Product change·Aug 17 → Aug 24, 2026·Week 35, 2026·AI & Machine Learning

LangChain: new Tuned Evaluators usage pricing (0.01 LCU/eval run)

Introduced Tuned Evaluators, a pay-as-you-go evaluation feature priced at 0.01 LCU per Evaluation Run (Perceived Error), in public beta for Plus and Cloud Enterprise plans.

LangChainProductFeature added

What changed

Feature added

Introduced Tuned Evaluators, a new pay-as-you-go evaluation feature priced at 0.01 LCU per Evaluation Run (Perceived Error), in public beta for Plus and Cloud Enterprise plans

Before and after

Aug 17, 2026 vs Aug 24, 2026

Pulse.

100%

What changed

Introduced Tuned Evaluators, a new pay-as-you-go evaluation feature priced at 0.01 LCU per Evaluation Run (Perceived Error), in public beta for Plus and Cloud Enterprise plans

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