nowfound

Alternatives

Products that do what PromptsLabs does

AI Prompt Library for LLM Testing

  1. 1

    AI prompt engineering business model guide

    2023

  2. 2

    test the performance of different models with the prompts

    2024

  3. 3

    Curated best AI prompts for ChatGPT & Bard

    2023

  4. 4

    AI prompt finder

    2023

  5. 5PE

    Nowadays, a common AI tech stack has hundreds of different prompts running across different LLMs. Three key problems: - Choices, picking from 100s of LLMs the best LLM for that 1 prompt is gonna be challenging, you're probably not picking the most optimized LLM for a prompt you wrote. - Scaling/Upgrading, similar to choices but you want to keep consistency of your output even when models depreciate or configurations change. - Prompt management is scary, if something works, you'll never want to touch it but you should be able to without fear of everything breaking. So we launched Prompt…

    2024 · jigsawstack.com

  6. 6

    The context manager and skills library for marketing teams

    Apr 2026 · promptr.ai

  7. 7

    Compare AI models side-by-side on same prompt

    Feb 2026 · testaimodels.com

  8. 8

    Test outputs and performance of popular LLMs for your prompt

    2024

  9. 9

    Find AI tools you need

    2025

  10. 10
    Prompto13

    Manage and export prompts like a pro

    2025

  11. 11

    Better prompts. Better AI results. Fix prompts fast

    2025

  12. 12
    Scop.ai22

    Generate task & model specific system prompts in seconds

    2025

  13. 13

    Build & run AI agents on free premium LLMs

    2025

  14. 14

    Create, Share, and Discover AI Text Prompts

    2024

  15. 15

    Prompt optimzation for your AI products

    2025

  16. 16

    Your daily library of ready-to-use AI prompts

    Oct 2025 · quick2chat.com

  17. 17

    Human curated collection of powerful AI workflows & prompts

    Jan 2026 · bundl.ai

  18. 18

    Discover & Share Millions of AI Prompts, Free

    2025

  19. 19

    Playground to debug and optimise LLM prompts.

    Nov 2025 · tryurprompt.app

  20. 20

    Find & Try Awesome Prompts on the Most Popular LLM Models!🔥

    2025

  21. 21

    Find which AI wins for YOUR prompts. Test 100+ models free.

    Dec 2025 · promptperf.dev

  22. 22IB

    Hi HN, I'm pleased to share Promptspot, an open-source (Apache License 2.0) project that helps automate testing of large language model (LLM) prompts against an array of input data. Modern LLMs offer an enormous amount of leverage if you "teach the bot to fish" — i.e. simply prompt it with both a "system prompt" (which typically doesn't change often) and a dynamic input, which is often application state, search results, recent activity, user profile data, etc. Existing playgrounds and prompt management systems often lack the rigor and flexibility required for this dynamic approach — and as…

    2023 · github.com

  23. 23

    Find & copy AI prompts — fast.

    Oct 2025 · aipromptcopy.org

  24. 24

    The best answer. The first time.

    2025 · promptcannon.com

Ranked by how close each launch is in meaning, then by votes. Refine with your own description →