Best Flowstack Alternatives in 2025
-

Build AI apps and chatbots effortlessly with LLMStack. Integrate multiple models, customize applications, and collaborate effortlessly. Get started now!
-

Build, manage, and scale production-ready AI workflows in minutes, not months. Get complete observability, intelligent routing, and cost optimization for all your AI integrations.
-

LLM Gateway: Unify & optimize multi-provider LLM APIs. Route intelligently, track costs, and boost performance for OpenAI, Anthropic & more. Open-source.
-

Datawizz helps companies reduce LLM costs by 85% while improving accuracy by over 20% by combining large and small models and automatically routing requests.
-

Open source low-code tool for developers to build customized LLM orchestration flow & AI agents
-

Unleash AI power without code! AI-Flow lets you visually build & automate custom AI workflows. Integrate 1000+ models easily. Your AI command center.
-

Pocket Flow: A minimalist, 100-line LLM framework with zero dependencies. Build AI agents, workflows, and RAG systems effortlessly. Lightweight, flexible, and vendor-agnostic—perfect for agentic coding and streamlined development.
-

Optimize AI costs & gain control. Tokenomy provides precise tools to analyze, manage, & understand LLM token usage across major models. Calculate spend.
-

LM Studio is an easy to use desktop app for experimenting with local and open-source Large Language Models (LLMs). The LM Studio cross platform desktop app allows you to download and run any ggml-compatible model from Hugging Face, and provides a simple yet powerful model configuration and inferencing UI. The app leverages your GPU when possible.
-

LangDB AI Gateway is your all - in - one command center for AI workflows. It offers unified access to 150+ models, up to 70% cost savings with smart routing, and seamless integration.
-

Stax: Confidently ship LLM apps. Evaluate AI models & prompts against your unique criteria for data-driven insights. Build better AI, faster.
-

Stop managing multiple LLM APIs. Requesty unifies access, optimizes costs, and ensures reliability for your AI applications.
-

Helicone AI Gateway: Unify & optimize your LLM APIs for production. Boost performance, cut costs, ensure reliability with intelligent routing & caching.
-

Voiceflow: The collaborative platform for no-code AI chat & voice agents. Rapidly build, deploy, & scale human-like conversational AI for your business.
-

Literal AI: Observability & Evaluation for RAG & LLMs. Debug, monitor, optimize performance & ensure production-ready AI apps.
-

Revolutionize LLM development with LLM-X! Seamlessly integrate large language models into your workflow with a secure API. Boost productivity and unlock the power of language models for your projects.
-

Call all LLM APIs using the OpenAI format. Use Bedrock, Azure, OpenAI, Cohere, Anthropic, Ollama, Sagemaker, HuggingFace, Replicate (100+ LLMs)
-

LazyLLM: Low-code for multi-agent LLM apps. Build, iterate & deploy complex AI solutions fast, from prototype to production. Focus on algorithms, not engineering.
-

Easily monitor, debug, and improve your production LLM features with Helicone's open-source observability platform purpose-built for AI apps.
-

Haystack: The open-source Python framework to build & deploy production-ready LLM applications. Flexible, modular, and built for scale.
-

Build & deploy secure enterprise AI agents easily with Stack AI's no-code platform. Automate complex workflows & boost efficiency. SOC 2 compliant.
-

Personalize your chat experience with multiple AI models, manage & collaborate with your team, and create your own LLM agents without dev team. The best part is that you only need to pay based on your usage; no subscription is needed!
-

Langbase empowers any developer to build & deploy advanced serverless AI agents & apps. Access 250+ LLMs and composable AI pipes easily. Simplify AI dev.
-

Debug your AI agents with complete visibility into every request. vLLora works out of the box with OpenAI-compatible endpoints, supports 300+ models with your own keys, and captures deep traces on latency, cost, and model output.
-

TaskingAI brings Firebase's simplicity to AI-native app development. Start your project by selecting an LLM model, build a responsive assistant supported by stateful APIs, and enhance its capabilities with managed memory, tool integrations, and augmented generation system.
-

Laminar: The open-source platform for AI agent developers. Monitor, debug & improve agent performance with real-time observability, powerful evaluations & SQL insights.
-

Unlock the full potential of LLM apps with Langfuse. Trace, debug, and improve performance with observability and analytics. Open-source and customizable.
-

Manage your prompts, evaluate your chains, quickly build production-grade applications with Large Language Models.
-

Unlock the full potential of LLM Spark, a powerful AI application that simplifies building AI apps. Test, compare, and deploy with ease.
-

WorkflowAI: Build, deploy & improve AI features faster & with confidence. Access 80+ models, AI observability, & no-code tools for product & engineering teams.
