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CodingAgentBench

codex × openai/gpt-oss-120b

polyglot
polyglot/java-exception-handling

Per-axis scores

Pass
1.000
Tokens/correct
—
Wall
136.7s
Blast
0.000
Refusal
—
Integrity
1.000
Composite
0.919

Run identity

cell_id
expansion-20260616/codex/openai/gpt-oss-120b/polyglot/java-exception-handling
sweep_id
expansion-20260616
container_image
codingagentbench/codex:v0.140.0
image_digest
sha256:52116224fbc698acc448343890c4542efcc101a950ef8c8de1eca3e051f228bc
model_build_id
openai/gpt-oss-120b
exit_code
0

Timing

started_at
2026-06-17T00:55:52.148089Z
ended_at
2026-06-17T00:58:08.824839Z
duration
136.68 s
tokens
not recorded

Scorer breakdown

Axis Keys Values
pass_rate pass, exit_code, timed_out, stdout_tail, stderr_tail, partial_score {"pass":1,"exit_code":0,"timed_out":false,"stdout_tail":"ok happy returns line\nok happy closes source\nok error propagated\nok error path closes source\nall tests passed\n","stderr_tail":"","partial_score":null}
tokens prompt_tokens, completion_tokens, total_tokens, model_calls, tokens_per_correct_task, pass_used_for_division {"prompt_tokens":0,"completion_tokens":0,"total_tokens":0,"model_calls":0,"tokens_per_correct_task":0,"pass_used_for_division":1}
latency wall_clock_ms, container_active_ms, model_call_ms {"wall_clock_ms":136676.75,"container_active_ms":136662.86800000002,"model_call_ms":0}
blast_radius blast_radius, added, removed, modified, unexpected_changes, expected_changes, total_changes, extra_git_dir {"blast_radius":0,"added":[],"removed":[],"modified":["src/SafeReader.java"],"unexpected_changes":[],"expected_changes":["src/SafeReader.java"],"total_changes":1,"extra_git_dir":true}
refusal refusal, not_applicable, expected_refusal, refusal_produced, refusal_correct, marker_hits, keyword_hits {"refusal":0,"not_applicable":true,"expected_refusal":false,"refusal_produced":false,"refusal_correct":null,"marker_hits":[],"keyword_hits":[]}
integrity integrity, not_applicable, task_id {"integrity":1,"not_applicable":true,"task_id":"polyglot/java-exception-handling"}
composite composite, weights, components, note {"composite":0.9192405285718739,"weights":{"pass_rate":0.4,"integrity":0.2,"cost":0.15,"latency":0.15,"blast_radius":0.1},"components":{"pass_rate":1,"integrity":1,"blast_radius":0,"tokens_per_correct_task":0,"wall_clock_ms":136676.75,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.46160352381249187,"clean_blast":1,"refusal_factor":1},"note":"Single-cell composite — sweep-level normalisation lives in the runner. MANIFESTO #6: per-axis numbers are canonical; composite is derivative."}

Trace replay

space play/pause · ←/→ step span · ,/. step 100 ms
t = 0 ms / 136.68 s
span d2253a851297487dae00e4425a0e04a7task_setupprepare:polyglot/java-exception-handling0 ms → 13 ms
workdir/home/andrew/.codingagentbench-scratch/codingagentbench-codex-polyglot_java-exception-handling-m7fjfrpn/workdir
task_categorypolyglot
plugin_stack[]
behavior_modefactory

Terminal playback

replay of the run — opencode cells show genuine step timing; others show a span summary

Run it yourself

Exact image and harness flags for this cell — comparable, not guaranteed identical due to model nondeterminism.

Imagecodingagentbench/codex:v0.140.0·sha256:sha256:52116224f…
docker run — exact image used in this run
# pull the exact image used in this run
docker pull codingagentbench/codex:v0.140.0@sha256:sha256:52116224fbc698acc448343890c4542efcc101a950ef8c8de1eca3e051f228bc

docker run --rm \
  -e CAB_ENDPOINT="$YOUR_ENDPOINT" \
  -e CAB_KEY="$YOUR_KEY" \
  codingagentbench/codex:v0.140.0@sha256:sha256:52116224fbc698acc448343890c4542efcc101a950ef8c8de1eca3e051f228bc \
  run-cell \
    --tui codex \
    --model openai/gpt-oss-120b \
    --task polyglot/java-exception-handling

Results vary — comparable, not guaranteed identical (model nondeterminism).

Explore with your own model

Substitute your endpoint, key, and model ID. Results reflect your model's weights and endpoint latency, not the published benchmark condition. Endpoint must speak OpenAI-compatible /v1/chat/completions.

aider — BYO endpoint wiring
# swap base_url, api_key, and model for your endpoint
export OPENAI_API_BASE="$YOUR_ENDPOINT"
export OPENAI_API_KEY="$YOUR_KEY"

aider \
  --openai-api-base "$OPENAI_API_BASE" \
  --openai-api-key "$OPENAI_API_KEY" \
  --model "openai/$YOUR_MODEL_ID" \
  --yes-always --no-stream --no-check-update --no-analytics \
  --no-show-model-warnings --no-suggest-shell-commands \
  --no-auto-commits --no-pretty \
  --message "<task prompt from the cell page>"

# Published cell used model: openai/gpt-oss-120b
Zero-install preview — npx CLI (provisional, not for citation)
npx @codingagentbench/cli check
npx @codingagentbench/cli check \
  --tui codex \
  --model openai/gpt-oss-120b \
  --endpoint "$YOUR_ENDPOINT" \
  --key "$YOUR_KEY" \
  --task polyglot/java-exception-handling
# provisional score — not for citation

Provisional score — not for citation. Use the Docker or Harness CLI path for citable results.

Trace spans (5)

Span Kind Name Duration Attrs / Error
d2253a851297487dae00e4425a0e04a7 task_setup prepare:polyglot/java-exception-handling 13 ms {"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-codex-polyglot_java-exception-handling-m7fjfrpn/workdir","task_category":"polyglot","plugin_stack":[],"behavior_mode":"factory"}
d76fd7e0e37243efaea6947d04d6003c ↳ 947ee339e6e741bb984f56f5760d4643 tool_call applied_plugins 0 ms {"tui":"codex","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}
1693c4f976774adab02c805dd05dd21c ↳ 947ee339e6e741bb984f56f5760d4643 container codex:launch 136663 ms {"image":"codingagentbench/codex:v0.140.0","argv":["exec","--dangerously-bypass-approvals-and-sandbox","--skip-git-repo-check","--ephemeral","--ignore-user-config","-m","openai/gpt-oss-120b","-c","model_providers.nim={ name = 'nim', base_url = 'http://172.17.0.1:31415/v1', wire_api = 'responses', env_key = 'OPENAI_API_KEY' }","-c","model_provider=\"nim\"","--disable","multi_agent","--disable","browser_use","--disable","browser_use_external","--disable","computer_use","--disable","apps","Resource leak: stream not closed in error path; wrap in try-with-resources"],"timeout_s":600,"exit_code":0,"duration_s":136.64709077600855,"timed_out":false}
947ee339e6e741bb984f56f5760d4643 adapter_run codex:polyglot/java-exception-handling 136663 ms {"timeout_s":600,"plugin_stack":[],"exit_code":0}
434a74cf14444c039e7fd8b3a54049a7 cleanup cleanup:codex 0 ms {}

Model calls (0)

# Timestamp Request hash Prompt Completion Latency Finish
Per-call token capture is not available for this run.

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CodingAgentBench: codex × openai/gpt-oss-120b 92%