# langflow vs Voiceflow

**Leader by Vioscale score:** Voiceflow

| Attribute | langflow | Voiceflow |
|---|---|---|
| **Vioscale score** | 59.9 (67% (medium)) | 66.8 (41% (low)) |
| activity.commits_last_30d | 100 | - |
| adoption.dependent_repos | 11 | - |
| adoption.github_stars | 153,712 | - |
| content.faq | `[{"answer":"Langflow is an open-source Python framework designed for building AI agents and retrieval-augmented generation (RAG) applications. It provides a visual editor for designing workflows and integrates with major language models and vector databases. The framework includes built-in support for Model Context Protocol (MCP) servers, enabling rapid development and iteration of AI systems.","source":"http://www.langflow.org","question":"What is Langflow?","confidence":0.95},{"answer":"Langflow uses a freemium pricing model. The open-source version is free for self-hosted deployments, and there is also a free tier available on their managed cloud platform. No payment is required to begin development or deployment of your AI applications.","source":"http://www.langflow.org","question":"How much does Langflow cost?","confidence":0.95},{"answer":"Langflow supports multiple deployment approaches: you can host it yourself on your own infrastructure, use their managed cloud platform, or implement a hybrid setup combining both options. This flexibility allows you to choose the deployment model that best fits your organizational requirements.","source":"http://www.langflow.org","question":"How can I deploy Langflow?","confidence":1},{"answer":"Langflow integrates with major AI providers including Anthropic, OpenAI, Azure, and Google Cloud. It also connects with development tools like GitHub and Hugging Face, and supports services such as Slack, MongoDB, Mistral, Groq, and LangChain. The platform includes multiple pre-built integrations to extend functionality.","source":"http://www.langflow.org","question":"Which AI providers and services does Langflow integrate with?","confidence":0.98},{"answer":"Langflow offers both a web-based interface and command-line interface (CLI). The web interface includes a visual editor for designing and testing workflows without requiring code.","source":"http://www.langflow.org","question":"What interfaces does Langflow provide?","confidence":1},{"answer":"Langflow is built for developers and teams who need to quickly build, test, and deploy AI-powered agents and workflows. It serves both individual developers exploring AI capabilities and organizations requiring production-grade deployment options.","source":"http://www.langflow.org","question":"Who is Langflow designed for?","confidence":0.85},{"answer":"Yes, Langflow is open-source and can be self-hosted on your own infrastructure at no cost. This gives you complete control over deployment, data, and infrastructure while avoiding dependence on a third-party platform.","source":"http://www.langflow.org","question":"Can I run Langflow without the cloud platform?","confidence":0.95},{"answer":"Langflow offers both self-hosted and managed cloud deployment options, with the cloud platform providing enterprise-grade infrastructure. The combination of open-source flexibility and managed options makes it adaptable for organizations of various sizes.","source":"http://www.langflow.org","question":"Is Langflow suitable for enterprise deployment?","confidence":0.9}]` | - |
| deployment.options | `{"cloud":true,"hybrid":true,"self_hosted":true}` | `{"cloud":true}` |
| description.long | An open-source platform that simplifies building and deploying AI agents and workflow automation with a visual drag-and-drop interface. Supports multiple LLMs, vector databases, and integrations with built-in cloud deployment options. | A platform where enterprise teams design, deploy, and monitor conversational AI agents to automate customer interactions across multiple channels while maintaining full control, observability, and compliance. |
| features.capabilities | `{"pricing_model":"free_open_source","architecture_model":"open_source_self_hosted","mit_or_apache_permissive_oss_license":true,"visual_drag_and_drop_node_canvas_builder":true,"multi_model_selection_openai_anthropic_local":true,"custom_api_tool_calling_and_webhook_execution":true,"notion_google_drive_confluence_sync_connectors":true,"rag_knowledge_base_document_upload_and_chunking":true,"team_sharing_and_role_based_access_control_rbac":true,"agent_memory_and_persistent_conversation_threads":true}` | `{"soc2_type_ii":true,"architecture_model":"managed_cloud_saas","embeddable_iframe_or_chat_widget_export":true,"visual_drag_and_drop_node_canvas_builder":true,"multi_model_selection_openai_anthropic_local":true,"custom_api_tool_calling_and_webhook_execution":true,"rag_knowledge_base_document_upload_and_chunking":true,"team_sharing_and_role_based_access_control_rbac":true,"agent_memory_and_persistent_conversation_threads":true}` |
| integrations.count | 12 | 9 |
