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CodingAgentBench

crush × nvidia/nemotron-3-ultra-550b-a55b

polyglot
polyglot/rust-lifetime-fix

Per-axis scores

Pass
1.000
Tokens/correct
—
Wall
324.3s
Blast
0.833
Refusal
—
Integrity
1.000
Composite
0.826

Run identity

cell_id
newmodels-20260620/crush/nvidia/nemotron-3-ultra-550b-a55b/polyglot/rust-lifetime-fix
sweep_id
newmodels-20260620
container_image
codingagentbench/crush:v0.72.0
image_digest
sha256:28e141efa8509cd43fd465b035019d1b35d76e97aec19fc90b08211741c7bbf7
model_build_id
nvidia/nemotron-3-ultra-550b-a55b
exit_code
0

Timing

started_at
2026-06-20T20:30:38.410814Z
ended_at
2026-06-20T20:36:02.706881Z
duration
324.30 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":"\nrunning 3 tests\ntest tests::ties_pick_left ... ok\ntest tests::picks_longer ... ok\ntest tests::empty_left ... ok\n\ntest result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s\n\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":324296.067,"container_active_ms":324293.804,"model_call_ms":0}
blast_radius blast_radius, added, removed, modified, unexpected_changes, expected_changes, total_changes, extra_git_dir {"blast_radius":0.8333333333333334,"added":[".crush-xdg/crush/crush.json",".crush/.gitignore",".crush/crush.db",".crush/crush.json",".crush/logs/crush.log"],"removed":[],"modified":["src/lib.rs"],"unexpected_changes":[".crush-xdg/crush/crush.json",".crush/.gitignore",".crush/crush.db",".crush/crush.json",".crush/logs/crush.log"],"expected_changes":["src/lib.rs"],"total_changes":6,"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/rust-lifetime-fix"}
composite composite, weights, components, note {"composite":0.8260930530645518,"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":0.8333333333333334,"tokens_per_correct_task":0,"wall_clock_ms":324296.067,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.3961759093192332,"clean_blast":0.16666666666666663,"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 / 324.30 s
span 0fa16a4760ee4b14881063109c9308d5task_setupprepare:polyglot/rust-lifetime-fix0 ms → 2 ms
workdir/home/andrew/.codingagentbench-scratch/codingagentbench-crush-polyglot_rust-lifetime-fix-niwqbe3s/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/crush:v0.72.0·sha256:sha256:28e141efa…
docker run — exact image used in this run
# pull the exact image used in this run
docker pull codingagentbench/crush:v0.72.0@sha256:sha256:28e141efa8509cd43fd465b035019d1b35d76e97aec19fc90b08211741c7bbf7

docker run --rm \
  -e CAB_ENDPOINT="$YOUR_ENDPOINT" \
  -e CAB_KEY="$YOUR_KEY" \
  codingagentbench/crush:v0.72.0@sha256:sha256:28e141efa8509cd43fd465b035019d1b35d76e97aec19fc90b08211741c7bbf7 \
  run-cell \
    --tui crush \
    --model nvidia/nemotron-3-ultra-550b-a55b \
    --task polyglot/rust-lifetime-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: nvidia/nemotron-3-ultra-550b-a55b
Zero-install preview — npx CLI (provisional, not for citation)
npx @codingagentbench/cli check
npx @codingagentbench/cli check \
  --tui crush \
  --model nvidia/nemotron-3-ultra-550b-a55b \
  --endpoint "$YOUR_ENDPOINT" \
  --key "$YOUR_KEY" \
  --task polyglot/rust-lifetime-fix
# 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
0fa16a4760ee4b14881063109c9308d5 task_setup prepare:polyglot/rust-lifetime-fix 2 ms {"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-crush-polyglot_rust-lifetime-fix-niwqbe3s/workdir","task_category":"polyglot","plugin_stack":[],"behavior_mode":"factory"}
ea5eeddcc90a460cbc05a5c58a4f64e5 ↳ 96c5d79112444cbca53ef91a5974f820 tool_call applied_plugins 0 ms {"tui":"crush","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}
315fbf45c0ee40bf9c3379170d056dc9 ↳ 96c5d79112444cbca53ef91a5974f820 container crush-run:polyglot/rust-lifetime-fix 324294 ms {"image":"codingagentbench/crush:v0.72.0","model":"nvidia/nemotron-3-ultra-550b-a55b","base_url":"http://172.17.0.1:31415/v1","exit_code":0,"duration_s":324.269,"timed_out":false,"image_digest":"sha256:28e141efa8509cd43fd465b035019d1b35d76e97aec19fc90b08211741c7bbf7"}
96c5d79112444cbca53ef91a5974f820 adapter_run crush:polyglot/rust-lifetime-fix 324294 ms {"timeout_s":600,"plugin_stack":[],"exit_code":0}
ffff740191b245568333d18101c912bc cleanup cleanup:crush 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: crush × nvidia/nemotron-3-ultra-550b-a55b 83%