LangChain on Vertex AI Billing for LangChain on Vertex AI will start on March 4, 2025

## Announcement **LangChain on Vertex AI** Billing for LangChain on Vertex AI will start on March 4, 2025\. The pricing structure is based on vCPU hours and GiB hours used. This means that you will be charged for both the compute (vCPU) and memory resources consumed by your LangChain on Vertex AI workloads. You can review the pricing details in the table below. | Product | SKU ID | Price | | ---------------------- | -------------- | --------------- | | ReasoningEngine vCPU | 8A55-0B95-B7DC | $0.0994/vCPU-Hr | | ReasoningEngine Memory | 0B45-6103-6EC1 | $0.0105/GiB-Hr |