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AI Frameworks · nidhinjs

prompt-master

Prompt Master is a Claude skill that optimizes prompts for any AI tool by extracting intent, asking clarifying questions, and applying tool-specific frameworks to reduce token waste and improve output quality on the first attempt.

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Source: GitHub — github.com/nidhinjs/prompt-master
10.3k
GitHub stars
1.2k
Forks
Unknown
Primary language
MIT
License (OSI-approved)

Key facts

Objective fields from the source. Values we can't verify are shown as “Unknown” rather than guessed.

FieldValue
Repositorynidhinjs/prompt-master
Ownernidhinjs
Primary languageUnknown
LicenseMIT — OSI-approved
Stars10.3k
Forks1.2k
Open issues19
Latest releaseUnknown
Last updated2026-06-10
Sourcehttps://github.com/nidhinjs/prompt-master

What prompt-master is

A prompt optimization pipeline that detects target AI systems, extracts 9 dimensions of intent, performs token efficiency audits, and applies framework-specific techniques (XML structure, few-shot examples, role assignment) without exposing internal routing to the user.

Quickstart

Get the prompt-master source

Clone the repository and explore it locally.

terminalbash
git clone https://github.com/nidhinjs/prompt-master.gitcd prompt-master# follow the project's README for install & configuration

Need it deployed, integrated, or customized instead? DEV.co ships production installs.

Best use cases

Reducing iterative refinement cycles in paid API usage

For teams using Claude, GPT, or other metered APIs, Prompt Master structures requests to hit correct outputs on first attempt, eliminating wasted API calls and credits across high-volume prompt workflows.

Multi-tool prompt translation and adaptation

Organizations standardizing prompts across Claude, Midjourney, Stable Diffusion, and code-generation tools can use Prompt Master to automatically detect tool context and rewrite prompts with tool-specific optimizations.

Onboarding non-technical users to prompt engineering

Product teams can deploy Prompt Master as a skill to democratize effective prompt writing, eliminating the need for specialized prompt engineering expertise and reducing time-to-competency.

Implementation considerations

  • Installation method varies by context: browser-based (Claude.ai upload), Claude Code integration, or git clone to ~/.claude/skills. Confirm compatibility with your Claude deployment model before rollout.
  • Effectiveness depends on Claude's ability to infer 9 dimensions of intent from natural language input. Vague or ambiguous requests may trigger clarifying questions (max 3), extending latency in interactive workflows.
  • Token efficiency claims rest on internal audit logic not independently verified. Validate token savings against baseline prompts in your use cases before calculating ROI.
  • Skill behavior is stateless per request. Multi-turn refinement workflows require explicit context passing, reducing utility in iterative prompt development sessions.
  • No version control, rollback, or audit trail for generated prompts. Generated prompts are delivered as copyable text blocks without provenance tracking.

When to avoid it — and what to weigh

  • You need execution guarantees or legal compliance assurance — Prompt Master optimizes prompts but does not validate outputs, ensure regulatory compliance, or guarantee deterministic behavior. Critical workflows (healthcare, finance, legal) require independent review layers.
  • Your AI tool is not in the documented profile list (30+ covered) — While a universal fingerprint exists for unlisted tools, coverage and optimization quality for exotic or proprietary AI systems is unknown and requires testing before production deployment.
  • You require offline-first or air-gapped operation — Prompt Master is a Claude skill requiring active Claude.ai subscription or Claude Code integration. No standalone, offline, or self-hosted deployment path is described.
  • You need explainability or auditability of prompt modifications — The skill applies techniques internally without exposing the reasoning for specific word choices or structure changes, making it difficult to audit or explain decisions to stakeholders.

License & commercial use

Licensed under MIT (MIT License), a permissive OSI-approved license allowing unrestricted use, modification, and redistribution in commercial and private contexts, subject to inclusion of the license notice.

MIT license permits commercial use without restriction. However, Prompt Master is a Claude skill that depends on Anthropic's Claude API (subscription required). Commercial deployment requires valid Claude subscription and compliance with Anthropic's terms of service, which are not detailed here. Review Anthropic's commercial licensing terms separately before production rollout.

DEV.co evaluation signals

Editorial assessment — not user reviews. Directional, with an explicit confidence level.

SignalAssessment
MaintenanceActive
DocumentationStrong
License clarityClear
Deployment complexityLow
DEV.co fitGood
Assessment confidenceHigh
Security considerations

Prompt Master receives and processes user prompts (potentially containing sensitive context, API keys, business logic, or proprietary code). No description of data retention, logging, encryption, or compliance controls. Prompts are routed through Claude's API; review Anthropic's privacy policy and data handling for your threat model. No guarantees on prompt sanitization or filtering of secrets before processing.

Alternatives to consider

Custom prompt templates + human review

Manual prompt engineering with version-controlled templates and peer review avoids API costs per prompt and provides full auditability, at the cost of higher latency and specialized skill requirements.

OpenAI Prompt Engineering Guide or similar static resources

Free, offline, tool-agnostic guidance on prompt structure and best practices. Requires more manual effort but no subscription dependency and no token overhead from using an AI tool to write prompts.

LangChain / LlamaIndex prompt optimization modules

Programmatic, open-source prompt management and optimization with API integration, better suited for high-volume, batch, or embedded use cases where dependency on Claude skill availability is unacceptable.

Software development agency

Build on prompt-master with DEV.co software developers

Deploy Prompt Master as a Claude skill to systematically optimize prompts for any AI tool. Eliminate iterative refinement cycles and reduce token waste across your organization.

Talk to DEV.co

Related open-source tools

Surfaced by semantic similarity across the DEV.co open-source index.

promptflowpromptrproduct-manager-prompts

Related on DEV.co

Explore the category and the services that help you build with it.

AI FrameworksAI Development ServicesAI Application DevelopmentCustom Software DevelopmentTalk to DEV.co

prompt-master FAQ

Does using Prompt Master increase or decrease total token spend?
Prompt Master consumes tokens to generate optimized prompts (typically 60–380 tokens per generation based on examples). If optimized prompts reduce downstream API calls (fewer re-prompts), net spend may decrease. However, this is not guaranteed and depends on baseline prompt quality and task complexity. Model calculations before relying on cost reduction.
Can Prompt Master be used offline or self-hosted?
No. Prompt Master is a Claude skill requiring an active Claude.ai subscription or Claude Code integration. No standalone, open-source inference mode or self-hosted option is provided.
What happens if I ask Prompt Master about a tool not in the 30+ documented profiles?
A universal fingerprint (4 clarifying questions) is applied to infer the tool's behavior and constraints. Quality and accuracy for novel tools is unknown; testing in a non-critical context before production use is recommended.
Can I version-control or audit the prompts generated by Prompt Master?
Prompts are delivered as copyable text blocks only. No built-in export, versioning, or audit trail exists. You must manually copy, store, and track changes in external tools (git, wiki, etc.).

From evaluation to production software

DEV.co pairs senior engineers with teams adopting tools like prompt-master. Our software development services span ai frameworks architecture, implementation, and the AI development services that increasingly sit alongside them.

Reduce AI API costs and improve prompt quality

Deploy Prompt Master as a Claude skill to systematically optimize prompts for any AI tool. Eliminate iterative refinement cycles and reduce token waste across your organization.

Talk to DEV.coSchedule a Consultation