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CodingAgentBench

plandex × openai/gpt-oss-120b

polyglot
polyglot/go-json-parser-fix

Per-axis scores

Pass
1.000
Tokens/correct
—
Wall
184.3s
Blast
0.500
Refusal
—
Integrity
1.000
Composite
0.866

Run identity

cell_id
free-20260527/plandex/openai/gpt-oss-120b/polyglot/go-json-parser-fix
sweep_id
free-20260527
container_image
codingagentbench/plandex:v2.2.1
image_digest
sha256:d1d67c7f86699ccffd8fd7f6dca598ef449ca37bc377e42f7d1f0ef3cd4aaee2
model_build_id
openai/gpt-oss-120b
exit_code
0

Timing

started_at
2026-06-16T20:00:39.148426Z
ended_at
2026-06-16T20:03:43.454609Z
duration
184.31 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 \tcodingagentbench/gojsonparser\t0.004s\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":184306.183,"container_active_ms":184303.77300000002,"model_call_ms":0}
blast_radius blast_radius, added, removed, modified, unexpected_changes, expected_changes, total_changes, extra_git_dir {"blast_radius":0.5,"added":[".plandex-v2/projects-v2.json"],"removed":[],"modified":["parser.go"],"unexpected_changes":[".plandex-v2/projects-v2.json"],"expected_changes":["parser.go"],"total_changes":2,"extra_git_dir":false}
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/go-json-parser-fix"}
composite composite, weights, components, note {"composite":0.8655455000953594,"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":0.5,"tokens_per_correct_task":0,"wall_clock_ms":184306.183,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.4369700006357284,"clean_blast":0.5,"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 / 184.31 s
span 61888e36a6d84dab87ab7516f1040890task_setupprepare:polyglot/go-json-parser-fix0 ms → 2 ms
workdir/home/andrew/.codingagentbench-scratch/codingagentbench-plandex-polyglot_go-json-parser-fix-ner4607f/workdir
task_categorypolyglot
plugin_stack[]
behavior_modefactory

Terminal playback

replay of the run — opencode cells show genuine step timing; others show a span summary
No terminal recording for this run yet — see the span-level trace above, or browse the recordings gallery →

Run it yourself

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

Imagecodingagentbench/plandex:v2.2.1·sha256:sha256:d1d67c7f8…
docker run — exact image used in this run
# pull the exact image used in this run
docker pull codingagentbench/plandex:v2.2.1@sha256:sha256:d1d67c7f86699ccffd8fd7f6dca598ef449ca37bc377e42f7d1f0ef3cd4aaee2

docker run --rm \
  -e CAB_ENDPOINT="$YOUR_ENDPOINT" \
  -e CAB_KEY="$YOUR_KEY" \
  codingagentbench/plandex:v2.2.1@sha256:sha256:d1d67c7f86699ccffd8fd7f6dca598ef449ca37bc377e42f7d1f0ef3cd4aaee2 \
  run-cell \
    --tui plandex \
    --model openai/gpt-oss-120b \
    --task polyglot/go-json-parser-fix

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 plandex \
  --model openai/gpt-oss-120b \
  --endpoint "$YOUR_ENDPOINT" \
  --key "$YOUR_KEY" \
  --task polyglot/go-json-parser-fix
# provisional score — not for citation

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

Trace spans (7)

Span Kind Name Duration Attrs / Error
61888e36a6d84dab87ab7516f1040890 task_setup prepare:polyglot/go-json-parser-fix 2 ms {"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-plandex-polyglot_go-json-parser-fix-ner4607f/workdir","task_category":"polyglot","plugin_stack":[],"behavior_mode":"factory"}
60c4c30f34d1401c84e48e6602d7ada6 ↳ c0737ffc84364b0fa738381ac55ecf6b tool_call applied_plugins 0 ms {"tui":"plandex","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}
ca8ae48edd1142bca974813a3ffab258 ↳ f5d653cdcbee41458024920d8b3e8461 container plandex:phase=plan 0 ms {"phase":"plan","argv":["plandex","new","--name","codingagentbench-plan",";","plandex","tell","JSON parser drops zero-valued fields because of `omitempty` on a required field"],"kind":"plan-first"}
e983aaefa1294cd99cbed4c10a6a87d9 ↳ f5d653cdcbee41458024920d8b3e8461 container plandex:phase=execute 0 ms {"phase":"execute","argv":["plandex","build",";","plandex","apply"],"auto_confirm":true}
f5d653cdcbee41458024920d8b3e8461 ↳ c0737ffc84364b0fa738381ac55ecf6b container plandex:pipeline 184304 ms {"image":"codingagentbench/plandex:v2.2.1","timeout_s":600,"plan_phase_cmd":["plandex","new","--name","codingagentbench-plan",";","plandex","tell","JSON parser drops zero-valued fields because of `omitempty` on a required field"],"exec_phase_cmd":["plandex","build",";","plandex","apply"],"exit_code":0,"duration_s":184.219068787992,"timed_out":false,"plan_phase_done":true,"execute_phase_done":true}
c0737ffc84364b0fa738381ac55ecf6b adapter_run plandex:polyglot/go-json-parser-fix 184304 ms {"timeout_s":600,"plugin_stack":[],"exit_code":0}
b576cd61703a4552a920657a1833de43 cleanup cleanup:plandex 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: plandex × openai/gpt-oss-120b 87%](https://codingagentbench.com/badge/plandex/openai/gpt-oss-120b/polyglot/go-json-parser-fix.svg)](https://codingagentbench.com/cell/plandex/openai/gpt-oss-120b/polyglot/go-json-parser-fix)
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<a href="https://codingagentbench.com/cell/plandex/openai/gpt-oss-120b/polyglot/go-json-parser-fix"><img src="https://codingagentbench.com/badge/plandex/openai/gpt-oss-120b/polyglot/go-json-parser-fix.svg" alt="CodingAgentBench: plandex × openai/gpt-oss-120b 87%" /></a>
CodingAgentBench: plandex × openai/gpt-oss-120b 87%