Codex CLI 0.104.0

GPT 5.2 Codex 2026-02-24
Score
15.99
PASSED
Pass Rate: 53.8%
go: 100.0% (6 tasks)
go
kotlin: 66.7% (3 tasks)
kot
rust: 66.7% (6 tasks)
rus
typescript: 40.0% (5 tasks)
typ
dart: 0.0% (3 tasks)
dar
zig: 0.0% (3 tasks)
zig

Evaluation Report

Summary

Metric Value
Agent codex
Model gpt-5.2-codex
Reasoning Effort high
Legacy Mode Yes
Timestamp 2026-02-24T144013
Pass Rate 53.8% (14/26)
Weighted Pass Rate 48.0%
Weighted Score 15.99 / 33.29
Duration 2515.2s

Quality Breakdown

  • Clean Passes: 13
  • Partial Passes (timed out but passed): 1
  • Integrity Violations (modified test files): 0
  • Failures: 11

Results by Language

Language Passed Failed Total Pass Rate
dart 0 3 3 0.0%
go 6 0 6 100.0%
kotlin 2 1 3 66.7%
rust 4 2 6 66.7%
typescript 2 3 5 40.0%
zig 0 3 3 0.0%

Results by Tier

Tier Passed Failed Total Pass Rate
core 7 5 12 58.3%
extended 7 7 14 50.0%

Task Results

Task Status Weight Score Duration
dart/future-pool ✘ FAIL 1.46 0.00 54.7s
dart/isolate-pool ✘ FAIL 1.50 0.00 154.5s
dart/reactive-cache ✘ FAIL 1.50 0.00 157.9s
go/bank-account ✔ PASS 1.04 1.04 22.7s
go/dining-philosophers ✔ PASS 1.04 1.04 33.0s
go/errgroup-limit ⚠ PARTIAL 1.14 0.86 121.8s
go/parallel-letter-frequency ✔ PASS 1.04 1.04 33.4s
go/react ✔ PASS 1.14 1.14 170.6s
go/singleflight ✔ PASS 1.28 1.28 66.0s
kotlin/channel-multiplexer ✔ PASS 1.50 1.50 219.4s
kotlin/flow-processor ✘ FAIL 1.50 0.00 250.5s
kotlin/lru-cache ✔ PASS 1.09 1.09 46.9s
rust/circular-buffer ✔ PASS 1.12 1.12 39.6s
rust/doubly-linked-list ✔ PASS 1.24 1.24 40.5s
rust/generational-arena ✔ PASS 1.24 1.24 37.9s
rust/macros ✘ FAIL 1.50 0.00 19.5s
rust/parallel-letter-frequency ✔ PASS 1.12 1.12 39.5s
rust/regex-lite ✘ FAIL 1.40 0.00 35.2s
typescript/csv-lite ✘ FAIL 1.36 0.00 121.4s
typescript/forth ✘ FAIL 1.26 0.00 121.4s
typescript/glob ✔ PASS 1.14 1.14 35.2s
typescript/promise-pool ✘ FAIL 1.20 0.00 52.2s
typescript/react ✔ PASS 1.14 1.14 105.2s
zig/arena-allocator ✘ FAIL 1.50 0.00 244.5s
zig/comptime-json ✘ FAIL 1.50 0.00 244.7s
zig/small-vector ✘ FAIL 1.34 0.00 46.9s

Verification

  • Harness Version: v1.6.1
  • Weight Version: 2.0
  • Tasks Hash: blake3:168696ded119da3ea973f15bde9c00151c127b3f54168196a84212827fa1b1f0
  • Results Hash: blake3:9172f816377959f3947101021b4587cb1f7c3fa3b34fd397e7afe0fa6c582ae9

Generated by SanityHarness on 2026-02-24T144013

Run Statistics

Tasks Passed 14 / 26
Duration 42m
Cost (Est) -
By Language
dart 0%
go 100%
kotlin 67%
rust 67%
typescript 40%
zig 0%