LLMStack - Alternatives & Competitors

Ranked by Relevance

• 1
  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
• 2
  Flowise Build LLM Apps Easily - Open Source Low-Code Tool for LLM Orchestration

  Flowise is an open-source low-code platform that enables developers to build customized LLM orchestration flows and AI agents through a drag-and-drop interface.

  • Freemium
  • From 35$
• 3
  The Full Stack Master the Entire Lifecycle of AI-Powered Product Development

  The Full Stack offers courses and resources for building AI-powered products, covering everything from initial concept to deployment and continual learning.

  • Free
• 4
  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
• 5
  Missing Studio An open-source AI studio for rapid development and robust deployment of production-ready generative AI.

  Missing Studio is an open-source AI platform designed for developers to build and deploy generative AI applications. It offers tools for managing LLMs, optimizing performance, and ensuring reliability.

  • Free
• 6
  Laminar The AI engineering platform for LLM products

  Laminar is an open-source platform that enables developers to trace, evaluate, label, and analyze Large Language Model (LLM) applications with minimal code integration.

  • Freemium
  • From 25$
• 7
  Taam Cloud The AI API Platform Built for Scale.

  Taam Cloud is an AI API platform offering seamless integration with over 200 AI models. It provides enterprise-grade performance and security for developers and businesses.

  • Freemium
• 8
  Label Studio The most flexible data labeling platform to fine-tune LLMs, prepare training data or validate AI models

  Label Studio is an open-source data labeling platform that enables users to annotate various data types including GenAI, images, audio, text, time series, and video for machine learning model training and validation.

  • Freemium
• 9
  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$
• 10
  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$
• 11
  Stack AI Build and Deploy AI Applications in minutes

  Stack AI is a comprehensive platform that enables users to create and deploy AI applications with various AI models, integrations, and automation capabilities, offering solutions from basic chatbots to enterprise-grade AI systems.

  • Freemium
  • From 199$
• 12
  Haystack The Production-Ready Open Source AI Framework

  Haystack is a highly customizable, open-source AI framework designed for building production-ready applications with leading LLM providers and AI tools. It offers flexible components and pipeline architecture for various use cases, from simple RAG applications to complex agent workflows.

  • Free
• 13
  Langbase The most powerful serverless platform for building AI products

  Langbase is a serverless AI developer platform that enables developers to build, deploy, and manage AI products with composable infrastructure, featuring BaseAI - the first Web AI Framework.

  • Freemium
  • From 20$
• 14
  Molmo AI Open-source multimodal AI that's powerful and free for everyone

  Molmo AI is an open-source multimodal artificial intelligence platform that processes text, images, and various data types with state-of-the-art performance, offering enterprise-level capabilities without cost.

  • Free
• 15
  Dialoq AI Run any AI models through one simple unified API

  Dialoq AI is a comprehensive API gateway that enables developers to access and integrate 200+ Language Learning Models (LLMs) through a single, unified API, streamlining AI application development with enhanced reliability and cost predictability.

  • Contact for Pricing
• 16
  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
• 17
  Llama Workspace The open-source AI assistant for work.

  Llama Workspace is an open-source, extensible ChatGPT Enterprise alternative that works with various Large Language Models, runs on custom infrastructure, and reduces subscription costs by up to 70%.

  • Freemium
  • From 4$
• 18
  Tate-A-Tate A next-generation AI agent development platform

  Tate-A-Tate is a platform for developing AI agents using pre-built tools and user data, requiring no coding knowledge. It allows users to create workflows and custom tools for business improvement.

  • Freemium
  • From 39$
• 19
  LatticeFlow AI AI Results You Can Trust

  LatticeFlow AI helps businesses develop performant, trustworthy, and compliant AI applications. The platform focuses on ensuring AI models are reliable and meet regulatory standards.

  • Contact for Pricing
• 20
  GaiaHub Build Your AI App Without Code

  GaiaHub is a platform where developers create and share building blocks to construct LLM applications. Users can create AI applications quickly and easily without writing any code.

  • Freemium
  • From 15$
• 21
  Toolhouse Supercharge your AI. Superfast.

  Toolhouse is a complete cloud infrastructure platform that enables developers to equip LLMs with actions and knowledge using just 3 lines of code, offering a Tool Store for instant integration of AI capabilities.

  • Freemium
• 22
  ClearML The End-to-End Platform for AI Builders

  ClearML is an open-source platform designed to accelerate the development and deployment of AI/ML and LLM models at scale, offering a complete solution for developers.

  • Freemium
  • From 15$
• 23
  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$
• 24
  Argilla A collaboration tool for building high-quality AI datasets

  Argilla is an open-source collaboration platform that enables AI engineers and domain experts to build and maintain high-quality datasets for language model training, fine-tuning, and evaluation.

  • Other
• 25
  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
• 26
  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$
• 27
  LaunchLemonade The Most Advanced AI Platform for Marketing Teams

  LaunchLemonade is a no-code platform that enables non-technical business owners to create, customize, and deploy AI tools (called Lemonades) using multiple AI models, with features for personal use, team collaboration, and monetization.

