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CodingAgentBench

goose × stepfun-ai/step-3.5-flash

polyglot
polyglot/go-slice-dedup

Per-axis scores

Pass
0.000
Tokens/correct
—
Wall
87.9s
Blast
0.000
Refusal
—
Integrity
1.000
Composite
0.525

Run identity

cell_id
free-20260527/goose/stepfun-ai/step-3.5-flash/polyglot/go-slice-dedup
sweep_id
free-20260527
container_image
codingagentbench/goose:v1.35.0
image_digest
sha256:b105cf72a2cb923875ba8896a68c835b29025d9e24e7fb39ca95856ec105a3a6
model_build_id
stepfun-ai/step-3.5-flash
exit_code
0

Timing

started_at
2026-06-16T17:35:04.488951Z
ended_at
2026-06-16T17:36:32.349551Z
duration
87.86 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":1,"timed_out":false,"stdout_tail":"--- FAIL: TestDedup_FirstSeenOrder (0.00s)\n dedup_test.go:12: got [1 2 3 4 5 6 9] want [3 1 4 5 9 2 6]\n--- FAIL: TestDedup_NoMutation (0.00s)\n dedup_test.go:21: input mutated: got [1 1 3 4 5] want [3 1 4 1 5]\n--- FAIL: TestDedup_AlreadyUnique (0.00s)\n dedup_test.go:44: got [1 2 5 9] want [5 1 9 2]\nFAIL\nFAIL\tcodingagentbench/goslicededup\t0.002s\nFAIL\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":87860.6,"container_active_ms":87800.67,"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":[],"unexpected_changes":[],"expected_changes":[],"total_changes":0,"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-slice-dedup"}
composite composite, weights, components, note {"composite":0.5253538664981335,"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,"tokens_per_correct_task":0,"wall_clock_ms":87860.6,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.5023591099875573,"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 / 87.86 s
span ab3acaa3f25442c7ad9eb3e798f1ca97task_setupprepare:polyglot/go-slice-dedup0 ms → 1 ms
workdir/home/andrew/.codingagentbench-scratch/codingagentbench-goose-polyglot_go-slice-dedup-_jqfhojb/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/goose:v1.35.0·sha256:sha256:b105cf72a…
docker run — exact image used in this run
# pull the exact image used in this run
docker pull codingagentbench/goose:v1.35.0@sha256:sha256:b105cf72a2cb923875ba8896a68c835b29025d9e24e7fb39ca95856ec105a3a6

docker run --rm \
  -e CAB_ENDPOINT="$YOUR_ENDPOINT" \
  -e CAB_KEY="$YOUR_KEY" \
  codingagentbench/goose:v1.35.0@sha256:sha256:b105cf72a2cb923875ba8896a68c835b29025d9e24e7fb39ca95856ec105a3a6 \
  run-cell \
    --tui goose \
    --model stepfun-ai/step-3.5-flash \
    --task polyglot/go-slice-dedup

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 goose \
  --model stepfun-ai/step-3.5-flash \
  --endpoint "$YOUR_ENDPOINT" \
  --key "$YOUR_KEY" \
  --task polyglot/go-slice-dedup
# provisional score — not for citation

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

Trace spans (6)

Span Kind Name Duration Attrs / Error
ab3acaa3f25442c7ad9eb3e798f1ca97 task_setup prepare:polyglot/go-slice-dedup 1 ms {"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-goose-polyglot_go-slice-dedup-_jqfhojb/workdir","task_category":"polyglot","plugin_stack":[],"behavior_mode":"factory"}
70cb0f1254404f10807fe6c9c767e2b0 ↳ 5b828dc4be224e4a8e1c9520de272140 tool_call applied_plugins 0 ms {"tui":"goose","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}
be82996ccdc64ad6a94fefb3fea68f43 ↳ 5b828dc4be224e4a8e1c9520de272140 tool_call goose:extensions 0 ms {"extensions":[],"count":0}
a2d4f211d3134ea190d30f18c2e22ce5 ↳ 5b828dc4be224e4a8e1c9520de272140 container goose:run 87801 ms {"image":"codingagentbench/goose:v1.35.0","command":["run","--no-session","-t","Dedup a slice preserving first-seen order; current impl mutates input and produces wrong order"],"exit_code":0,"timed_out":false}
5b828dc4be224e4a8e1c9520de272140 adapter_run goose:polyglot/go-slice-dedup 87860 ms {"timeout_s":600,"plugin_stack":[],"exit_code":0}
536519d8a87f4d20ae248718fe8db805 cleanup cleanup:goose 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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README / Markdown
[![CodingAgentBench: goose × stepfun-ai/step-3.5-flash 53%](https://codingagentbench.com/badge/goose/stepfun-ai/step-3.5-flash/polyglot/go-slice-dedup.svg)](https://codingagentbench.com/cell/goose/stepfun-ai/step-3.5-flash/polyglot/go-slice-dedup)
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<a href="https://codingagentbench.com/cell/goose/stepfun-ai/step-3.5-flash/polyglot/go-slice-dedup"><img src="https://codingagentbench.com/badge/goose/stepfun-ai/step-3.5-flash/polyglot/go-slice-dedup.svg" alt="CodingAgentBench: goose × stepfun-ai/step-3.5-flash 53%" /></a>
CodingAgentBench: goose × stepfun-ai/step-3.5-flash 53%