GPT–LLM Playground - Alternatives & Competitors

Ranked by Relevance

• 1
  BenchLLM The best way to evaluate LLM-powered apps

  BenchLLM is a tool for evaluating LLM-powered applications. It allows users to build test suites, generate quality reports, and choose between automated, interactive, or custom evaluation strategies.

  • Other
• 2
  PromptsLabs A Library of Prompts for Testing LLMs

  PromptsLabs is a community-driven platform providing copy-paste prompts to test the performance of new LLMs. Explore and contribute to a growing collection of prompts.

  • Free
• 3
  Compare AI Models AI Model Comparison Tool

  Compare AI Models is a platform providing comprehensive comparisons and insights into various large language models, including GPT-4o, Claude, Llama, and Mistral.

  • Freemium
• 4
  OppenheimerGPT Compare Leading AI Models Side-by-Side

  OppenheimerGPT is a macOS app that allows users to compare responses from top AI models like Gemini and ChatGPT simultaneously. Enhance your prompting experience and determine the best AI for your needs.

  • Freemium
• 5
  PromptMage A Python framework for simplified LLM-based application development

  PromptMage is a Python framework that streamlines the development of complex, multi-step applications powered by Large Language Models (LLMs), offering version control, testing capabilities, and automated API generation.

  • Other
• 6
  Langtail The low-code platform for testing AI apps

  Langtail is a comprehensive testing platform that enables teams to test and debug LLM-powered applications with a spreadsheet-like interface, offering security features and integration with major LLM providers.

  • Freemium
  • From 99$
• 7
  lm-studio.me Local LLM Running & Download Platform

  LM Studio is a user-friendly desktop application that allows users to run various large language models (LLMs) locally and offline, including Llama 2, PN3, Falcon, Mistral, StarCoder, and GEMMA models from Hugging Face.

  • Free
• 8
  Gentrace Intuitive evals for intelligent applications

  Gentrace is an LLM evaluation platform designed for AI teams to test and automate evaluations of generative AI products and agents. It facilitates collaborative development and ensures high-quality LLM applications.

  • Usage Based
• 9
  ChatTab Native Mac App For ChatGPT

  ChatTab is a native macOS application for accessing various ChatGPT and Claude models. It offers a streamlined, efficient, and secure way to interact with AI.

  • Pay Once
• 10
  Agenta End-to-End LLM Engineering Platform

  Agenta is an LLM engineering platform offering tools for prompt engineering, versioning, evaluation, and observability in a single, collaborative environment.

  • Freemium
  • From 49$
• 11
  MindMac Connect seamlessly, chat effortlessly with ChatGPT on macOS

  MindMac is a native macOS application that provides a seamless interface for ChatGPT interactions, featuring inline mode, multiple AI model support, and extensive customization options.

  • Pay Once
  • From 29$
• 12
  ModelBench No-Code LLM Evaluations

  ModelBench enables teams to rapidly deploy AI solutions with no-code LLM evaluations. It allows users to compare over 180 models, design and benchmark prompts, and trace LLM runs, accelerating AI development.

  • Free Trial
  • From 49$
• 13
  Promptotype The platform for structured prompt engineering

  Promptotype is a platform designed for structured prompt engineering, enabling users to develop, test, and monitor LLM tasks efficiently.

  • Freemium
  • From 6$
• 14
  LLM Price Check Compare LLM Prices Instantly

  LLM Price Check allows users to compare and calculate prices for Large Language Model (LLM) APIs from providers like OpenAI, Anthropic, Google, and more. Optimize your AI budget efficiently.

  • Free
• 15
  Libretto LLM Monitoring, Testing, and Optimization

  Libretto offers comprehensive LLM monitoring, automated prompt testing, and optimization tools to ensure the reliability and performance of your AI applications.

  • Freemium
  • From 180$
• 16
  MLflow ML and GenAI made simple

  MLflow is an open-source, end-to-end MLOps platform for building better models and generative AI apps. It simplifies complex ML and generative AI projects, offering comprehensive management from development to production.

  • Free
• 17
  FridayGPT AI Copilot for your Mac

  FridayGPT is a Mac app that provides instant access to ChatGPT, voice-to-text, and quick AI actions. It offers a one-time purchase with optional yearly updates.