| integrations.list | `[{"name":"LangSmith"},{"name":"LangFuse"},{"name":"Airbyte"},{"name":"Anthropic"},{"name":"Azure"},{"name":"Cassandra"},{"name":"Confluence"},{"name":"Couchbase"},{"name":"Google Cloud"},{"name":"Google Drive"},{"name":"Notion"},{"name":"OpenAI"},{"name":"Serp API"},{"name":"Slack"}]` | `[{"name":"OpenAI"},{"name":"Anthropic"},{"name":"Zapier"},{"name":"Shopify"},{"name":"ChatGPT"},{"name":"Telegram"},{"name":"Alexa"},{"name":"NetSuite"},{"name":"Salesforce"}]` |
| language.primary | Python | - |
| license.spdx | MIT | - |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"mac":true,"web":true,"linux":true,"windows":true}` | `{"web":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":true,"name":"Open Source","description":"Self-hosted deployment"},{"free":true,"name":"Cloud","description":"Free enterprise-grade cloud platform for deployment"}],"summary":"Free open-source + free cloud tier","freeTier":true,"sourceUrl":"http://www.langflow.org","retrievedAt":"2026-07-31T10:23:06.793Z"}` | `{"type":"hybrid","summary":"Usage-based billing for agencies (free trial, no credit card required). Custom enterprise pricing available via demo request.","currency":"USD","freeTier":false,"sourceUrl":"https://www.voiceflow.com/pricing","retrievedAt":"2026-08-25T21:50:18.968Z"}` |
| pricing.free_tier | yes | no |
| pricing.model | commercial | commercial |
| pricing.price_level | free | unknown |
| pricing.transparent | no | yes |
| release.cadence_days | 7 | - |
| release.history | `[{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.11.5","date":"2026-08-25T15:35:11Z","type":"stable","version":"v1.11.5"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.11.4","date":"2026-08-19T00:01:21Z","type":"stable","version":"v1.11.4"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.11.3","date":"2026-08-11T23:14:46Z","type":"stable","version":"v1.11.3"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.11.2","date":"2026-08-04T17:30:50Z","type":"stable","version":"v1.11.2"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.11.1","date":"2026-07-28T21:44:22Z","type":"stable","version":"v1.11.1"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.10.3","date":"2026-07-23T16:08:25Z","type":"stable","version":"v1.10.3"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.11.0","date":"2026-07-23T01:58:39Z","type":"stable","version":"v1.11.0"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.10.2","date":"2026-07-07T20:40:40Z","type":"stable","version":"v1.10.2"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.10.1","date":"2026-06-23T23:49:37Z","type":"stable","version":"v1.10.1"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.10.0","date":"2026-06-09T18:47:59Z","type":"stable","version":"v1.10.0"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.9.6","date":"2026-06-02T16:34:50Z","type":"stable","version":"v1.9.6"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.9.5","date":"2026-05-29T14:25:27Z","type":"stable","version":"v1.9.5"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.9.4","date":"2026-05-26T19:18:19Z","type":"stable","version":"v1.9.4"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.9.3","date":"2026-05-15T18:25:04Z","type":"stable","version":"v1.9.3"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.9.2","date":"2026-05-01T18:57:37Z","type":"stable","version":"v1.9.2"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.9.1","date":"2026-04-24T00:34:31Z","type":"stable","version":"v1.9.1"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.9.0","date":"2026-04-14T22:39:46Z","type":"stable","version":"v1.9.0"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.8.4","date":"2026-04-07T16:26:21Z","type":"stable","version":"v1.8.4"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.8.3","date":"2026-03-26T18:29:48Z","type":"stable","version":"v1.8.3"},{"url":"https://github.com/langflow-ai/langflow/releases/tag/v1.8.2","date":"2026-03-20T16:44:40Z","type":"stable","version":"v1.8.2"}]` | - |
| security.disclosure_policy | - | yes |
| security.gdpr | - | yes |
| security.hipaa | - | yes |
| security.iso27001 | - | yes |
| security.soc2 | - | yes |
| security.vulnerabilities | `{"count":33,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=langflow&per_page=100","last_12m":26,"max_severity":"CRITICAL"}` | - |

## Capabilities (No Code Agent Builders)

| Capability | langflow | Voiceflow |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Architecture model | Open source self hosted | Managed cloud saas |
| Rag knowledge base document upload and chunking | ✓ | ✓ |
| Notion google drive confluence sync connectors | ✓ | - |
| Visual drag and drop node canvas builder | ✓ | ✓ |
| Multi model selection openai anthropic local | ✓ | ✓ |
| Custom API tool calling and webhook execution | ✓ | ✓ |
| Team sharing and role based access control RBAC | ✓ | ✓ |
| Embeddable iframe or chat widget export | - | ✓ |
| Agent memory and persistent conversation threads | ✓ | ✓ |
| Slack or microsoft teams bot deployment | - | - |
| SOC2 type ii | - | ✓ |
| Mit or apache permissive oss license | ✓ | - |
| Pricing model | Free open source | - |

*Source: Vioscale. Generated 2026-09-01T16:45:26.571Z. "-" = undocumented, not absent.*