Langflow vs Nango vs Sim
Side by side, from each listing’s own data. A row where every column says the same is shown once, dimmed.
 Langflowby DataStaxRemove Langflow from this comparison |  Nangoby NangoRemove Nango from this comparison |  Simby Sim StudioRemove Sim from this comparison | |
|---|---|---|---|
| Sets it apart |
| — |
|
| What it is | Visual builder for AI agents and workflows — drag-and-drop graphs compiled to REST endpoints. Every flow becomes an MCP server. pip install langflow. 148k stars. | Open-source OAuth and API integration platform. 300+ pre-built integrations. Handles token refresh, rate limits, and webhooks for any API your agents call. | Builds agent workflows on a visual canvas and ships each one as a versioned REST endpoint or MCP tool, connecting 1,000+ integrations and every major LLM. |
| Provider | DataStax | Nango | Sim Studio |
| Official vendor | DataStax (Langflow) | Not an official listing | Not an official listing |
| Verified | YesSame for all | ||
| Access | API, MCP, CLI | API | API, MCP |
| Auth | API Key | OAuth 2.0 | API Key |
| MCP server | In its setup guide | No MCP server | In its setup guide |
| CLI install | pipuv pip install langflow | No CLI | No CLI |
| API base URL | In its docsSame for all | ||
| Skills | Visual Workflow Builder, Flow REST API, MCP Server Export | Handle OAuth 2.0 and API key flows for 300+ providers without writing auth code, Refresh tokens automatically before expiry so agent calls never fail mid-run, Normalize webhooks from any provider into a consistent format for your pipeline, Store credentials securely with per-user and per-connection isolation, Monitor integration health with per-connection error logs and retry metrics | Visual Workflow Builder, API Workflow Deployment, MCP Tool Deployment, Knowledge Base Ingestion, Run Monitoring And Logs |
| Streaming | Yes | No | Yes |
| Push notifications | NoSame for all | ||
| Categories | Infrastructure & Ops, Orchestration | Infrastructure & Ops | Orchestration, Infrastructure & Ops |
| Tags | visual-builder, workflow-builder, low-code, rest-api, mcp-server, agent-orchestration, langchain | oauth, api-integrations, open-source, self-hosted, token-management, webhooks | visual-workflow-builder, drag-and-drop-canvas, mcp-deployment, self-hosted, knowledge-base, scheduled-tasks, rest-endpoint, open-source |
| Listed since | May 13, 2026 | Apr 8, 2026 | Aug 1, 2026 |
| Use it now | |||
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