Windmill vs LangGraph vs Appian vs LiteLLM

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Windmill
vs
Competitor 1
LangGraph
Competitor 2
Appian
Competitor 3
LiteLLM
Compare
4 tools · best value per row highlighted
Your tool Windmill
windmill.dev
Windmill is an open-source, code-first orchestration platform for internal software.
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Competitor LangGraph
langchain.com
LangGraph is an open-source agent runtime and low-level orchestration framework for building AI agents that behave reliably on complex tasks.
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Competitor Appian
appian.com
Appian is an enterprise platform for process automation that orchestrates AI agents, existing systems and people from one place.
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Competitor LiteLLM
litellm.ai
LiteLLM is an open-source AI gateway and LLM proxy that puts more than 140 providers and 1,800 models behind one OpenAI-compatible API key.
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Traffic estimated monthly website traffic
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6-month growth
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Global rank web
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Bounce rate lower is better
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Pages / visit
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Pricing
Model
Freemium
Freemium
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Free
Starting price
$120per month · free tier available
$39per month · free tier available
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Free
Free tier
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Free trial
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API access
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Plans
Free and Open-source (self-host) FreeEnterprise $120/mo
Developer FreePlus $39/moEnterprise Custom
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Open Source FreeEnterprise Custom
Capabilities input → output
Input
Code
Code
DataDocumentsText
Text
Output
Apps
Apps
Apps
DataText
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI Developer ToolsAI Workflow+1 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Development & CodeProductivity & OfficeAI APIAI Developer Tools+1 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
9
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8
Workflows
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Agents
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Agent creation
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Self hosted
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Developer tools
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Process automation
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No-code
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APIs
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LLM gateway
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LLM management
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Model routing
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Agent memory
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Business automation
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API management
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Agent collaboration
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Document data extraction
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Finance workflow automation
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LLM development
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MCP
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Workflow deployment
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Community on aitoolstime
Rating
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Upvotes
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Saves
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Reviews
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Prompts
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Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.