Real tasks.
Open for inspection.

Original tasks from Clorvin Labs. Browse the briefs, inspect the source, and explore recorded checks for every task across nine engineering and evaluation categories, with 12 tasks in each.

BROWSE THE WORK

Tasks, data
and checks.

100+sample tasks
9categories

108 original Clorvin tasks, each with a new brief, source package and locally verified reference solution.

Explore all 108 samples in one place. Browse task briefs, environments, reference code and acceptance checks. Open a sample to inspect its files and available verification records.

Browse Drive folders

12 tasks · Debugging

Debugging

Binary Search Edge Repair

Clorvin Labs original task

Repair a search routine that loses the first and last positions of duplicate values.

Debugging

Deep Merge Repair

Clorvin Labs original task

Repair configuration merging that overwrites entire nested objects.

Debugging

Expiry Cache Repair

Clorvin Labs original task

Repair an expiring cache whose entries survive their exact expiry boundary.

Debugging

Multiset Difference Repair

Clorvin Labs original task

Fix a reconciliation routine that removes every copy of an item instead of the requested count.

Debugging

Nested Transaction Repair

Clorvin Labs original task

Restore nested transaction rollback so inner commits remain reversible by an outer rollback.

Debugging

Pagination Boundary Repair

Clorvin Labs original task

Fix pagination when several records share the same timestamp.

Debugging

Retry Budget Fix

Clorvin Labs original task

Correct an off-by-one retry scheduler and cap exponential backoff.

Debugging

Ring Cursor Recovery

Clorvin Labs original task

Fix a bounded event buffer that drops the wrong items when its cursor wraps.

Debugging

Signed Division Repair

Clorvin Labs original task

Correct integer division that rounds negative quotients in the wrong direction.

Debugging

Sliding Sum Repair

Clorvin Labs original task

Fix a moving-window total that omits the final complete window.

Debugging

Stable Priority Repair

Clorvin Labs original task

Repair priority ordering that reverses the arrival order of tied jobs.

Debugging

Unicode Chunk Repair

Clorvin Labs original task

Repair text chunking that treats encoded byte positions as character boundaries.

Built for Clorvin. Open for inspection.

Every task in this library is a Clorvin Labs original task. Open the brief, starter, reference solution and public fixtures in Google Drive, or download a ZIP copy from the task page. All 108 packages follow the Terminal-Bench 2.0 folder structure and have passed offline container checks. Hard is the target difficulty; benchmark difficulty evaluation is pending.

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