kitio.aiLangGraph vs AgentMail
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. AgentMail has the lower starting price: about $20 a month, against $39 for LangGraph.
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
- Inboxes created by API
- Threaded send and receive
- Attachments
- Webhooks and events
- Custom domains
- Per-agent permissions
| Feature | LangGraph | AgentMail |
|---|---|---|
| Best for | Low-level framework for building stateful, controllable agents | Email inbox API that gives AI agents their own addresses |
| Category | Agents & automation | Agents & automation |
| Pricing model | Freemium | Freemium |
| Starting price | $39/mo | $20/mo |
| Free plan | Yes | Yes |
| Made by | LangChain | AgentMail |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
AgentMail has the lower starting price: about $20 a month, against $39 for LangGraph.
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
4 plans
Free
Free
- 3 inboxes
- 3,000 emails a month
- 1 custom domain
- 3 GB storage
Developer
$20/mo
- 10 inboxes
- 10,000 emails a month
- 10 custom domains
- Email support
Startup
$200/mo
- 150 inboxes
- 150 custom domains
- 10 organization seats
- SOC 2 report
Enterprise
Contact sales
- Bring-your-own-cloud deployment
- Dedicated IPs
- OIDC and SAML 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
AgentMail
- Free tier with three inboxes
- Python and TypeScript SDKs plus MCP
- Custom domains with DKIM, SPF and DMARC
- Free plan capped at 100 emails a day
- SOC 2 report only on Startup and up
- Dedicated IPs require Enterprise
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 AgentMail if you want:
- Free tier with three inboxes
- Python and TypeScript SDKs plus MCP
- Custom domains with DKIM, SPF and DMARC
Watch out: free plan capped at 100 emails a day.
LangGraph vs AgentMail FAQ
What is the difference between LangGraph and AgentMail?
LangGraph: Low-level framework for building stateful, controllable agents. AgentMail: Email inbox API that gives AI agents their own addresses. Both are agents & automation tools.
Is LangGraph or AgentMail cheaper?
AgentMail has the lower starting price: about $20 a month, against $39 for LangGraph.
Do LangGraph and AgentMail have free plans?
LangGraph: Yes. AgentMail: Yes.
Who makes LangGraph?
LangGraph is made by LangChain, based in United States.
Who makes AgentMail?
AgentMail is made by AgentMail.
Which should I choose, LangGraph or AgentMail?
Choose LangGraph if you value fine control over agent behavior and strong persistence model. Choose AgentMail if you value free tier with three inboxes and python and typescript sdks plus mcp.