --- |
| Community | $0/mo | — |
| Platform Contributor | $19 one-time | — |

## Pros and cons

- Pro: Express and Studio modes cover quick templates and structured builds with persona, constraints, and few-shot examples
- Pro: Model-specific syntax profiles for Claude, GPT, Gemini, Grok, DeepSeek, and Llama
- Pro: Built-in AGENTS.md optimizer and catalog of 77 Cursor-native skills
- Pro: Core workbench is usable without payment and exports to markdown
- Con: No dedicated pricing or docs page found, only directory submission terms
- Con: Vault has no cloud sync, clearing browser data removes saved prompts
- Con: Free directory submission is gated on manual review and a mandatory footer badge

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Markdown mirror of https://findalternative.to/kingprompt/about — findalternative.to, honestly ranked software alternatives. AI info: https://findalternative.to/ai