LLM API - Alternatives & Competitors

Ranked by Relevance

• 1
  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
• 2
  OpenTools The API for Enhanced LLM Tool Use

  OpenTools provides a unified API enabling developers to connect Large Language Models (LLMs) with a diverse ecosystem of tools, simplifying integration and management.

  • Usage Based
• 3
  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
• 4
  docs.litellm.ai Unified Interface for Accessing 100+ LLMs

  LiteLLM provides a simplified and standardized way to interact with over 100 large language models (LLMs) using a consistent OpenAI-compatible input/output format.

  • Free
• 5
  Allapi.ai Experience Advanced AI API Solutions for Web & Mobile Apps

  Allapi.ai is an AI app development platform providing a unified API to access multiple AI models (like GPT-4, Claude 3, Gemini 1.5 Pro) and plugins, simplifying integration for developers and startups.

  • Free Trial
• 6
  Open Source AI Gateway Manage multiple LLM providers with built-in failover, guardrails, caching, and monitoring.

  Open Source AI Gateway provides developers with a robust, production-ready solution to manage multiple LLM providers like OpenAI, Anthropic, and Gemini. It offers features like smart failover, caching, rate limiting, and monitoring for enhanced reliability and cost savings.

  • Free
• 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
  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$
• 9
  LoveAI API One API, All AI Models

  LoveAI API offers seamless integration with over 300 AI models for text, image, and music generation, providing enterprise-grade scalability and security.

  • Paid
  • From 10$
• 10
  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
• 11
  Unify Build AI Your Way

  Unify provides tools to build, test, and optimize LLM pipelines with custom interfaces and a unified API for accessing all models across providers.

  • Freemium
  • From 40$
• 12
  Every AI Every AI Model, Everywhere

  Every AI is a comprehensive AI development platform that provides easy access to 120+ AI models, including ChatGPT, Ollama, and Claude, with developer-friendly integration options.

  • Paid
  • From 20$
• 13
  Interlify Connect Your APIs to LLMs in minutes—Not Weeks!

  Interlify seamlessly connects your existing APIs to Large Language Models (LLMs), enabling rapid integration and development of AI-powered features without complex coding.

  • Freemium
  • From 25$
• 14
  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
• 15
  OneLLM Fine-tune, evaluate, and deploy your next LLM without code.

  OneLLM is a no-code platform enabling users to fine-tune, evaluate, and deploy Large Language Models (LLMs) efficiently. Streamline LLM development by creating datasets, integrating API keys, running fine-tuning processes, and comparing model performance.

  • Freemium
  • From 19$
• 16
  LiteLLM Unified API Gateway for 100+ LLM Providers

  LiteLLM is a comprehensive LLM gateway solution that provides unified API management, authentication, load balancing, and spend tracking across multiple LLM providers including Azure OpenAI, Vertex AI, Bedrock, and OpenAI.

  • Freemium
• 17
  LLMStack Open-source platform to build AI Agents, workflows and applications with your data

  LLMStack is an open-source development platform that enables users to build AI agents, workflows, and applications by integrating various model providers and custom data sources.

  • Other
• 18
  CometAPI All AI Models in One API

  CometAPI provides unified access to over 500 AI models like GPT, Claude, and Midjourney through a single API key, simplifying integration and potentially reducing costs for developers.

  • Usage Based
• 19
  WebLLM High-Performance In-Browser LLM Inference Engine

  WebLLM enables running large language models (LLMs) directly within a web browser using WebGPU for hardware acceleration, reducing server costs and enhancing privacy.

  • Free
• 20
  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$
• 21
  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$
• 22
  LLMWizard One Platform, All AI Models

  LLMWizard is a unified AI platform providing access to multiple large language models (LLMs) like ChatGPT, Claude, and Gemini, along with image generators, simplifying AI usage through a single subscription.

  • Freemium
  • From 10$
• 23
  Octofy Unified AI interface for multiple LLMs.

  Octofy provides a unified interface to access and interact with various Large Language Models (LLMs), simplifying the process of discovering, testing, and using multiple AI chat models through a single subscription.

  • Free Trial
  • From 22$
• 24
  OxyAPI An AI Platform built for developers

  OxyAPI provides developers with instant API access to a wide range of AI models, featuring global deployment and simple pay-as-you-go pricing.

  • Usage Based
• 25
  neutrino AI Multi-model AI Infrastructure for Optimal LLM Performance

  Neutrino AI provides multi-model AI infrastructure to optimize Large Language Model (LLM) performance for applications. It offers tools for evaluation, intelligent routing, and observability to enhance quality, manage costs, and ensure scalability.

