Langtail - Alternatives & Competitors
Langtail
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.
Home page: https://langtail.com

Ranked by Relevance
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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
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2
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
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3
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
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4
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$
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5
LangWatch Monitor, Evaluate & Optimize your LLM performance with 1-click
LangWatch empowers AI teams to ship 10x faster with quality assurance at every step. It provides tools to measure, maximize, and easily collaborate on LLM performance.
- Paid
- From 59$
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6
Langtrace Transform AI Prototypes into Enterprise-Grade Products
Langtrace is an open-source observability and evaluations platform designed to help developers monitor, evaluate, and enhance AI agents for enterprise deployment.
- Freemium
- From 31$
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7
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$
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8
Promptech The AI teamspace to streamline your workflows
Promptech is a collaborative AI platform that provides prompt engineering tools and teamspace solutions for organizations to effectively utilize Large Language Models (LLMs). It offers access to multiple AI models, workspace management, and enterprise-ready features.
- Paid
- From 20$
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9
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
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10
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
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11
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
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12
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$
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13
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$
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14
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
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15
NeuralTrust Secure, test, & scale LLMs
NeuralTrust offers a unified platform for securing, testing, monitoring, and scaling Large Language Model (LLM) applications, ensuring robust security, regulatory compliance, and operational control for enterprises.
- Contact for Pricing
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16
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
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17
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$
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18
Autoblocks Improve your LLM Product Accuracy with Expert-Driven Testing & Evaluation
Autoblocks is a collaborative testing and evaluation platform for LLM-based products that automatically improves through user and expert feedback, offering comprehensive tools for monitoring, debugging, and quality assurance.
- Freemium
- From 1750$
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19
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$
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20
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$
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21
Promptmetheus Forge better LLM prompts for your AI applications and workflows
Promptmetheus is a comprehensive prompt engineering IDE that helps developers and teams create, test, and optimize language model prompts with support for 100+ LLMs and popular inference APIs.
- Freemium
- From 29$
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22
Ottic QA for LLM products done right
Ottic empowers tech and non-technical teams to test LLM applications, ensuring faster product development and enhanced reliability. Streamline your QA process and gain full visibility into your LLM application's behavior.
- Contact for Pricing
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23
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$
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24
Bot Test Automated testing to build quality, reliability, and safety into your AI-based chatbot — with no code.
Bot Test offers automated, no-code testing solutions for AI-based chatbots, ensuring quality, reliability, and security. It provides comprehensive testing, smart evaluation, and enterprise-level scalability.
- Freemium
- From 25$
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25
Langdock Your AI Operating System
Langdock is an enterprise-ready AI platform that enables companies to deploy AI tools to all employees and allows developers to build and deploy custom AI workflows.
- Freemium
- From 13$
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26
Lisapet.ai AI Prompt testing suite for product teams
Lisapet.ai is an AI development platform designed to help product teams prototype, test, and deploy AI features efficiently by automating prompt testing.
- Paid
- From 9$
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27
Promptitude AI for Teams, Made Easy
Promptitude is a comprehensive prompt engineering and AI management platform that enables teams to create, test, and manage GPT prompts while offering personalized AI responses, secure content storage, and seamless integrations.
- Freemium
- From 39$
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28
Helicone Ship your AI app with confidence
Helicone is an all-in-one platform for monitoring, debugging, and improving production-ready LLM applications. It provides tools for logging, evaluating, experimenting, and deploying AI applications.
- Freemium
- From 20$
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29
ManagePrompt Build AI-powered apps in minutes, not months
ManagePrompt provides the infrastructure for building and deploying AI projects, handling integration with top AI models, testing, authentication, analytics, and security.
- Free
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30
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
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31
Basalt Integrate AI in your product in seconds
Basalt is an AI building platform that helps teams quickly create, test, and launch reliable AI features. It offers tools for prototyping, evaluating, and deploying AI prompts.
- Freemium
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32
Weavel Automate Prompt Engineering 50x Faster
Weavel optimizes prompts for LLM applications, achieving significantly higher performance than manual methods. Streamline your workflow and enhance your AI's accuracy with just a few lines of code.
- Freemium
- From 250$
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33
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
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34
LanguageMate Your AI Partner in Language Education.
LanguageMate is an AI-powered platform designed to reduce teacher workload and enhance language learning. It offers tools for language education in schools and businesses.
- Free Trial
- From 15$
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35
Protect AI The Platform for AI Security
Protect AI offers a comprehensive platform to secure AI systems, enabling organizations to manage security risks and defend against AI-specific threats.
- Contact for Pricing
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36
Flow AI The data engine for AI agent testing
Flow AI accelerates AI agent development by providing continuously evolving, validated test data grounded in real-world information and refined by domain experts.
- Contact for Pricing
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37
NAVI Policy Driven Safeguards for your LLM Apps
NAVI provides policy-driven safeguards for LLM applications, verifying AI inputs and outputs against business policies and facts in real-time to ensure compliance and accuracy.
- Freemium
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38
Lumora Unlock AI Potential with Smart Prompt Management Tools
Lumora offers advanced tools to manage, optimize, and test AI prompts, ensuring efficient workflows and improved results across various AI platforms.
- Freemium
- From 15$
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39
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$
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40
Lunary Where GenAI teams manage and improve LLM chatbots
Lunary is a comprehensive platform for AI developers to manage, monitor, and optimize LLM chatbots with advanced analytics, security features, and collaborative tools.
- Freemium
- From 20$
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41
Relari Trusting your AI should not be hard
Relari offers a contract-based development toolkit to define, inspect, and verify AI agent behavior using natural language, ensuring robustness and reliability.
- Freemium
- From 1000$
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42
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$
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43
Rhesis AI Open-source test generation SDK for LLM applications
Rhesis AI offers an open-source SDK to generate comprehensive, context-specific test sets for LLM applications, enhancing AI evaluation, reliability, and compliance.
- Freemium
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44
Requesty Develop, Deploy, and Monitor AI with Confidence
Requesty is a platform for faster AI development, deployment, and monitoring. It provides tools for refining LLM applications, analyzing conversational data, and extracting actionable insights.
- Usage Based
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45
Langflow Build Powerful AI Agents and Workflows Visually
Langflow is a low-code tool that simplifies the creation of AI agents and workflows for developers. It allows integration with any API, model, or database.
- Free
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46
Luqo AI Your AI-Powered Language Learning Tutor
Luqo AI is a comprehensive language learning platform that offers personalized tutoring across multiple languages with interactive lessons and real conversations.
- Free Trial
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47
mabl The #1 AI-Native Test Automation Platform
mabl is an AI-native test automation platform that streamlines testing across web, mobile, API, accessibility, and performance, enabling faster releases with confidence.
- Contact for Pricing
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48
GPT–LLM Playground Your Comprehensive Testing Environment for Language Learning Models
GPT-LLM Playground is a macOS application designed for advanced experimentation and testing with Language Learning Models (LLMs). It offers features like multi-model support, versioning, and custom endpoints.
- Free
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49
Quartzite AI Get high-quality outputs from Language Models, faster.
Quartzite AI is an advanced prompt editor that enhances interaction with various language models, offering features like version history, cost preview, and a template repository.
- Paid
- From 4$
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50
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
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