kitio.aiLangGraph vs Steel
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. LangGraph has the lower starting price: about $39 a month, against $250 for Steel.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Graph-based agent design
- Persistent state
- Human-in-the-loop
- Streaming
- Python and JavaScript
- Headless browser API
- Proxy and CAPTCHA handling
- Session persistence
- Steel CLI
- Self-hosted or cloud
| Feature | LangGraph | Steel |
|---|---|---|
| Best for | Low-level framework for building stateful, controllable agents | Open-source browser API for AI agents, self-hosted or cloud |
| Category | Agents & automation | Agents & automation |
| Pricing model | Freemium | Freemium |
| Starting price | $39/mo | $250/mo |
| Free plan | Yes | Yes |
| Made by | LangChain | Steel |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
LangGraph has the lower starting price: about $39 a month, against $250 for Steel.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Developer
Free
- 1 seat
- 5k base traces / month, then pay as you go
- Community support
Plus
$39/mo
- Per seat
- 10k base traces / month, then pay as you go
- Access to Deployment and Engine
- Unlimited seats
Enterprise
Custom
- Self-hosted and hybrid deployment
- Custom SSO, ABAC and RBAC
- Support SLA
3 plans
Launch
Free
- $30 one-time credits, then usage
- 10 concurrent sessions
- Sessions up to 15 minutes
- Up to 3 seats
Scale
$250/mo
- Plus usage, $100 credits / month
- 100 concurrent sessions
- Sessions up to 1 hour
- Dedicated Slack, HIPAA BAA
Enterprise
Custom
- 1,000+ concurrent sessions
- Stealth browser
- Sessions up to 24 hours
- SLAs and enterprise SSO
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
LangGraph
- Fine control over agent behavior
- Strong persistence model
- Widely used in production
- Steeper learning curve
- More code than no-code builders
Steel
- Open source and self-hostable
- Works with standard browser libraries
- Agent-friendly CLI
- Smaller company and community
- You manage it if self-hosted
Which one should you choose?
Choose LangGraph if you want:
- Fine control over agent behavior
- Strong persistence model
- Widely used in production
Watch out: steeper learning curve.
Choose Steel if you want:
- Open source and self-hostable
- Works with standard browser libraries
- Agent-friendly CLI
Watch out: smaller company and community.
LangGraph vs Steel FAQ
What is the difference between LangGraph and Steel?
LangGraph: Low-level framework for building stateful, controllable agents. Steel: Open-source browser API for AI agents, self-hosted or cloud. Both are agents & automation tools.
Is LangGraph or Steel cheaper?
LangGraph has the lower starting price: about $39 a month, against $250 for Steel.
Do LangGraph and Steel have free plans?
LangGraph: Yes. Steel: Yes.
Who makes LangGraph?
LangGraph is made by LangChain, based in United States.
Who makes Steel?
Steel is made by Steel.
Which should I choose, LangGraph or Steel?
Choose LangGraph if you value fine control over agent behavior and strong persistence model. Choose Steel if you value open source and self-hostable and works with standard browser libraries.