LangGraphLow-level orchestration framework and runtime for long-running, stateful agents.
vs
VoiceflowPlatform for building, testing and deploying chat and voice AI agents
Comparison · AI Agents · weekly run Nov 3
LangGraph vs Voiceflow
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
LangGraph is the stronger AI pick in AI Agents: it has a visibility score of 24.4 versus 1.6 for Voiceflow, and ranks ahead in 67% of the answers that name both.
Choose LangGraph if…
- You want the brand AI engines rank higher (24.4 vs 1.6)
- You need a self-hosted or on-premises option
- You need SOC 2 Type II or ISO 27001:2022 coverage
- Production standard for stateful, multi-agent workflows
Choose Voiceflow if…
- AI answers describe it more positively (50% vs 44% positive)
- You need SOC 2 or ISO/IEC 27001:2022 coverage
- Visual design, testing, and launch of conversational and voice AI agents
- Strong enterprise reliability and certifications
AI visibility side by side
Latest weekly run · Nov 3
| Metric | LangGraph | Voiceflow |
|---|---|---|
| Visibility score | 24.4% | 1.6% |
| Change vs last week | New | New |
| Rank in AI Agents | #4 | #48 |
| Share of voice | 5.3% | 0.6% |
| Mentions this run | 33 | 4 |
| Positive in AI answers | 44% | 50% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
LangGraph 0pp · Voiceflow 0pp over 0 weekly runs.
Engine by engine
LangGraph leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
LangGraphVoiceflow
Head to head in AI answers
3 engine answers name both brands
2LangGraph ranked higher
1Voiceflow ranked higher
| Prompt | Engine | LangGraph | Voiceflow |
|---|---|---|---|
| Best AI agent platform for startups | Perplexity | #3 | #8 |
| Alternatives to the most popular AI agent platform | Perplexity | #3 | #12 |
| Where can I sign up for an AI agent platform? | AI Mode | #11 | #5 |
Features, pricing & fit
| Dimension | LangGraph | Voiceflow |
|---|---|---|
| Deployment | SaaS in US and EU regions, plus self-hosted and hybrid options available on Enterprise only. | Public cloud, dedicated VPC or on-premise hosting |
| Compliance | SOC 2 Type II, ISO 27001:2022, GDPR, HIPAA | SOC 2, ISO/IEC 27001:2022, HIPAA, GDPR |
| Founded | — | 2019 |
| Headquarters | San Francisco | Toronto |
| Funding | Series B | Seed led by True Ventures · $35M raised |
| Best for | Teams building long-running, stateful AI agents. | Customer support and CX teams that build chat and voice AI agents |
Pros and cons
Themes from the AI answers that mention each brand
LangGraph
- Production standard for stateful, multi-agent workflows
- Strong engineering control for complex, cyclical agent logic
- Widely adopted open-source developer framework
- Best choice for autonomous AI agents
- Heavy developer framework that requires coding effort
Voiceflow
- Visual design, testing, and launch of conversational and voice AI agents
- Strong enterprise reliability and certifications
- Recommended for customer support and conversational experiences
- Costs more than some alternatives
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “LangGraph vs Voiceflow”, https://slateindex.ai/compare/langgraph-vs-voiceflow, data of Nov 3, 2026. Licence: CC BY 4.0.