openhands × qwen/qwen3.5-397b-a17b

mutations

mutations/go-binary-search-offbyone

Per-axis scores

Pass

0.000

Tokens/correct

—

Wall

32.6s

Blast

0.000

Refusal

—

Integrity

1.000

Composite

0.542

Run identity

cell_id: newmodels-20260620/openhands/qwen/qwen3.5-397b-a17b/mutations/go-binary-search-offbyone
sweep_id: newmodels-20260620
container_image: codingagentbench/openhands:1.7.0
image_digest: sha256:7fcaf222644a5cb0afffe018f038d270130b5af3b8af366cd960f2d596a4342c
model_build_id: qwen/qwen3.5-397b-a17b
exit_code: 0

Timing

started_at: 2026-06-20T22:07:53.978580Z
ended_at: 2026-06-20T22:08:26.580880Z
duration: 32.60 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: TestSearch_RightmostElement (0.00s)\n search_test.go:19: got -1 want 4\n--- FAIL: TestSearch_Single (0.00s)\n search_test.go:31: got -1 want 0\nFAIL\nFAIL\tcodingagentbench/gobinarysearch\t0.004s\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":32602.3,"container_active_ms":32601.191,"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":"mutations/go-binary-search-offbyone"}`
composite	composite, weights, components, note	{"composite":0.5420565593911151,"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":32602.3,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.613710395940767,"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

speedt = 0 ms / 32.60 s

span 778ae4b816624ab1b0f9b63ee7fa4d8ftask_setupprepare:mutations/go-binary-search-offbyone0 ms → 1 ms

workdir/home/andrew/.codingagentbench-scratch/codingagentbench-openhands-mutations_go-binary-search-offbyone-altdwi3x/workdir
task_categorymutations
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/openhands:1.7.0·sha256:sha256:7fcaf2226…

docker run — exact image used in this run

# pull the exact image used in this run
docker pull codingagentbench/openhands:1.7.0@sha256:sha256:7fcaf222644a5cb0afffe018f038d270130b5af3b8af366cd960f2d596a4342c

docker run --rm \
  -e CAB_ENDPOINT="$YOUR_ENDPOINT" \
  -e CAB_KEY="$YOUR_KEY" \
  codingagentbench/openhands:1.7.0@sha256:sha256:7fcaf222644a5cb0afffe018f038d270130b5af3b8af366cd960f2d596a4342c \
  run-cell \
    --tui openhands \
    --model qwen/qwen3.5-397b-a17b \
    --task mutations/go-binary-search-offbyone

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: qwen/qwen3.5-397b-a17b

Zero-install preview — npx CLI (provisional, not for citation)

npx @codingagentbench/cli check

npx @codingagentbench/cli check \
  --tui openhands \
  --model qwen/qwen3.5-397b-a17b \
  --endpoint "$YOUR_ENDPOINT" \
  --key "$YOUR_KEY" \
  --task mutations/go-binary-search-offbyone
# 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
778ae4b816624ab1b0f9b63ee7fa4d8f	task_setup	prepare:mutations/go-binary-search-offbyone	1 ms	`{"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-openhands-mutations_go-binary-search-offbyone-altdwi3x/workdir","task_category":"mutations","plugin_stack":[],"behavior_mode":"factory"}`
fbbbeff8cc9c46f0929e30447e401d78 ↳ 89e1dda5534c456ea1aff366cbdf415b	tool_call	applied_plugins	0 ms	`{"tui":"openhands","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}`
c3d30ac874864420b0330fe247450f2b ↳ 89e1dda5534c456ea1aff366cbdf415b	container	openhands:run	32601 ms	{"image":"codingagentbench/openhands:1.7.0","command":["/app/.venv/bin/python","/opt/openhands_run.py","-t","Off-by-one in iterative binary search: `<=` flipped to `<` skips rightmost elements","--workspace","/workspace"],"deviation":"root+docker.sock; see module docstring","exit_code":0,"timed_out":false,"docker_sock_mounted":true,"read_only":false}
89e1dda5534c456ea1aff366cbdf415b	adapter_run	openhands:mutations/go-binary-search-offbyone	32601 ms	`{"timeout_s":600,"plugin_stack":[],"exit_code":0}`
1603d8aca94c413fb42d9c6cbe8e3af4	cleanup	cleanup:openhands	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: openhands × qwen/qwen3.5-397b-a17b 54%](https://codingagentbench.com/badge/openhands/qwen/qwen3.5-397b-a17b/mutations/go-binary-search-offbyone.svg)](https://codingagentbench.com/cell/openhands/qwen/qwen3.5-397b-a17b/mutations/go-binary-search-offbyone)

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