name: opencode-prewalk repo: https://github.com/vivekascoder/opencode-prewalk tagline: Save token costs by planning with a frontier model, then finishing with a faster model. description: Plans, explores, and begins implementation with a frontier model, then hands the same grounded OpenCode session to a faster model to finish the task while reducing token costs. kind: plugin topics: - workflow - cost - sessions compat: v2