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Agent orchestration framework plus observability and deployment platform
Pros
- Industry-standard agent tooling
- Strong observability (LangSmith)
- Flexible deployment options
- Generous free trace tier
Cons
- Trace/node overages add up
- Steeper learning curve
- LLM API costs billed separately
✓ Where it shines / best for
- Engineering teams debugging and monitoring LLM/agent apps in production
- Running systematic evals and regression tests on prompts
- Tracking cost, latency, and quality across LLM pipelines
✕ Not the best fit for
- Non-technical users without an LLM app to instrument
- Teams wanting an agent-building UI rather than observability tooling
Features
- ✓ API access
- ✓ Free tier
- ✓ Evaluation
- ✓ Prompt Management
- ✓ Analytics
- ✓ LLM Observability
- ✓ Monitoring
- ✓ Tracing
Pricing
| Plan | Price | Billing | Notes |
|---|---|---|---|
| Developer | $0 | seat/month | Free; 1 seat, up to 5k base traces/mo then pay-as-you-go, tracing, evals, Prompt Hub, Playground, monitoring, alerting |
| Plus | $39 | seat/month | Unlimited seats; up to 10k base traces/mo included, then $2.50 per 1k base traces ($5 per 1k extended 400-day retention), up to 3 workspaces, 1 free dev deployment, email support |
| Startup | Custom | month | Discounted seats and extra free traces for early-stage startups — apply via LangChain |
| Enterprise | Custom | year | Hybrid/self-hosted LangSmith, custom SSO/RBAC, SLA, dedicated support, custom data retention — contact sales |
Pricing verified from the official source. Prices change often — confirm on the vendor's site before buying.
Specifications
| deployment | Cloud/hybrid/self-host |
| free_traces | 5,000/mo |
| langgraph_license | MIT |
Sponsored
A full review is being generated for this product and will appear here shortly.