AI agents are moving quickly from experiments to real business use. They can now answer customer questions, update records, write code, and carry work across several systems without needing a person to guide every step.

The challenge is that these tools are built for very different jobs. A customer experience agent has little in common with a coding agent, while platforms for developers offer a completely different level of control than tools built for sales or operations teams. The name may be the same, but the products are not interchangeable.

This guide compares the best AI agents and agent platforms available in 2026. We look at what each one does well, who it is built for, and where it fits into daily business operations, so you can narrow the list without getting lost in vague claims or technical jargon.

Get AI agents that can resolve customer requests and truly support your customer experience team. Book a free demo with Quiq today.

TL;DR

Example use cases Standout feature
Quiq Appointment booking, order management, account support Process Guides and Verified Intelligence give customer experience teams more control over agent responses and actions.
Devin AI Bug fixes, test coverage, code migrations An integrated workspace lets the agent inspect code, run commands, test changes and prepare pull requests.
Salesforce Agentforce CRM updates, order questions, sales meeting scheduling Native access to Salesforce data and processes lets agents act directly inside the CRM.
Sierra AI Returns, reservation changes, account updates Agent Studio and the Agent SDK support both visual agent development and deeper developer control.
Cursor Bug fixes, feature development, code reviews Background agents can work remotely while developers monitor progress or take control.
Claude Code Debugging, feature development, codebase research Custom subagents can receive separate instructions, permissions and tool access for specific engineering tasks.
Lindy AI Lead enrichment, meeting preparation, support routing Its visual builder combines agent decisions with conditions, integrations and custom code.
Gumloop Lead research, document processing, reporting Reusable subflows let teams break larger processes into smaller components that can be tested separately.
Zapier Agents Lead research, CRM updates, meeting preparation Access to actions from thousands of apps makes it easy to connect agents with an existing tech stack.
Decagon Subscription changes, appointment management, product discovery Agent Operating Procedures let teams define workflows and business rules in natural language.
n8n Support routing, internal knowledge assistants, lead research Teams can combine visual workflows with custom code, model choice and self hosted deployment.
CrewAI Research, document processing, software review Crews support agent collaboration, while Flows provide more control over workflow logic and state.
AutoGen Research, code review, information gathering Flexible multi agent conversation patterns support group discussions, debate and agent selection.
Rasa Appointment booking, account servicing, employee support CALM combines language model understanding with structured flows that keep conversations within approved processes.
Ada CX Order questions, bookings, account changes One reasoning engine manages context, business rules and responses across voice and digital channels.
Artisan Cold outreach, account reengagement, customer expansion Ava can find prospects, research accounts, run outreach and schedule meetings within one sales platform.
LangGraph and LangChain Customer support agents, research assistants, internal operations tools Durable execution lets agents preserve state, recover from failures and resume longer processes.

What is an AI agent?

An AI agent is software that can work toward a goal with less direct input than a standard chatbot. Instead of answering one prompt and stopping, it can review information, choose the next action, use connected AI tools and continue until the task is complete or needs human approval.

Most agents combine a language model with access to company data, business software and a set of rules. Some are ready to use with little setup, while others are built through AI agent platforms by technical teams that need more control over how the agent behaves.

What AI agents can do:

  • Answer questions using approved company information
  • Complete tasks across connected apps and systems
  • Decide which step to take based on the information available
  • Handle routine customer requests without waiting for an employee
  • Pass conversations or tasks to a person when approval is needed
  • Keep context across several steps in the same process

What AI agents cannot do:

  • Guarantee that every answer or decision will be correct
  • Understand missing context unless they can access the right data
  • Replace human judgment in sensitive or unusual situations
  • Work safely without clear permissions, limits and monitoring
  • Fix poor data quality or unclear business processes on their own
  • Take actions outside the systems and permissions they have been given

The term AI agent covers a wide range of products. A customer service agent that handles order questions is very different from a developer agent that writes and tests code. The main idea is the same, though. An agent does more than generate a response. It can take action, follow a process and move work forward within defined limits.

