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AI · alternatives · 2026

24 alternatives to OnePrompt

Compare AIs in an instant

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1
    Cuey▲309

    Compare ChatGPT, Claude & Gemini answers in one tab.

    Jul 2026 · cuey.io · its alternatives →

  2. 2
    Ithy AI▲167

    This is another one of my automate-my-life projects - I'm constantly asking the same question to different AIs since there's always the hope of getting a better answer somewhere else. Maybe ChatGPT's answer is too short, so I ask Perplexity. But I realize that's hallucinated, so I try Gemini. That answer sounds right, but I cross-reference with Claude just to make sure. This doesn't really apply to math/coding (where o1 or Gemini can probably one-shot an excellent response), but more to online search, where information is more fluid and there's no "right" search engine + text…

    2025 · ithy.com · its alternatives →

  3. 3

    Chooses the best answer between GPT, Gemini, and Claude

    2024 · choosy.chat · its alternatives →

  4. 4

    Hey HN — I'm Parth, I built thisorthis.ai because I was tired of copy-pasting the same prompt across ChatGPT, Claude, and Gemini tabs to figure out which model actually gave the best answer. What it does: You type one prompt, pick 2–6 models (we support 47 text models and several image models across OpenAI, Anthropic, Google, xAI, Meta, Amazon, Mistral, Cohere, AI21), and see every response side-by-side. There's also a feature called SmartPick that uses an LLM evaluator to score each response on Clarity, Accuracy, Completeness, and Helpfulness — useful when you're comparing 6 models and…

    2024 · thisorthis.ai · its alternatives →

  5. 5

    Compare AI models side by side with one prompt

    2025 · aimodelscompare.com · its alternatives →

  6. 6

    Use multiple LLMs at once, privately!

    Aug 2026 · transferllm.com · its alternatives →

  7. 7

    Start, grow and scale your one-person business with AI.

    2024 · godofprompt.ai · its alternatives →

  8. 8

    Compare AI Responses Instantly

    2024 · its alternatives →

  9. 9

    Ask any AI anything

    2024 · multi-ai-chat-app.vercel.app · its alternatives →

  10. 10

    Have you ever found yourself toggling between different language models, trying to figure out which one gives the best answers to your complex questions? Trust me, I've been there.

    2024 · franz101.substack.com · its alternatives →

  11. 11

    Free master prompts for ChatGPT, Claude, Gemini & more

    Mar 2026 · understandingai.net · its alternatives →

  12. 12

    Compare 3 AIs with a smart summary and Brainstorming

    Jan 2026 · its alternatives →

  13. 13

    Chat Smarter—Compare ChatGPT, Gemini, and Grok in One Place.

    2025 · its alternatives →

  14. 14

    ChatGPT, Claude, Gemini, Which one is the best? Compare them

    2025 · chatcomparison.ai · its alternatives →

  15. 15

    Free ChatGPT, Claude, Perplexity Sidebar - Chrome Web Store

    2025 · chromewebstore.google.com · its alternatives →

  16. 16
    FixProm▲15

    Speak your mind, we'll refine it.

    2025 · its alternatives →

  17. 17

    Ask 12 LLMs the same question — see who answers best

    Oct 2025 · comparelabs.ai · its alternatives →

  18. 18

    AI Side Panel: All your AI tools, one click away.

    2025 · chromewebstore.google.com · its alternatives →

  19. 19
    Ai1▲1

    Ask Claude, GPT-4o, Gemini, Llama & Grok at once

    Feb 2026 · ai1-production-aa3a.up.railway.app · its alternatives →

  20. 20

    Six AIs debate it. You get one clear answer.

    May 2026 · aiquorum.io · its alternatives →

  21. 21

    I kept pasting the same question across several AI platforms to make sure I got the best answer. I found this process time-consuming, and difficult to compare the answers between platforms. So I built ChatHawk. It's a tool that lets you ask a question and have it answered by all the flagship AI models at once. These models are currently Gemini 2.5 pro, GPT-5, Grok-4 and Claude: Sonnet 4. ChatHawk also uses AI to get the best parts from each response to provide a 'Best of All Models' answer. I've found it useful for these use cases: 1. When you want to make sure the answer is right. E.g. for…

    Oct 2025 · chathawk.co · its alternatives →

  22. 22

    Compare Claude, ChatGPT & Gemini responses side by side

    May 2026 · its alternatives →

  23. 23

    Compare ChatGPT, Claude, and Gemini on one screen

    Apr 2026 · chromewebstore.google.com · its alternatives →

  24. 24

    Free Chrome and Edge extension for chatting with multiple AI models at once. Compare ChatGPT, Claude, Gemini, DeepSeek, Grok and more side by side.

    Nov 2025 · aichathub.net · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →