# Sierra outcome definition Canonical HTML: https://spoolis.com/outcomes/definitions/sierra. This page is also available in machine-readable Markdown. Published outcome definitions and source metadata for Sierra. ## Source metadata Authority: Not published. Retrieved: 2026-09-17. Last verified: 2026-09-17. Status: verified. ## outcome outcome-based, rate not published Class: Outcome-linked terms. Unit: outcome. Price: Not published. Authority: Not published. ## Sources https://sierra.ai/blog/outcome-based-pricing-for-ai-agents