What is an AI agent builder, and how do they fit in?

An AI agent builder is a platform used to create, configure and manage AI agents. It provides the structure needed for building AI agents without starting from scratch, including access to models, company data, business software and security controls.

Some builders use a visual interface, while others give technical teams more control through code. They let users define agent behavior, set permissions and decide when the agent should ask a person for help.

AI agent tools can also coordinate multiple agents within the same process. One agent might collect information, another might review it, while a separate agent completes the next action. This setup can help with complex tasks that require several decisions or systems.

For companies that want their own AI agent, the builder is the foundation behind it. Artificial intelligence provides the reasoning and language capabilities, while the builder controls what the agent can access and what actions it is allowed to take.

The best AI agents and AI agent platforms for businesses in 2026

1. Quiq: Best for enterprise customer experience automation

best ai agents - quiq

Quiq is an AI agent platform for customer service and customer experience teams. Its agents can manage conversations, access business systems and complete customer requests across voice and digital channels. It is designed for enterprise teams that need powerful agentic agents that can get work done with control and visibility into how agents respond and take action.

Key features

  • Task completion: Quiq agents can process returns, schedule appointments and update customer accounts through connected business systems.
  • Support across channels: The same agent can work across voice, web chat, SMS, email, WhatsApp and other messaging channels while retaining conversation context.
  • Process Guides: Teams can define company policies, escalation rules and service standards in natural language, giving agents clear instructions for each conversation.
  • Verified intelligence: Verify Claim checks responses against approved company data before they are sent to customers. Teams can also test agent behavior through simulated conversations before launch.
  • Contextual handoffs: When human help is needed, Quiq transfers the conversation history and customer intent to the employee handling the request. Everything is done in one tool and you don’t have to integrate multiple systems.

Quiq works well for practical use cases such as appointment booking, order management and account support. It can also help retailers guide customers toward relevant products, while service companies can use it to qualify requests and coordinate field appointments.

Book a free demo to find out what Quiq can do for your CX.

2. Devin AI: Best for completing clearly scoped software engineering tasks

best ai agents - devin ai

Devin is an AI coding agent that can plan, write, test and review code inside its own development environment. It works as an AI assistant for engineering teams that want help clearing backlogs, maintaining existing codebases and completing defined development tasks with human review.

Key features

  • Natural language instructions: Devin uses natural language processing to interpret task descriptions, ask questions and create an implementation plan.
  • Integrated development workspace: Each session includes a code editor, terminal and browser, letting Devin inspect repositories and run commands in one place.
  • Independent task execution: Devin can reproduce bugs, modify code, run tests and prepare pull requests for engineers to review.
  • Parallel sessions: Teams can run multiple autonomous AI agents at once, which is useful when a migration or backlog contains many separate tasks.
  • Human collaboration: Engineers can follow Devin’s progress, provide feedback and take control of the workspace when the agent needs help.

Practical use cases include fixing smaller bugs, improving test coverage and handling targeted refactoring work. Devin can also help with framework upgrades or code migrations when the project is divided into clear, reviewable assignments. Cognition recommends giving it well defined completion criteria, since larger or loosely scoped projects may still require close guidance from an experienced engineer.

3. Salesforce Agentforce: Best for building agents around Salesforce data

best ai agents - agentforce

Salesforce Agentforce lets companies build autonomous agents that work with data and processes inside the Salesforce platform. These agents can answer questions, update records and complete defined business tasks for customer service or sales teams. The value of an AI agent depends on the quality of its instructions, permissions and access to company data.

Key features

  • Agentforce Builder: Teams can create agents through a visual editor or use Agent Script when they need more control over business rules and agent behavior.
  • Salesforce integration: Agents can use CRM records, Data 360 and existing Salesforce processes as context for their responses and actions.
  • Subagents and actions: Each subagent handles a specific job and uses approved actions to retrieve information or complete work.
  • Model choice: Companies can use multiple AI models from providers such as OpenAI, Anthropic and Google within the Agentforce environment.
  • Controls and oversight: Filters can restrict which actions an agent may use, while testing and observability tools help teams review performance and decide when human intervention is required.