  • Usage Based
• 26
  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
• 27
  Lutia Your generative AI toolkit

  Lutia offers access to multiple leading AI models through a unified chat interface with a pay-as-you-go pricing model, eliminating costly monthly subscriptions.

  • Usage Based
• 28
  Featherless.ai Instant, unlimited hosting for any llama model on HuggingFace.

  Featherless.ai offers serverless AI inference hosting, providing API access to a vast library of open-weight models from HuggingFace without requiring server management.

  • Paid
  • From 10$
• 29
  Aipify Structured OpenAI Responses for Seamless API Development

  Aipify is a platform that enables developers to create intelligent APIs without coding, leveraging Large Language Models to provide structured GPT responses through an easy-to-use API interface.

  • Freemium
• 30
  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
• 31
  ImagineAPI.dev One API, Endless AI Creations

  ImagineAPI.dev provides a unified API to access and manage various AI image and video generation models like Midjourney, DALL-E, and Runway, simplifying integration and workflow automation. It offers features like built-in CDN, rate limit handling, and no-code platform integrations.

  • Paid
  • From 30$
• 32
  Maslo Innovate and operate with intelligence.

  Maslo is a comprehensive AI platform enabling businesses to rapidly build, deploy, and scale custom AI applications to improve systems and unlock revenue.

  • Freemium
  • From 4699$
• 33
  PanelsAI Unlock Multiple Top Generative AI Models with One Platform—No Subscriptions.

  PanelsAI provides seamless access to leading generative AI models like OpenAI’s GPT-4 and Anthropic’s Claude-3 in a single interface, enabling efficient, flexible, and affordable AI-powered solutions for business and creative workflows.

  • Usage Based
• 34
  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
• 35
  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
• 36
  Astra Platform The Universal API for LLM Function Calling

  Astra Platform is a universal API designed to enhance Large Language Models (LLMs) with function calling capabilities, enabling seamless integration with over 2,200 applications.

  • Contact for Pricing
• 37
  ChatGate AI Access Multiple AI Models with One Subscription

  ChatGate AI provides access to a suite of advanced AI models, including ChatGPT, DeepSeek, Gemini, Claude, Grok, and Perplexity, through a single subscription service.

  • Paid
  • From 9$
• 38
  AMOD AI models on demand.

  AMOD provides a platform for deploying various Large Language Models like Llama, Claude, Titan, and Mistral quickly via API, facilitating easy integration and scaling for businesses.

  • Free Trial
  • From 20$
• 39
  Revenant AI Unify Your AI Workflow Across Multiple Providers

  Revenant AI offers Ghostrun, a unified API to access multiple AI models from various providers, simplifying development, management, and RAG pipeline deployment.

  • Usage Based
• 40
  Mammouth Stay at the top of AI

  Mammouth provides access to multiple industry-leading AI models, including GPT-4o, Claude, Gemini, Midjourney, and Stable Diffusion, all in one platform for a single monthly subscription.

  • Paid
  • From 10$
• 41
  nexos.ai An AI orchestration platform for the agentic era

  nexos.ai is a model gateway that delivers AI solutions with advanced automation and intelligent decision-making, simplifying operations and boosting productivity.

  • Contact for Pricing
• 42
  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
• 43
  Inference.net Run AI Models, Save Money

  Inference.net provides fast, scalable, pay-per-token APIs for leading AI models like DeepSeek V3 and Llama 3.1, offering significant cost savings and easy integration.

  • Usage Based
• 44
  RubyLLM A unified Ruby interface for interacting with various AI models.

  RubyLLM provides a unified Ruby API for interacting with multiple AI providers like OpenAI, Anthropic, Gemini, and more, simplifying AI integration for Ruby developers.

  • Free
• 45
  account.myapps.ai Get All LLMs In One Place

  AI Tutor provides a unified platform granting access to over 200 AI models and a comprehensive suite of tools for tasks like coding, research, and content creation.

  • Freemium
  • From 15$
• 46
  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
• 47
  Prompteus One Platform to Rule AI.

  Prompteus enables users to build, manage, and scale production-ready AI workflows efficiently, offering observability, intelligent routing, and cost optimization.

  • Freemium
• 48
  LangDB The Fastest Enterprise AI Gateway for Secure, Governed, and Optimized AI Traffic.

  LangDB is an enterprise AI gateway designed to secure, govern, and optimize AI traffic across over 250 LLMs via a unified API. It helps reduce costs and enhance performance for AI workflows.

  • Freemium
  • From 49$
• 49
  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$
• 50
  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