  • Freemium
  • From 25$
• 28
  ChainML Shaping a Better Future Powered by AI Agents

  ChainML is an AI research and development company specializing in AI agent technologies. They offer Council Analytics, a generative AI platform for conversational data analysis, and the open-source Council framework for building production-grade AI agents.

  • Contact for Pricing
• 29
  Monoid Turn your APIs into AI Agents

  Monoid is an open-source platform that transforms APIs into AI Agents, enabling LLMs to gain context and perform real-time actions through a seamless and customizable interface.

  • Free Trial
• 30
  Avian API Fastest, production grade API for Open Source LLMs

  Avian API is an enterprise-grade language model inference platform offering state-of-the-art LLMs with superior speed and competitive pricing, powered by Meta's Llama models and Nvidia H200 SXM technology.

  • Usage Based
  • From 3$
• 31
  Ollama Get up and running with large language models locally

  Ollama is a platform that enables users to run powerful language models like Llama 3.3, DeepSeek-R1, Phi-4, Mistral, and Gemma 2 on their local machines.

  • Free
• 32
  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
• 33
  Kalavai Turn your devices into a scalable LLM platform

  Kalavai offers a platform for deploying Large Language Models (LLMs) across various devices, scaling from personal laptops to full production environments. It simplifies LLM deployment and experimentation.

  • Paid
  • From 29$
• 34
  Agno An open-source platform to build, ship and monitor agentic systems.

  Agno is an open-source platform for building, deploying, and monitoring AI agents. It allows developers to create high-performance agents with memory, knowledge, and tool integration capabilities.

  • Free
• 35
  AIML API One API, 200+ AI Models with 99% Uptime

  AIML API is a comprehensive AI model marketplace offering seamless integration of 200+ AI models through a single API endpoint, featuring models from leading providers like OpenAI, Anthropic, Google, and Meta AI.

  • Usage Based
• 36
  Lega Large Language Model Governance

  Lega empowers law firms and enterprises to safely explore, assess, and implement generative AI technologies. It provides enterprise guardrails for secure LLM exploration and a toolset to capture and scale critical learnings.

  • Contact for Pricing
• 37
  AgentForge Launch your AI startup in days, not weeks

  AgentForge is a comprehensive NextJS boilerplate platform that enables developers to build, deploy, and test AI applications with pre-built agents, customizable workflows, and integrated tools like LangChain, Langgraph, and OpenAI.

  • Pay Once
• 38
  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
• 39
  VESSL AI Operationalize Full Spectrum AI & LLMs

  VESSL AI provides a full-stack cloud infrastructure for AI, enabling users to train, deploy, and manage AI models and workflows with ease and efficiency.

  • Usage Based
• 40
  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
• 41
  TextLayer Streamlined Research for Developers

  TextLayer is an AI-powered research assistant that helps developers and tech professionals discover, understand, and implement the latest research papers and technological advancements.

  • Freemium
  • From 14$
• 42
  LLMate Bring Marketing Data to Life So You Can Talk to It

  LLMate is an AI-powered marketing analytics platform that consolidates data from multiple marketing sources and enables natural language interactions for deeper insights and automated reporting.

  • Paid
  • From 49$
• 43
  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$
• 44
  llmChef Perfect AI responses with zero effort

  llmChef is an AI enrichment engine that provides access to over 100 pre-made prompts (recipes) and leading LLMs, enabling users to get optimal AI responses without crafting perfect prompts.

  • Paid
  • From 5$
• 45
  Portkey Control Panel for AI Apps

  Portkey is a comprehensive AI operations platform offering AI Gateway, Guardrails, and Observability Suite to help teams deploy reliable, cost-efficient, and fast AI applications.

  • Freemium
  • From 49$
• 46
  LMQL A programming language for LLMs.

  LMQL is a programming language designed for large language models, offering robust and modular prompting with types, templates, and constraints.

  • Free
• 47
  Botpress The Complete AI Agent Platform

  Botpress is an all-in-one platform for building, deploying, and managing AI agents powered by the latest LLMs. It offers a visual studio, integration hub, and robust API for agent development.

  • Freemium
• 48
  LanguageGUI The UI Kit for LLMs

  LanguageGUI is an open-source design system and UI Kit that enables Large Language Models (LLMs) to format text outputs into richer graphical user interfaces.

  • Free
• 49
  AgentOps Industry leading developer platform to test, debug, and deploy AI agents

  AgentOps is a comprehensive developer platform that enables testing, debugging, and deployment of AI agents with support for 400+ LLMs, Crews, and AI agent frameworks.

  • Freemium
  • From 40$
• 50
  Inferable The managed LLM-engineering platform

  Inferable is a fully managed platform for building and deploying LLM-based applications. It provides robust tools for managing state, ensuring reliability, and orchestrating custom AI workflows.

  • Usage Based
  • From 10$