  • Pay Once
• 18
  Prompt Octopus LLM evaluations directly in your codebase

  Prompt Octopus is a VSCode extension allowing developers to select prompts, choose from 40+ LLMs, and compare responses side-by-side within their codebase.

  • Freemium
  • From 10$
• 19
  Prompt Hippo Test and Optimize LLM Prompts with Science.

  Prompt Hippo is an AI-powered testing suite for Large Language Model (LLM) prompts, designed to improve their robustness, reliability, and safety through side-by-side comparisons.

  • Freemium
  • From 100$
• 20
  gptme Personal AI assistant/agent in your terminal

  gptme is a terminal-based AI assistant that can execute code, manipulate files, browse the web, and use vision, serving as a powerful tool for developers and knowledge workers.

  • Free
• 21
  LLM Explorer Discover and Compare Open-Source Language Models

  LLM Explorer is a comprehensive platform for discovering, comparing, and accessing over 46,000 open-source Large Language Models (LLMs) and Small Language Models (SLMs).

  • Free
• 22
  Freeplay The All-in-One Platform for AI Experimentation, Evaluation, and Observability

  Freeplay provides comprehensive tools for AI teams to run experiments, evaluate model performance, and monitor production, streamlining the development process.

  • Paid
  • From 500$
• 23
  MacGPT ChatGPT on your Mac and Menubar

  Access ChatGPT from anywhere on your Mac. Features include global access, inline integration, menubar access, and conversation mode.

  • Free
• 24
  Parea Test and Evaluate your AI systems

  Parea is a platform for testing, evaluating, and monitoring Large Language Model (LLM) applications, helping teams track experiments, collect human feedback, and deploy prompts confidently.

  • Freemium
  • From 150$
• 25
  promptfoo Test & secure your LLM apps with open-source LLM testing

  promptfoo is an open-source LLM testing tool designed to help developers secure and evaluate their language model applications, offering features like vulnerability scanning and continuous monitoring.

  • Freemium
• 26
  Transformer Lab The Open Source Platform for Training Advanced AI Models

  Transformer Lab is an open-source platform enabling researchers, ML engineers, and developers to collaboratively build, train, evaluate, and deploy AI models with features like provenance, reproducibility, and transparency.

  • Free
• 27
  RoostGPT Automated Test Case Generation using LLMs for Reliable Software Development

  RoostGPT is an AI-powered testing co-pilot that automates test case generation, providing 100% test coverage while detecting static vulnerabilities. It leverages Large Language Models to enhance software development efficiency and reliability.

  • Paid
  • From 25000$
• 28
  Keywords AI LLM monitoring for AI startups

  Keywords AI is a comprehensive developer platform for LLM applications, offering monitoring, debugging, and deployment tools. It serves as a Datadog-like solution specifically designed for LLM applications.

  • Freemium
  • From 7$
• 29
  LM Studio Discover, download, and run local LLMs on your computer

  LM Studio is a desktop application that allows users to run Large Language Models (LLMs) locally and offline, supporting various architectures including Llama, Mistral, Phi, Gemma, DeepSeek, and Qwen 2.5.

  • Free
• 30
  Hegel AI Developer Platform for Large Language Model (LLM) Applications

  Hegel AI provides a developer platform for building, monitoring, and improving large language model (LLM) applications, featuring tools for experimentation, evaluation, and feedback integration.

  • Contact for Pricing
• 31
  Nat.dev An AI Playground for Everyone

  Nat.dev is an online AI playground allowing users to compare various large language models (LLMs) like GPT-4, Claude 3, and Llama 3 side-by-side using the same prompt. Evaluate and experiment with different AI model responses in one interface.

  • Free
• 32
  AI Lingo Play Practice your language skills through AI powered role-play

  AI Lingo Play is a realistic role-play app that helps language learners practice their skills by chatting with AI characters in real-life scenarios across multiple languages.

  • Free
• 33
  Reprompt Collaborative prompt testing for confident AI deployment

  Reprompt is a developer-focused platform that enables efficient testing and optimization of AI prompts with real-time analysis and comparison capabilities.

  • Usage Based
• 34
  Langfuse Open Source LLM Engineering Platform

  Langfuse provides an open-source platform for tracing, evaluating, and managing prompts to debug and improve LLM applications.

