Free and open first
Best AI Agent Platforms in 2026 — page 2
- 73 apps
- Research read 24 Sept 2026
- How the order is worked out
- 26
Kopern
Free plan APIWebChoose Kopern if its web access and plan allowances for agents, tokens, MCP endpoints, and grading runs fit your needs.
- 27
LangChain
Free plan APISelf-hostedChoose LangChain to build agents around models and tools using its configurable harness, middleware, and wide range of integrations.
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Langflow
Free plan APILinuxMac+3Langflow offers visual workflow building alongside Python extensibility, API use, and agent and MCP support. Its execution and isolation model requires care, particularly for multi-tenant deployments.
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Sinaptic DROID+
Free plan APILinuxMac+3Sinaptic DROID+ combines configurable agents, model choice, knowledge grounding, integrations, and operator intervention.
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StackAI
Free plan APIExtensionSelf-hosted+1Choose StackAI if you want a visual way to build AI workflows for back-office processes, with multiple export formats, integrations and deployment choices.
- 32
Trinity
Free plan APILinuxSelf-hosted+1Trinity provides orchestration, channels, governance, and deployment options for self-hosted AI agent fleets.
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Hexel
Free plan APIHexel combines pre-execution policy checks with traces, run replay, and several execution planes.
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Pokee AI
Free plan APIWebPokee AI combines connected-tool agents with credit-based individual plans and pooled enterprise options.
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Workato Agent Studio
by Workato Agent StudioFree plan APIiPhoneLinux+3Agent Studio offers configurable Genies, workflow actions, and security controls, with a free plan and a monthly Pro plan.
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Odyssey
Free plan WebOdyssey combines agent creation, workflow automation, connected apps, and searchable knowledge in one web workspace.
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Relevance AI
Free plan WebRelevance AI offers workflow-building tools, model access, integrations, and security controls, with plan limits varying by tier.
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Superuser
Free plan WebSuperuser pairs team chat with agents and tools that users can inspect or customize. Credit allowances matter: after smart responses are used, quick responses lack tool access.
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Wordware
Free plan iPhoneWebSauna combines team context with reviewed or enabled autonomous actions, while Wordware also documents its earlier prompt editor. Check which product details and plan fit your intended use.
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Workato Agentic
by Workato AgenticFree plan APIWebChoose Workato Agentic if your organization needs to build agents that act across connected systems, use knowledge, and coordinate workflows with governance controls.
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Yak
Free plan APIWebYak combines embedded product assistance with API actions, route guidance, voice, and access-aware tool use. Review usage allowances and separate message or voice charges before selecting a paid tier.
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Floatbot AI
by Floatbot AIFree trial AndroidAPIiPhone+1Floatbot AI brings voice and digital agents into one omnichannel enterprise platform. Its tiered limits and deployment choices let organizations match capacity and operating requirements.
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augLab
Free trial APIWebaugLab combines no-code agent building, workflow automation, broad model access, and business integrations. Its paid plans and usage limits should be reviewed against your expected runs and team size.
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Meya
Free trial AndroidAPIiPhone+1Meya combines no-code bot creation, Python extensibility, visual chat components, integrations, and operational support. Its plan-specific app and usage limits should be checked before deployment.
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Aisera AI Agent Studio
Paid APISelf-hostedWebChoose Aisera AI Agent Studio if your organization needs a configurable way to build, govern, and connect enterprise agents across systems.
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Clarifai Visual Search
Paid APISelf-hostedWebClarifai Visual Search combines photo-based discovery with API search and several deployment options.
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