Prompt Picker

What it does

Prompt Picker helps you choose better system prompts and custom instructions for your LLM-powered applications by running experiments over simulated user inputs.

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  Prompt Engine – Auto pick LLMs based on your prompts2024 · jigsawstack.com · ▲93

  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…

• AP
  Automatic prompt optimizer for LLMs2023 · promptperfect.jina.ai · ▲126
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  Prompt Whisperer2024 · chatwhisperer.ai · ▲352

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  Prompts2023 · wandb.ai · ▲123

  LLMOps and prompt engineering

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  Prompter IDE2025 · ▲85

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  Prompt AnythingFeb 2026 · promptanything.io · ▲32

  Your best prompts built for you. Using the best LLM.

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  Spira Maxima▲578

  Video model that turns script into viral social media videos

  AI · 19d ago · spira.ai

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  FastRouter.ai▲364

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  Flowla▲1,119

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  Passionfroot Discovery▲962

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  Re:catch▲939

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  Pitch 2.0▲886

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  LeadDelta 3.0▲883

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  SpeedVitals▲829

  Hi HN, I’m Kashish, one of the co-founders of SpeedVitals, a platform for testing & monitoring website performance with a major emphasis on Core Web Vitals. Until now, our platform has only focused on Synthetic/Lab testing, such as Lighthouse tests and TTFB tests. But now, we have developed a Real-User Monitoring platform that doubles up as a Web Analytics tool. One major feature we have that most RUM tools lack is Performance Audits. Just like Lighthouse audits work on Lab test data, our audits work across all the real-user visits and gives suggestions on what task to prioritize first.…

  Dev tools · 2023 · speedvitals.com