Google Cloud Agent Evaluation pricing

As docs.cloud.google.com lists them, read 2 Oct 2026. The maker's own page has the final word.

Plan	Billed and limits	Price
Pay-as-you-go usage	$0.00003 per 1k input characters and $0.00009 per 1k output characters for computation-based metrics; model-based metrics are charged for underlying autorater model prediction costs. · Pricing is usage-based; model-based metric charges depend on dataset input tokens and autorater output · Third-party model evaluation also incurs model inference charges	Free