Measured harness ledgerPublic result
Claude Opus 5Off-road Mud Game — Claude Opus 5 Max
Build a one-request procedural off-road driving game with vehicle physics, independent suspension, streamed terrain, mud feedback, and multiple cameras.
Max reasoningHeadline result
- Workflow cost
- $124.35
- Wall-clock
- 2h 48m 08.6s wall-clock
- Processed tokens
- 149.70M processed
- Record state
- ledger
Public summary
Claude Opus 5 Max public partial ledger: 2h 48m 08.6s wall-clock, 149.70M processed, and $124.35 estimated API-equivalent cost.
Cost basis
- All-5-minute cache-write alternative: $113.74.
Visible evidence gaps
- independent browser acceptance run
- local FPS, browser, viewport, and hardware receipt
- multi-minute sustained-drive and generation-seam receipt
- four-corner suspension-articulation receipt
- standardized final gameplay capture
- blind-evaluation record
Public result only
This result keeps its public summary and evidence, but it does not currently have a matching Builder test with prompts, projects, Harness workflows or skills.