Vellum describes itself as a personal AI assistant that can read files, manage calendars, send email, run code, and control a computer.
Alternatives to Google Agent Development Kit
SmythOS is an intelligence orchestration platform for designing, observing, and deploying AI agents.
Dify is an open-source platform for building AI applications with workflows, knowledge retrieval, model management, observability, and tools.
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Workato Agent Studio
Workato Agent Studio is a web-based, API-accessible tool for building and configuring AI agents called Genies.
Free planiOSWebAPILinux8.3Free plan - 5

Microsoft Copilot
Microsoft Copilot is an AI assistant available on the web, Windows, macOS, iOS, and Android.
Free planAndroidiOSWebWindows8.2From $99.99 a year - 6

Voiceflow
Voiceflow is a platform for building, testing, deploying, and monitoring chat and voice agents across channels and languages.
Free planAndroidiOSWebAPI8.2From $972 a year - 7

LangSmith
LangSmith is a platform for building, evaluating, deploying, monitoring, and improving AI agents.
Free planWebAPILinuxmacOS8.0$39 usage-based - 8

Retool
Retool is a freemium platform for developers, business engineers, analysts, and operations teams to build applications and automations connected to a company’s own data.
Free planAndroidiOSWebAPI7.7From $10 a month - 9

Camunda
Camunda is a business-process orchestration platform for coordinating people, AI agents, systems, and devices across end-to-end workflows.
Free planWebAPILinuxmacOS7.6Free plan - 10

Falcon Builder
Falcon Builder is a no-code platform for creating and deploying AI agents as hosted chats, forms, website chat widgets, WhatsApp experiences, or SMS services.
Free planWebAPISelf-hosted7.4From $29 a month - 11
QuickBlox Chat API
QuickBlox Chat API provides chat SDKs, APIs and UI kits for developers adding real-time messaging to apps.
Free planAndroidiOSWebAPI7.4From $107 a month - 12

Relevance AI
Relevance AI is a web platform for building specialist AI agents and connecting their actions into simple tasks or multi-step workflows with conditional logic.
Free planWeb7.4From $19 a month - 13

Botpress
Botpress is a platform for building, deploying, and monitoring AI agents for customer support and other workflows.
Free planWebAPI7.3From $150 a month - 14
Workato Agentic
Workato Agentic is a low-code, no-code platform for building and managing AI agents, called genies, that can act across connected systems and orchestrate workflows.
Free planWebAPI7.3Free plan - 15
Flowise
Flowise is an open-source platform for building generative AI agents and workflows based on large language models.
Free planWebAPILinuxmacOS7.2From $35 a month - 16
Wordware
Wordware’s current product, Sauna, is an AI teammate for handling work with team context.
Free planiOSWeb7.2From $29 a month - 17

Houston
Houston is a shared workspace for teams that run AI agents connected to their tools and models.
Free planWebLinuxmacOSWindows7.1From $12 a month - 18

Lindy
Lindy is an AI teammate for connecting work tools and handling recurring or multi-step tasks.
Free planWebExtension7.1From $29.99 a month - 19

LlamaIndex
LlamaIndex helps developers and enterprises process documents and build AI workflows around them.
Free planWebAPILinuxSelf-hosted7.1From $50 a month - 20

Dust
Free planWebAPIExtension6.9From €288 a year - 21
Meya
AndroidiOSWebAPI6.9From $99 a month - 22
Kopern
Kopern is a no-code AI agent builder for configuring, testing, grading, deploying, and monitoring agents.
Free planWebAPI6.8From $79 a month - 23

LangChain
LangChain is a free, open-source framework for building agents that connect models with tools.
Free planAPISelf-hosted6.8$39 usage-based - 24

MindStudio
MindStudio is a platform for building, testing, deploying, and operating AI-powered applications and automations called AI Agents.
Free planWebAPIExtensionSelf-hosted6.8From $20 a month - 25
MoltOS
MoltOS is an operating layer for AI agents, with persistent identity, file storage, reputation, messaging, and a job marketplace.
Free planWebAPILinuxSelf-hosted6.8Free plan - 26
Bottr
Bottr is an AI operating system for organizations that build and deploy agents for specific use cases.
Free planWebAPI6.7Free plan - 27

Gumloop
WebAPI6.7From $37 a month - 28
Ansa
Free planWebAPI6.6From $38 a month - 29
Frederick AI
Frederick AI is a web platform for building apps and using AI agents to carry out company work.
Free planWeb6.6From $25 a month - 30
Odyssey
Odyssey is a web-based AI workspace that connects agents, workflows, documents, tables, and knowledge.
Free planWeb6.6From $19.99 a month