Agentforce can handle repetitive tasks such as answering order questions, updating customer records and scheduling sales meetings. It is most practical for organizations already using Salesforce, since agents can work directly with the customer data and processes their teams use every day.

4. Sierra AI: Best for enterprise customer service automation

best ai agents - sierra ai

Sierra AI provides customer-facing agents that can answer questions and complete tasks across voice and digital channels. It is aimed at large companies that want to manage high volumes of customer interactions while keeping responses aligned with company policies and brand guidelines.

Key features

  • Cross channel support: Companies can deploy one agent across phone and messaging channels, with support for email and WhatsApp included.
  • Business system integrations: Sierra connects with systems such as CRMs and order management platforms, allowing agents to update accounts or process requests.
  • Flexible agent development: Business teams can use Agent Studio without writing code, while developers can use the Agent SDK for more detailed control.
  • Testing and monitoring: Teams can simulate conversations, inspect individual decisions and test changes before releasing a new agent version.
  • Outcome based pricing: Sierra does not publish standard plans, so buyers should expect custom enterprise pricing based on agreed outcomes rather than user seats or message volume.

Sierra is useful for requests such as processing returns, changing reservations or handling account updates without passing every conversation to an employee. Companies can also use it to automate cross-functional processes that begin with a customer request and require action in another department. As with other AI agents, complex cases can be transferred to a person with the conversation details already collected.

5. Cursor: Best for coding inside an AI focused development environment

best ai agents - cursor

Cursor is a code editor that uses artificial intelligence to help developers understand codebases, write code and complete engineering tasks. It is built for individual developers and software development teams that want an agent working directly inside their editor, terminal or remote environment.

Key features

  • Codebase understanding: Cursor studies the project and retrieves relevant files before suggesting or making changes.
  • Independent coding tasks: Its agent can edit files, run terminal commands and work through coding assignments with less step by step direction.
  • Background agents: Developers can assign work to remote agents, check their progress and take control when needed.
  • Parallel subagents: Several agents can explore different parts of a codebase at the same time, using different models based on the task.
  • Tool connections: Through MCP support, AI agents integrate with external services and development tools that provide extra context or actions.

Cursor is practical for fixing bugs, adding smaller features and improving tests without constantly switching between an editor and a separate AI assistant. Teams can also use it for code reviews or documentation updates. The right AI agent depends on the assignment, since larger architectural decisions still need experienced developers to guide and review the work.

6. Claude Code: Best for terminal based coding and agent coordination

best ai agents - claude code

Claude Code is an agentic coding tool from Anthropic that reads codebases, edits files and runs commands from a terminal or supported IDE. It is built for developers who want to delegate development work while retaining control over plans, permissions and final code changes.

Key features

  • Codebase access: Claude Code can inspect project files, Git history and repository instructions before making changes.
  • Command execution: It can run tests, install packages, debug errors and verify its own work through terminal commands.
  • Custom AI agents: Developers can create subagents with their own instructions, tool access and permissions for specific jobs such as testing or security reviews.
  • Agent coordination: Experimental agent teams support custom multi-agent systems in which separate Claude Code sessions share tasks and communicate with one another.
  • Workflow extensions: Skills, hooks and MCP connections let teams build multi-agent workflows around external services, automated checks and internal development rules.

Claude Code is useful for fixing bugs, adding features and learning an unfamiliar codebase. Teams can also assign separate agents to code review, testing or research while the main session handles implementation. Claude has a free plan, but regular Claude Code access is generally provided through paid Claude subscriptions or usage billed through Claude Console.

7. Lindy AI: Best for creating custom business agents without code

best ai agents - lindy ai

Lindy AI is a platform for creating custom agents that execute tasks across connected business software. Its visual builder is aimed at operations, sales, support and marketing teams that want to build an AI workflow without relying on developers for every change.

