LangSmith vs Portkey
| Tagline | Debug, test and monitor LLM apps and agents | AI gateway for production apps |
|---|---|---|
| Category | AI Agents | AI Agents |
| Pricing | Freemium | Freemium |
| Upvotes | 0 | 0 |
| Comments | 0 | 0 |
| Page views | 0 | 0 |
| Click-through to site | 0.0% | 0.0% |
| Readiness Score | 81/100 | 95/100 |
| Launched | Oct 5, 2026 | Oct 5, 2026 |
| Maker | — | — |
What is LangSmith?
LangSmith from LangChain helps teams trace, evaluate and monitor LLM applications and agents in development and production.
What is Portkey?
Portkey routes requests across LLM providers with caching, fallbacks and observability.
Not sold on either? See alternatives to LangSmith or alternatives to Portkey.
Verdict
Portkey leads on 1 of the measurable metrics above (votes, engagement, click-through and readiness). Choose LangSmith if you want debug, test and monitor LLM apps and agents; choose Portkey if you want aI gateway for production apps.
Is LangSmith better than Portkey?
On AskableHQ's community and engagement data, Portkey currently performs better, but the right choice depends on your use case.
Which is cheaper, LangSmith or Portkey?
LangSmith is Freemium; Portkey is Freemium. Check each website for current plans.