  • Freemium
  • From 59$
• 35
  LLM Pricing A comprehensive pricing comparison tool for Large Language Models

  LLM Pricing is a website that aggregates and compares pricing information for various Large Language Models (LLMs) from official AI providers and cloud service vendors.

  • Free
• 36
  GPT Free Unlimited AI Language Model Access Without Cost

  GPT Free is a platform offering unlimited access to AI language models, providing free and open-source tools for developers, researchers, and AI enthusiasts.

  • Free
• 37
  klu.ai Next-gen LLM App Platform for Confident AI Development

  Klu is an all-in-one LLM App Platform that enables teams to experiment, version, and fine-tune GPT-4 Apps with collaborative prompt engineering and comprehensive evaluation tools.

  • Freemium
  • From 30$
• 38
  LLM Chess Play Chess Against Advanced Language Models

  LLM Chess allows users to play chess against AI language models like gpt-3.5-turbo and gpt-4 using their own API key.

  • Free
• 39
  Superpipe The OSS experimentation platform for LLM pipelines

  Superpipe is an open-source experimentation platform designed for building, evaluating, and optimizing Large Language Model (LLM) pipelines to improve accuracy and minimize costs. It allows deployment on user infrastructure for enhanced privacy and security.

  • Free
• 40
  MacCopilot Native Copilot App for macOS

  MacCopilot is a macOS application that integrates with AI models like GPT-4, ClaudeAI, and Google Gemini. It allows users to capture screen content and interact with AI for insights and analysis.

  • Paid
  • From 30$
• 41
  WebGPU GPT Model Demo Experiment with GPT Models Directly in Your Browser

  WebGPU GPT Model Demo allows users to experiment with various GPT models, including Shakespeare and GPT-2, directly within their web browser using WebGPU.

  • Free
• 42
  OpenPipe Fine-tuning for Production Apps

  OpenPipe offers a platform to train, evaluate, and deploy high-quality, cost-effective fine-tuned models. It simplifies the process of collecting data, training models, and automating deployment.

  • Usage Based
• 43
  Humanloop The LLM evals platform for enterprises to ship and scale AI with confidence

  Humanloop is an enterprise-grade platform that provides tools for LLM evaluation, prompt management, and AI observability, enabling teams to develop, evaluate, and deploy trustworthy AI applications.

  • Freemium
• 44
  MIOSN Stop overthinking LLMs. Find the optimal model at the lowest cost.

  MIOSN helps users find the most suitable and cost-effective Large Language Model (LLM) for their specific tasks by analyzing and comparing different models.

  • Free
• 45
  ChatPlayground Access and Compare 20+ AI Models in One Platform

  ChatPlayground is a comprehensive AI platform that allows users to access and compare responses from 20+ leading AI models including GPT-4, Claude, and Gemini, helping users achieve better AI answers 73% more often.

  • Usage Based
  • From 19$
• 46
  OpenRouter A unified interface for LLMs

  OpenRouter provides a unified interface for accessing and comparing various Large Language Models (LLMs), offering users the ability to find optimal models and pricing for their specific prompts.

  • Usage Based
• 47
  OpenLIT Open Source Platform for AI Engineering

  OpenLIT is an open-source observability platform designed to streamline AI development workflows, particularly for Generative AI and LLMs, offering features like prompt management, performance tracking, and secure secrets management.

  • Other
• 48
  SysPrompt The collaborative prompt CMS for LLM engineers

  SysPrompt is a collaborative Content Management System (CMS) designed for LLM engineers to manage, version, and collaborate on prompts, facilitating faster development of better LLM applications.

  • Paid
• 49
  Kolosal AI The Ultimate Local LLM Platform

  Kolosal AI is a lightweight, open-source application enabling users to train, run, and chat with local Large Language Models (LLMs) directly on their devices, ensuring complete privacy and control.

  • Free
• 50
  IntelliBar No-subscription access to multiple AI models through a single Mac interface designed for efficiency

  IntelliBar is a powerful Mac-based AI assistant that provides access to multiple language models including GPT-4, Claude, and Gemini, along with local models, through a streamlined interface focused on privacy and productivity.

  • Pay Once
  • From 29$