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Prompto

Prompto is a web-based, no-code prompt engineering and AI code generation platform that helps you design, test, version, and compare prompts across leading models like GPT-4, Llama 2, and Gemini. With

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What is Prompto?

Prompto is a web-based platform for designing, testing, and comparing prompts across multiple AI models including GPT-4, Llama 2, and Gemini. It's designed for people who work with AI models but don't have extensive technical expertise. The platform lets you create prompts, test them against different models side-by-side, save versions for future reference, and share work with teammates. This is useful if you're experimenting with AI outputs and want to understand how different models respond to the same instruction, or if you're building applications that depend on prompt quality. Prompto is currently in beta, available on a freemium basis.

Key features

Multi-model comparison

test the same prompt across GPT-4, Llama 2, Gemini, and other models to see which performs best for your needs

Side-by-side result view

compare model outputs directly to evaluate quality and differences in responses

Prompt versioning

save and manage different versions of your prompts to track changes and improvements over time

Prompt library

store reusable prompts and templates for common tasks to avoid rewriting instructions

Collaboration tools

share prompts and results with team members for feedback and iteration

No-code interface

create and test prompts without writing code or managing API keys manually

Pros & cons

Advantages

  • Compare outputs from multiple AI models at once rather than switching between different platforms
  • Suitable for non-technical users who want to experiment with prompts without command-line or API knowledge
  • Version history helps track what worked and what didn't across iterations
  • Collaboration features allow teams to refine prompts together

Limitations

  • Currently in beta, so the platform may have bugs or missing features, and stability isn't guaranteed
  • Limited to web access only; no desktop or mobile apps available yet
  • Using multiple premium models (like GPT-4) will incur costs beyond Prompto's own pricing

Use cases

Testing different phrasings of a prompt to find which produces the most useful AI output

Building and maintaining a library of effective prompts for your team to reuse

Deciding which AI model works best for a specific task before committing to it

Collaborating with colleagues to refine prompts for customer-facing AI applications

Experimenting with prompt techniques like chain-of-thought or role-based instructions across models

Ready to try Prompto?

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Pricing

Free

Free

Limited access to prompt testing and comparison; basic prompt library; restricted number of tests per month

Paid (exact tier names and pricing not confirmed)

TBD

Unlimited testing, full collaboration features, larger prompt library, priority support

Get started with Prompto

Click through to Prompto and start using it now.

Try Prompto free
  • Free plan available
  • No credit card