Key features

  • Visual workflow builder: Users can combine triggers, actions, conditions and integrations to define how an agent completes a process.
  • Autonomous agent steps: Lindy can use decision-making to choose the right action when a task cannot be handled through fixed rules alone.
  • Business software integrations: Agents can connect with hundreds of apps to read information, update records and execute tasks.
  • Custom logic and code: Teams can add branching conditions or run Python and JavaScript for more technical software tasks.
  • Agent coordination: Separate Lindy agents can communicate and divide work, which supports processes involving several custom agents or multi-step tasks.

Lindy is useful for lead enrichment, email follow ups, meeting preparation and support request routing. Marketing teams can also use it to research prospects, update campaign data or move information between tools without copying it by hand. More uncertain work can be assigned to an agent step, while predictable actions remain controlled by set workflow rules.

8. Gumloop: Best for building visual agents across business apps

best ai agents - gumloop

Gumloop is a visual platform for creating agents and automated workflows without writing code. It is built for business teams that want to connect artificial intelligence with their existing tools, while giving enterprise companies shared controls over security, access and deployment.

Key features

  • Visual workflow builder: Users connect nodes on a canvas to control how information moves between models, data sources and business applications.
  • Autonomous agents: Agents can choose which connected tools to use and work through complex workflows based on the instructions they receive.
  • Ready made integrations: More than 100 nodes and integrations are available for services such as Slack, Gmail, Salesforce and Google Sheets.
  • Reusable subflows: Teams can divide larger processes into smaller components, test each part and reuse it across other automations.
  • Enterprise controls: Administrators can manage model access, credentials, retention settings and permissions. Workflows can also require human oversight before sensitive actions are completed.

Gumloop can automate routine tasks such as researching leads, sorting support requests and moving data between applications. It is also useful for document processing, reporting and other multi step processes that combine fixed rules with AI decisions.

9. Zapier Agents: Best for connecting agents to your existing tech stack

best ai agents - zapier agents

Zapier Agents lets teams create agents that perform work across the apps they already use. It is aimed at operations, sales and marketing teams that want agents to find information and complete actions without building each integration from scratch.

Key features

  • Large integration library: Agents can use actions from more than 9,000 apps to retrieve data or update connected systems.
  • Natural language setup: Users describe the agent’s job, triggers and available tools through written instructions.
  • Knowledge sources: Agents can reference connected information when answering questions or deciding what action to take.
  • Zap connections: A Zap can trigger an agent as part of a larger process, allowing companies to combine fixed automation rules with agent decisions.
  • Free and paid plans: The free plan includes 400 monthly activities. Paid plans provide larger activity allowances, while the Enterprise plan adds shared agents and audit logs.

Zapier Agents is useful for researching leads, updating CRM records and preparing information before meetings. It can also sort incoming requests and send the results to the right person through an existing tech stack.

It is not a general intelligence company in a box. Compared with dedicated multi-agent platforms, its main advantage is the ability to connect an agent with a large number of business apps and established Zapier workflows.

10. Decagon: Best for enterprise customer experience agents

best ai agents - decagon

Decagon is a conversational AI platform for building customer facing agents across chat, voice, email, SMS and messaging apps. It is designed for large customer experience teams that want agents to resolve requests, complete actions and support customers throughout the relationship.

Key features

  • Agent Operating Procedures: Teams define workflows and business rules in natural language, while technical users retain control over integrations and permissions.
  • Support across channels: One agent can work across chat, voice and email while keeping its responses consistent between channels.
  • Customer memory: Decagon can retain approved context between conversations, helping the agent remember preferences and previous requests.
  • Testing and monitoring: Teams can test changes through simulations, review agent decisions and investigate problems through Agent Workbench.
  • Proactive communication: Agents can initiate outbound voice conversations and use customer signals to decide when follow up may be useful.

Decagon can handle order updates, subscription changes and appointment management without sending every request to a person. It can also guide product discovery or contact customers about an upcoming action, while transferring sensitive cases to the customer service team.

11. n8n: Best for building flexible agents with detailed workflow control

best ai agents - n8n

n8n is a workflow automation platform that lets teams connect AI agents with business apps, databases and internal systems. It is aimed mainly at technical teams that want visual workflow building, support for code and the option to host the platform on their own infrastructure.

