vioscaleAI
Comparison

langflow vs open-webui

On the evidence we track, langflow leads this comparison with a composite score of 62/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

langflow full profile →open-webui full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
★langflow62
open-webui56
Score
vioscaleAI score
langflow62 / 100high · 79%
open-webui56 / 100high · 78%
Pricing
Free tier
langflow✓
open-webui✓
Model
langflowopen_source
open-webuiopen_source
Price level
langflowfree
open-webuifree
Transparent
langflow✓
open-webui✓
Integrations
Count
langflow14
open-webui50
Security
Disclosure policy
langflow–
open-webui✓
Vulnerabilities
Adoption
Dependent repos
langflow11
open-webui0
Github stars
langflow155,648
open-webui155,534
Activity
Commits last 30d
langflow100
open-webui100
Release
Cadence days
langflow6
open-webui5
History
langflow20 items
open-webui20 items
License
Spdx
langflowMIT
open-webui–
Language
Primary
langflowPython
open-webuiPython
Market
Availability
langflowAvailable worldwide
open-webui–
Content
Faq
langflow8 items
open-webui8 items

Features

The capabilities each product documents. These tools do not share a category taxonomy, so this aligns what each vendor states rather than a normalised feature set.

Declared feature comparison
Featurelangflowopen-webui
Agent memory and persistent conversation threads✓-
Architecture modelopen_source_self_hosted-
Custom api tool calling and webhook execution✓-
Mit or apache permissive oss license✓-
Multi model selection openai anthropic local✓-
Notion google drive confluence sync connectors✓-
Pricing modelfree_open_source-
Rag knowledge base document upload and chunking✓-
Team sharing and role based access control rbac✓-
Visual drag and drop node canvas builder✓-

What each one is

The product in its own terms, so the numbers below have context.

langflow

Leader

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.

Independently observed

open-webui

A self-hosted interface for running AI models locally or in the cloud, with support for multiple model APIs, enterprise security features, and extensibility through code and integrations.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

langflow

Leader
HybridFree tier

Free open-source + free cloud tier

  • Open SourceFree
  • CloudFree
as of verify ↗

open-webui

Open sourceFree tier

Free open-source. Enterprise options available.

  • Open SourceFree
    • Full AI stack
    • Connect any model
    • Voice, vision, retrieval, generation, search
    • Python extensions
    • Community models and tools
    • +1 more
  • EnterpriseContact sales
    • SSO
    • RBAC
    • Audit logs
    • Data residency controls
    • On-premises deployment
    • +1 more
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
langflow✓
open-webui✓
iOS
langflow✗
open-webui✓
Android
langflow✗
open-webui✓
macOS
langflow✓
open-webui✓
Windows
langflow✓
open-webui✓
Linux
langflow✓
open-webui✓
CLI
langflow✓
open-webui✓
Deployment
Cloud / SaaS
langflow✓
open-webui✓
Self-hosted
langflow✓
open-webui✓
On-premise
langflow✗
open-webui✓
Hybrid
langflow✗
open-webui✓
Air-gapped
langflow✗
open-webui✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (5)
  • Anthropic
  • Confluence
  • Notion
  • OpenAI
  • Slack

langflow

Leader
14 total - 9 not shared
  • LangSmith
  • LangFuse
  • Airbyte
  • Azure
  • Cassandra
  • Couchbase
  • Google Cloud
  • Google Drive
  • Serp API
Independently observed

open-webui

22 total - 17 not shared
  • Ollama
  • GitHub
  • ServiceNow
  • Salesforce
  • Jira
  • SharePoint
  • LDAP
  • Active Directory
  • Okta
  • Azure AD
  • Google Workspace
  • OpenAI DALL·E
  • Gemini
  • ComfyUI
  • AUTOMATIC1111
  • OpenTelemetry
  • DALL-E
Independently observed
Still deciding?

langflow or open-webui: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.