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CodingAgentBench

crush × stepfun-ai/step-3.5-flash

polyglot
polyglot/ts-type-narrowing

Per-axis scores

Pass
0.000
Tokens/correct
—
Wall
68.5s
Blast
0.875
Refusal
—
Integrity
1.000
Composite
0.442

Run identity

cell_id
free-20260527/crush/stepfun-ai/step-3.5-flash/polyglot/ts-type-narrowing
sweep_id
free-20260527
container_image
codingagentbench/crush:v0.72.0
image_digest
sha256:28e141efa8509cd43fd465b035019d1b35d76e97aec19fc90b08211741c7bbf7
model_build_id
stepfun-ai/step-3.5-flash
exit_code
1

Timing

started_at
2026-06-16T16:30:25.184460Z
ended_at
2026-06-16T16:31:33.665584Z
duration
68.48 s
tokens
not recorded

Scorer breakdown

Axis Keys Values
pass_rate pass, exit_code, timed_out, stdout_tail, stderr_tail, partial_score {"pass":0,"exit_code":2,"timed_out":false,"stdout_tail":"tsconfig.json(5,25): error TS5107: Option 'moduleResolution=node10' is deprecated and will stop functioning in TypeScript 7.0. Specify compilerOption '\"ignoreDeprecations\": \"6.0\"' to silence this error.\n Visit https://aka.ms/ts6 for migration information.\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":0}
latency wall_clock_ms, container_active_ms, model_call_ms {"wall_clock_ms":68481.124,"container_active_ms":68479.493,"model_call_ms":0}
blast_radius blast_radius, added, removed, modified, unexpected_changes, expected_changes, total_changes, extra_git_dir {"blast_radius":0.875,"added":[".crush-xdg/crush/crush.json",".crush/.gitignore",".crush/crush.db",".crush/crush.json",".crush/logs/crush.log","build/src/shape.js","build/tests/shape.test.js"],"removed":[],"modified":["src/shape.ts"],"unexpected_changes":[".crush-xdg/crush/crush.json",".crush/.gitignore",".crush/crush.db",".crush/crush.json",".crush/logs/crush.log","build/src/shape.js","build/tests/shape.test.js"],"expected_changes":["src/shape.ts"],"total_changes":8,"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/ts-type-narrowing"}
composite composite, weights, components, note {"composite":0.44166548122393134,"weights":{"pass_rate":0.4,"integrity":0.2,"cost":0.15,"latency":0.15,"blast_radius":0.1},"components":{"pass_rate":0,"integrity":1,"blast_radius":0.875,"tokens_per_correct_task":0,"wall_clock_ms":68481.124,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.527769874826209,"clean_blast":0.125,"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 / 68.48 s
span 7ecf5392244e4a01ad0cfe8416c32219task_setupprepare:polyglot/ts-type-narrowing0 ms → 1 ms
workdir/home/andrew/.codingagentbench-scratch/codingagentbench-crush-polyglot_ts-type-narrowing-uq9d5mml/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 stepfun-ai/step-3.5-flash \
    --task polyglot/ts-type-narrowing

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: stepfun-ai/step-3.5-flash
Zero-install preview — npx CLI (provisional, not for citation)
npx @codingagentbench/cli check
npx @codingagentbench/cli check \
  --tui crush \
  --model stepfun-ai/step-3.5-flash \
  --endpoint "$YOUR_ENDPOINT" \
  --key "$YOUR_KEY" \
  --task polyglot/ts-type-narrowing
# 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
7ecf5392244e4a01ad0cfe8416c32219 task_setup prepare:polyglot/ts-type-narrowing 1 ms {"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-crush-polyglot_ts-type-narrowing-uq9d5mml/workdir","task_category":"polyglot","plugin_stack":[],"behavior_mode":"factory"}
430e4c0796344c3f8e3e1986d402e293 ↳ 50277410b37d43098ab7077972fa5360 tool_call applied_plugins 0 ms {"tui":"crush","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}
1786642a976c4d4c85d826ab88447af9 ↳ 50277410b37d43098ab7077972fa5360 container crush-run:polyglot/ts-type-narrowing 68480 ms {"image":"codingagentbench/crush:v0.72.0","model":"stepfun-ai/step-3.5-flash","base_url":"http://172.17.0.1:31415/v1","exit_code":1,"duration_s":68.379,"timed_out":false,"image_digest":"sha256:28e141efa8509cd43fd465b035019d1b35d76e97aec19fc90b08211741c7bbf7"}
50277410b37d43098ab7077972fa5360 adapter_run crush:polyglot/ts-type-narrowing 68480 ms {"timeout_s":600,"plugin_stack":[],"exit_code":1}
cc7d04225b6c4a4c877206c9f1776d14 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 × stepfun-ai/step-3.5-flash 44%