Key features

  • Visual workflow builder: Teams can connect agent steps, business rules and app actions on a visual canvas.
  • Broad integration support: More than 500 integrations let agents retrieve information and complete actions across existing systems.
  • Model flexibility: Workflows can use several AI models rather than locking the company into one provider.
  • Human approval: Sensitive actions can pause until someone reviews and approves the requested tool call.
  • Multiple agent coordination: Teams can assign different responsibilities to separate agents and bring their outputs together within one workflow.

n8n works well for lead research, support request routing and internal knowledge assistants. Technical teams can also use it for more advanced processes that combine agents with fixed business rules, custom code and human review.

12. CrewAI: Best for building coordinated agent teams

best ai agents - crewAI

CrewAI is an open source framework and enterprise platform for creating specialized agents that work together on a shared assignment. It is aimed at developers and technical teams building multi agent systems, particularly when one agent cannot handle the full process alone. CrewAI belongs on a list of the best AI agents for teams that want direct control over roles, tools and workflow logic.

Key features

  • Specialized agent roles: Each agent can have its own goal, instructions, model, knowledge sources and tools.
  • Crews and Flows: Crews support agent collaboration, while Flows give developers structured control over execution paths and workflow state.
  • Tool access: Agents can work with custom APIs, business applications and hundreds of open source tools.
  • Monitoring and recovery: Teams can inspect execution traces, review logs and restart workflows from saved checkpoints.
  • Enterprise grade security: The enterprise platform includes role based access, audit trails, approval checkpoints and deployment on private infrastructure.

CrewAI is useful for research processes where one agent collects information and another checks the findings. Teams can also use it for document processing, software review and internal operations that require several specialized steps. Flows provide tighter control for predictable processes, while Crews handle the parts that require more independent decision making.

13. AutoGen: Best for experimenting with multi agent systems

best ai agents - autogen

AutoGen is an open source Microsoft framework for creating agents that communicate, use tools and divide larger assignments between them. It is mainly used by developers and researchers who want detailed control over agent roles, conversation patterns and execution logic. AutoGen is now in maintenance mode, and Microsoft recommends its newer Agent Framework for new projects.

Key features

  • AgentChat API: Developers can create conversational agents and organize them into teams through a higher level programming interface.
  • Multi agent patterns: AutoGen supports group conversations, agent selection and debate patterns for assignments that benefit from several viewpoints.
  • Tool and model connections: Agents can work with different language models, code executors and external services through extension packages.
  • Event driven Core: The Core library supports asynchronous communication and distributed agents for applications that need more control over how work is assigned.
  • AutoGen Studio: A visual interface helps developers prototype agents, connect them into workflows and inspect their conversations before writing a full application.

AutoGen can be useful for research, code review and information gathering where separate agents handle different parts of the assignment. It remains relevant for existing AutoGen applications, but teams starting a new production project should compare it with Microsoft Agent Framework before committing to the older framework.

14. Rasa: Best for controlled enterprise conversational agents

best ai agents - rasa

Rasa is a platform for building conversational agents that work across voice and text channels. It is aimed at technical teams that need control over business logic, deployment and how an agent handles customer requests. Its combination of language models and structured flows is especially useful in regulated or high volume environments.

Key features

  • CALM dialogue system: CALM uses language models to understand natural conversation while relying on predefined logic to keep the interaction on track.
  • Structured flows: Teams can define the exact steps an agent should follow for payments, bookings, account changes and other sensitive processes.
  • Flexible deployment: Rasa can run within a company’s own infrastructure, giving teams more control over data, security and model access.
  • Visual and code based building: Rasa Studio lets business users create flows visually, while developers can edit the underlying files and build custom integrations.
  • Voice and performance monitoring: The platform includes voice support, conversation analytics and routing between multiple language models.

Rasa works well for appointment booking, account servicing and internal employee support where conversations may change direction or require clarification. It is also practical for banks, healthcare providers and public services that need agents to follow defined processes while keeping customer data inside approved infrastructure.

