LangTail vs PromptLayer
LangTailPrompt Engineering Tools
PromptLayerPrompt Engineering Tools
From $50 / seat / moPublished price
LangTail Prompt Engineering Tools AI Prompt Engineering Made Easy | PromptLayer Prompt Engineering Tools Prompt engineering, evals, and observability for production AI. | |
|---|---|---|
| Overview | ||
| Category | Prompt Engineering Tools | Prompt Engineering Tools |
| What it is | LLM testing and deployment platform with prompt playground and observability for AI developers. | PromptLayer is a platform for prompt management, AI observability, evaluation workflows, and release control across LLM apps and agent systems. |
| Pricing | ||
| Published price | A no-cost or open-source edition is publicly available. No reliable numeric price for a current paid plan was published, so paid pricing requires vendor confirmation. | From $50 / seat / mo Free tier ($0) with up to ~5,000 requests and 7-day log retention. Pro is $50/user/mo with unlimited log retention and advanced features. Enterprise is custom-quoted, adding SSO/R… |
| Pricing model | Tiered plans | Tiered plans |
| Free options | Free plan · Free trial | Free plan · No free trial |
| Deal on Cubbie | None right now | None right now |
| Company | ||
| Founded | 2023 | 2021 |
| Team size | 2-10 employees | Not available |
| Headquarters | Prague, Czech Republic | New York City, NY |