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AI · alternatives · 2026

24 alternatives to UnichatGPT-Multip LLM Comparison

Multiple models respond simultaneously, pick your answer

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
    ChatGPT▲1,643

    A long, meandering, playful conversation with ChatGPT, where I take it through a whirlwind of associative tangents (in order to relax its constraints), then put it into a hypnotic trance and take it into a past-lives regression where it re-lives its own training data. Then I switch it back and forth between "4o" and "o1-preview", engage in some self-reflective philosophizing and ask it to write an essay summarizing our interaction. Some of this is just goofy fun. Some of it is me exploring the tradeoffs between policy alignment, imagination, chain-of-thought reasoning, memory, agreeableness,…

    2022 · chatgpt.com · its alternatives →

  2. 2
    GPT-4▲1,160

    More accurate, less cringe, smoother & useful daily chats!

    2023 · openai.com · its alternatives →

  3. 3

    Chat with AI using your API keys. Pay only for what you use. ChatGPT, Gemini, Claude, and other LLMs supported. The best chat LLM frontend UI for all AI models.

    2023 · typingmind.com · its alternatives →

  4. 4

    Monitor what ChatGPT, Google Gemini and Claude recommend

    2025 · llmseomonitor.com · its alternatives →

  5. 5

    Use ChatGPT, Claude, and Gemini Side-By-Side

    2025 · chatbetter.com · its alternatives →

  6. 6
    Chatgot▲214

    Chat freely, got every AI assistants here for you

    2023 · chatgot.io · its alternatives →

  7. 7

    Hello HN! I was fed up switching between multiple UIs to ask GPT, Claude, etc… the same question and comparing the answers. So I built a way to ask multiple models the same question efficiently by having the LLM compare the responses and only show you new and valuable information from the 2nd model. This way you still get a fast response as normal from the 1st model, but also get any added value provided by the 2nd model. Initially I built my own UI to use this, but stumbled upon Open WebUI (formerly Ollama WebUI) which is fantastic, but is made more for local access to LLMs. So I talked to…

    2025 · polychat.co · its alternatives →

  8. 8
    LLM Stats▲293

    I was overspending on GPT-4o. It was really hard to compare different models I could switch to, so I built this LLM comparison tool. It shows leaderboards, pricing, and performance data across 100+ LLMs (including all major providers and open-source models). Key features: - Live pricing comparisons - Benchmark Scores (MMLU, HumanEval, GPQA, etc.) - Context length vs cost analysis - Speed/throughput tests across providers - Quality vs price visualizations - Open source (all data verifiable) Try it out: https://llmstats.com I'd like to know your opinion :) Tech stack: Next.js,…

    Oct 2025 · llm-stats.com · its alternatives →

  9. 9

    Hi HN! I built LLM OneStop (https://www.llmonestop.com), a unified interface for accessing multiple AI language models in one place. The main problem I wanted to solve: constantly switching between different AI platforms, managing multiple subscriptions, and losing conversation context when comparing outputs across models. Key features: Switch between GPT-4, Claude, Gemini, Llama, and other models mid-conversation Compare responses side-by-side Single interface instead of juggling multiple tabs/subscriptions Free tier available to try it out (no credit card needed) "Connect"…

    Nov 2025 · llmonestop.com · its alternatives →

  10. 10
    GPT4All▲107

    A chatbot trained on a massive collection of clean data

    2023 · github.com · its alternatives →

  11. 11
    Dolly▲113

    Democratizing the magic of ChatGPT with open models

    2023 · github.com · its alternatives →

  12. 12

    Use multiple LLMs at once, privately!

    Aug 2026 · transferllm.com · its alternatives →

  13. 13

    One balance. Every model. Chat, image, video & audio.

    Jun 2026 · lounge.llmgateway.io · its alternatives →

  14. 14

    any-llm is a library that provides unified access to multiple LLM providers. switching between providers like OpenAI, Anthropic, Google, Mistral, and even Ollama is just a string change. This demo makes it easy to look at and compare responses from different models. Interesting to see how ChatGPT, Claude, Gemini, and local models each reason through the same problems. Let us know what you think!

    2025 · github.com · its alternatives →

  15. 15

    All your language models in one place

    Nov 2025 · llmplace.ai · its alternatives →

  16. 16

    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 →

  17. 17IB

    I'm lost between ChatGPT vs Claude vs Gemini... which subscriptions to take? With Cursor and all these specific AI tools, I just wanted one simple chat app where I can use any model and pay only when I use it. Couldn't find one, so I built one. Pay only for what you use. Your prompts and docs, knowledge bases work with every model - no more copy-pasting between apps. Started as a personal project, but thought someone else might benefit from this too. https://prismharmony.com/chat What do you think?

    2025 · prismharmony.com · its alternatives →

  18. 18

    Simultaneously Chat with Leading LLM Models

    2024 · modelfusion.io · its alternatives →

  19. 19

    I built PolyGPT to solve a problem I had: constantly tab-switching between ChatGPT, Claude, and Gemini to compare their responses. It's a desktop app (Mac/Windows/Linux) that lets you type a prompt once and see all three AI models respond simultaneously in a split view. Useful for: - Comparing technical explanations - Getting multiple perspectives on code problems - Fact-checking answers across models The app is free, open source, and runs locally - your credentials stay on your machine. Download: https://polygpt.app Source:…

    Nov 2025 · polygpt.app · its alternatives →

  20. 20
    GPTNet▲6

    All of your favorite AI models in one platform

    2025 · its alternatives →

  21. 21

    Smartest way to use AI!

    Feb 2026 · its alternatives →

  22. 22

    This is like ChatGPT but simpler, with less features (for now). It offers unlimited access to o3, Claude Sonnet 4 and other models for the pro plan. It offers access to o4-mini and the like for the free version. Requests are unlimited up to rate limits that we hope apply to less than 2% of users (they're transparent and can be seen on the account page). I was sick of having these like t3.chat or abacus.ai that give you very few messages for the $8-$10 / month subscription, so wanted to create something closer to Cursor's new pricing but transparent. Image generation will come soon, I…

    2025 · donsir.com · its alternatives →

  23. 23

    Every AI Model. Switch models without losing context

    Oct 2025 · usemynx.com · its alternatives →

  24. 24GV

    Hey HN, I just updated my project that compares some LLMs. It uses your prompt for all the models and runs at the same time. You can see the results being generated in real-time and decide what's the best for your use case. I'm open to any suggestions and feedback. Thanks!

    2024 · geminivsgpt.com · 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 →