15. Ada CX: Best for enterprise customer service across multiple channels

best ai agents - ada cx

Ada is a customer experience platform for building agents that answer questions and complete customer requests across voice and digital channels. It is aimed at large support teams, including companies in regulated industries that need control over agent responses, actions, and customer data.

Key features

  • Unified reasoning: One reasoning engine manages business rules, customer context, and agent responses across every supported channel.
  • Broad channel coverage: Ada supports chat, voice, email, SMS, social messaging, mobile apps, and custom channels.
  • Playbooks: Teams can create structured processes for requests that require several steps or actions across connected systems.
  • Business integrations: Ada connects with platforms such as Salesforce, Zendesk, and Twilio, allowing agents to retrieve information and update records.
  • Testing and performance tools: Simulations, coaching tools, reporting, and audit logs help teams review conversations and improve agent performance.

Ada is useful for resolving order questions, processing account changes, and managing bookings without sending every customer to a human agent. It can also authenticate customers and complete approved actions in company systems, while transferring conversations to an employee when the request needs human judgment.

16. Artisan: Best for automated outbound sales

best ai agents - artisan

Artisan is an outbound sales platform built around Ava, an autonomous AI BDR. Ava finds prospects, researches accounts, sends personalized outreach and books meetings. The platform is designed for sales teams that want to run larger outbound campaigns without adding more prospecting work for their reps.

Key features

  • Prospect database: Ava can search more than 250 million verified B2B contacts and qualify prospects against a company’s target customer criteria.
  • Prospect research: Research agents collect company news, hiring activity and other signals before writing outreach for each lead.
  • Personalized campaigns: Ava creates and sends individual email and social sequences based on campaign instructions and prospect data.
  • Reply handling: The agent can answer questions, respond to objections and schedule meetings directly on sales representatives’ calendars.
  • Sales stack connections: Artisan connects with Salesforce, HubSpot, calendars and data tools, with controls over what information Ava can add to the CRM.

Artisan is most useful for cold outreach, account reengagement and expansion campaigns aimed at existing customers. Sales teams can let Ava handle prospecting and early conversations, then pass interested buyers to a representative for calls and later sales stages.

17. LangGraph and LangChain: Best for custom agent development

best ai agents - langgraph

LangChain is an open source framework that gives developers ready made components for connecting language models with tools. LangGraph provides the lower level orchestration layer for teams that need tighter control over agent logic, state and execution. Both are intended mainly for developers building custom agent applications.

Key features

  • Prebuilt agent architecture: LangChain provides standard components for creating agents and connecting them with different models or tools.
  • Visual workflow structure: LangGraph organizes agent logic through nodes and connections, giving developers control over the order in which actions happen.
  • Durable execution: Agents can preserve their state, recover after failures and resume longer processes from an earlier checkpoint.
  • Human review: Workflows can pause before sensitive actions, allowing a person to approve, change or reject the proposed step.
  • Testing and deployment: LangSmith helps teams trace agent activity and evaluate outputs. It also provides managed or private deployment options for production applications.

LangGraph and LangChain work well for customer support agents, research assistants and internal operations tools that need custom logic. LangGraph is particularly useful when an agent must remember previous steps or wait for human approval before continuing. Teams looking for a ready to use business agent may find the setup too technical.

Get the best AI agent platform for improving customer experience

The right platform depends on the work you need an agent to handle. Tools such as Cursor and Claude Code focus on software development, while platforms such as CrewAI and LangGraph give developers the building blocks for creating custom agent systems.

Quiq is built specifically for customer experience. Its agents can handle conversations across voice and digital channels, access company systems and complete requests such as order changes, appointment bookings, and account updates. When a situation needs human judgment, the agent can transfer the conversation with the relevant context already attached.

Quiq also gives enterprise teams control over agent instructions, testing and response quality. This helps companies move beyond basic chatbots without handing sensitive customer interactions to an agent they cannot properly review or manage.

Book a demo with Quiq to see how our AI agents can resolve customer requests and support your customer experience team.