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AI · alternatives · 2026

24 alternatives to LLMTester

Platform to automate conversational chatbots

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
    Craftman▲424

    Custom ChatGPT for SaaS

    2023 · craftman.ai · its alternatives →

  2. 2

    Built a ~9M param LLM from scratch to understand how they actually work. Vanilla transformer, 60K synthetic conversations, ~130 lines of PyTorch. Trains in 5 min on a free Colab T4. The fish thinks the meaning of life is food. Fork it and swap the personality for your own character.

    Apr 2026 · github.com · its alternatives →

  3. 3

    Test-driven development for LLMs

    2023 · benchllm.com · its alternatives →

  4. 4

    Build powerful conversational AI agents

    2024 · yourgpt.ai · its alternatives →

  5. 5

    A UI Kit for Transactional LLM apps

    2025 · mrikal.com · its alternatives →

  6. 6

    Revolutionize LLMs chat platform with pay-as-you-go pricing

    2025 · chat.helpedby.ai · its alternatives →

  7. 7

    Spelltest framework simulates conversations between AI ‘synthetic users' in an environment to test and refine LLM-based applications. It ensures your app converse with utmost accuracy and relevance. Post-chat, Spelltest assesses responses, providing qualitative and quantitative feedback on performance. Suitable for both chat and completion modes. When to use: - After modifying your prompt. - When your LLM provider updates. - As a CI step for you repo. All feedback and collaborations appreciated!

    2023 · github.com · its alternatives →

  8. 8
    Dolly▲113

    Democratizing the magic of ChatGPT with open models

    2023 · github.com · its alternatives →

  9. 9

    LLMStack is a low-code platform that can be used to build LLM apps, chatbots and integrate AI experiences into existing products/workflows. It comes with everything out of the box that one needs to build LLM apps locally. It can also be used in a multi-tenant setting, making it available for everyone to use in an enterprise. Some highlights of the platform: - Chain multiple LLM models allowing for complex pipelines - Includes a vector database and necessary connectors to help enrich LLM responses with private data - App templates tailored to specific use cases to quickly build LLM apps…

    2023 · github.com · its alternatives →

  10. 10
    alphachat▲122

    Automate your SaaS support with powerful conversational AI

    2021 · its alternatives →

  11. 11

    ChatDev 2.0: Dev All through LLM-powered Multi-Agent Collaboration - OpenBMB/ChatDev

    2023 · github.com · its alternatives →

  12. 12IB

    I’ve been playing around with local LLMs for the past couple of months and decided to build something that can run on an iPhone. It’s a universal app built with SwiftUI and the excellent ggml library. The model is an SFT fine tuned and 4 bit quantised version of the RedPajama-INCITE-Chat-3B-v1 OSS LLM. It works reasonably well on recent-ish (~3 year old) iPhones, iPads and Macs. It was launched on the App Store yesterday[1] and Product Hunt today[2]. It seems to be reasonably ok at natural language interactions, but given its size, does pretty badly at coding and reasoning. Also, it…

    2023 · its alternatives →

  13. 13

    An LLM chat web app optimized for Kindle. Contribute to andersrex/kindllm development by creating an account on GitHub.

    2024 · kindllm.app · its alternatives →

  14. 14
    liteLLM▲120

    One library to standardize all LLM APIs

    2023 · litellm.ai · its alternatives →

  15. 15

    Open source LLM chat room

    2024 · chatty.encore.dev · its alternatives →

  16. 16
    LangBot▲21

    Easy-to-use global IM bot platform designed for the LLM era

    2025 · langbot.app · its alternatives →

  17. 17

    The context manager and skills library for marketing teams

    Apr 2026 · promptr.ai · its alternatives →

  18. 18

    Engage in free conversations with advanced LLMs.

    2025 · chats-llm.com · its alternatives →

  19. 19

    I made this experimental art project/game that's an LLM chat assistant, but where you're the AI. I wanted people to get a visceral sense of what it's like to answer the kinds of things that people prompt their chatbots day in and day out. If you're interested, I wrote up some more info on how I made it, including how the "user" prompts are generated with an eye for realism: https://bethechatbot.com/about Hope you enjoy it! I'd love to hear people's takeaways.

    Jul 2026 · bethechatbot.com · its alternatives →

  20. 20
    LLMChat▲13

    An All-in-One AI Chat Experience. Friendly and Privacy-First

    2024 · its alternatives →

  21. 21

    LLM Chatbot with advanced dynamic prompting

    2024 · promptvisor.ai · its alternatives →

  22. 22

    Notifications for AI replies (ChatGPT, Claude, Lovable, ...)

    2025 · chromewebstore.google.com · its alternatives →

  23. 23

    At testup.io we have been working for a while to bring artificial intelligence to the field of test automation. Just a few years ago, the primary challenge laid in accurately identifying UI elements following minor structural changes, such as updates to IDs or paths. The emergence of Large Language Models (LLMs) raised the bar for what it meant to be smart. Now, we anticipate the robot to do lots of things autonomously, such as retry in cases of unresponsiveness or handle minor error reports. A more challenging, but soon expected feature, would involve the test robot navigating your web shop…

    2024 · github.com · its alternatives →

  24. 24

    Get cool answers from custom ChatGPT

    2023 · play.google.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 →