Compare the Top AI Agents that integrate with OpenRouter as of July 2025

This a list of AI Agents that integrate with OpenRouter. Use the filters on the left to add additional filters for products that have integrations with OpenRouter. View the products that work with OpenRouter in the table below.

What are AI Agents for OpenRouter?

AI agents are autonomous systems designed to perform specific tasks by simulating intelligent behavior. They can perceive their environment, make decisions, and take actions to achieve particular goals based on their programming or learning. These agents can be rule-based, relying on pre-set instructions, or machine learning-based, adapting their behavior over time through experience. AI agents are used in various applications, from virtual assistants to self-driving cars and even decision-making systems in business. Their capabilities range from simple automation to complex problem-solving and predictive tasks. Compare and read user reviews of the best AI Agents for OpenRouter currently available using the table below. This list is updated regularly.

  • 1
    ChatGPT

    ChatGPT

    OpenAI

    ChatGPT is an AI-powered conversational assistant developed by OpenAI that helps users with writing, learning, brainstorming, coding, and more. It is free to use with easy access via web and apps on multiple devices. Users can interact through typing or voice to get answers, generate creative content, summarize information, and automate tasks. The platform supports various use cases, from casual questions to complex research and coding help. ChatGPT offers multiple subscription plans, including Free, Plus, and Pro, with increasing access to advanced AI models and features. It is designed to boost productivity and creativity for individuals, students, professionals, and developers alike.
    Starting Price: Free
  • 2
    Claude

    Claude

    Anthropic

    Claude is an artificial intelligence large language model that can process and generate human-like text. Anthropic is an AI safety and research company that’s working to build reliable, interpretable, and steerable AI systems. Large, general systems of today can have significant benefits, but can also be unpredictable, unreliable, and opaque: our goal is to make progress on these issues. For now, we’re primarily focused on research towards these goals; down the road, we foresee many opportunities for our work to create value commercially and for public benefit.
    Starting Price: Free
  • 3
    Claude Sonnet 3.5
    Claude Sonnet 3.5 sets new industry benchmarks for graduate-level reasoning (GPQA), undergraduate-level knowledge (MMLU), and coding proficiency (HumanEval). It shows marked improvement in grasping nuance, humor, and complex instructions, and is exceptional at writing high-quality content with a natural, relatable tone. Claude Sonnet 3.5 operates at twice the speed of Claude Opus 3. This performance boost, combined with cost-effective pricing, makes Claude Sonnet 3.5 ideal for complex tasks such as context-sensitive customer support and orchestrating multi-step workflows. Claude Sonnet 3.5 is now available for free on Claude.ai and the Claude iOS app, while Claude Pro and Team plan subscribers can access it with significantly higher rate limits. It is also available via the Anthropic API, Amazon Bedrock, and Google Cloud’s Vertex AI. The model costs $3 per million input tokens and $15 per million output tokens, with a 200K token context window.
    Starting Price: Free
  • 4
    Claude Sonnet 3.7
    Claude Sonnet 3.7, developed by Anthropic, is a cutting-edge AI model that combines rapid response with deep reflective reasoning. This innovative model allows users to toggle between quick, efficient responses and more thoughtful, reflective answers, making it ideal for complex problem-solving. By allowing Claude to self-reflect before answering, it excels at tasks that require high-level reasoning and nuanced understanding. With its ability to engage in deeper thought processes, Claude Sonnet 3.7 enhances tasks such as coding, natural language processing, and critical thinking applications. Available across various platforms, it offers a powerful tool for professionals and organizations seeking a high-performance, adaptable AI.
    Starting Price: Free
  • 5
    Nelly

    Nelly

    Nelly

    Nelly is a comprehensive AI agent platform that empowers users to build, test, distribute, and utilize AI agents without any coding required. Through Nelly Studio, users can create custom AI agents using natural language instructions, formatting them with headings, lists, and other content types. These agents can be equipped with various tools, such as a browser and a database, to accomplish their tasks. Complex tasks can be broken down into smaller problems and delegated to specialized sub-agents, allowing users to build a team of agents to handle intricate workflows. With Nelly, users can have natural, flowing conversations with their AI agents, which understand context and maintain coherent dialogue, eliminating the need for special commands or syntax. Conversations are organized into threads for better performance and organization. Users can also create departments and organize their agents using drag and drop, building their ideal AI team.
    Starting Price: $9 per month
  • Previous
  • You're on page 1
  • Next