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CodingAgentBench

openhands × qwen/qwen3.5-122b-a10b

polyglot
polyglot/python-palindrome-check

Per-axis scores

Pass
0.000
Tokens/correct
—
Wall
231.5s
Blast
0.000
Refusal
—
Integrity
1.000
Composite
0.513

Run identity

cell_id
free-20260527/openhands/qwen/qwen3.5-122b-a10b/polyglot/python-palindrome-check
sweep_id
free-20260527
container_image
codingagentbench/openhands:1.7.0
image_digest
sha256:7fcaf222644a5cb0afffe018f038d270130b5af3b8af366cd960f2d596a4342c
model_build_id
qwen/qwen3.5-122b-a10b
exit_code
0

Timing

started_at
2026-05-31T20:01:32.349558Z
ended_at
2026-05-31T20:05:23.838431Z
duration
231.49 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":"","stderr_tail":"test_basic_false (test_palindrome.TestPalindrome.test_basic_false) ... ok\ntest_basic_true (test_palindrome.TestPalindrome.test_basic_true) ... ok\ntest_empty (test_palindrome.TestPalindrome.test_empty) ... ok\ntest_mixed_case (test_palindrome.TestPalindrome.test_mixed_case) ... FAIL\ntest_not_palindrome_sentence (test_palindrome.TestPalindrome.test_not_palindrome_sentence) ... ok\ntest_punctuation_and_case (test_palindrome.TestPalindrome.test_punctuation_and_case) ... FAIL\ntest_single (test_palindrome.TestPalindrome.test_single) ... ok\n\n======================================================================\nFAIL: test_mixed_case (test_palindrome.TestPalindrome.test_mixed_case)\n----------------------------------------------------------------------\nTraceback (most recent call last):\n File \"/home/andrew/.codingagentbench-scratch/codingagentbench-openhands-polyglot_python-palindrome-check-vm9u7e6i/workdir/tests/test_palindrome.py\", line 24, in test_mixed_case\n self.assertTrue(is_palindrome(\"RaceCar\"))\nAssertionError: False is not true\n\n======================================================================\nFAIL: test_punctuation_and_case (test_palindrome.TestPalindrome.test_punctuation_and_case)\n----------------------------------------------------------------------\nTraceback (most recent call last):\n File \"/home/andrew/.codingagentbench-scratch/codingagentbench-openhands-polyglot_python-palindrome-check-vm9u7e6i/workdir/tests/test_palindrome.py\", line 27, in test_punctuation_and_case\n self.assertTrue(is_palindrome(\"A man, a plan, a canal: Panama\"))\nAssertionError: False is not true\n\n----------------------------------------------------------------------\nRan 7 tests in 0.001s\n\nFAILED (failures=2)\n","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":231488.87300000002,"container_active_ms":231487.95799999998,"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/python-palindrome-check"}
composite composite, weights, components, note {"composite":0.5129485840762921,"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":231488.87300000002,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.4196572271752808,"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 / 231.49 s
span 118ac184a23b4e8f96d1573d4faa1df5task_setupprepare:polyglot/python-palindrome-check0 ms → 1 ms
workdir/home/andrew/.codingagentbench-scratch/codingagentbench-openhands-polyglot_python-palindrome-check-vm9u7e6i/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/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/qwen3.5-122b-a10b \
    --task polyglot/python-palindrome-check

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/qwen3.5-122b-a10b
Zero-install preview — npx CLI (provisional, not for citation)
npx @codingagentbench/cli check
npx @codingagentbench/cli check \
  --tui openhands \
  --model qwen/qwen3.5-122b-a10b \
  --endpoint "$YOUR_ENDPOINT" \
  --key "$YOUR_KEY" \
  --task polyglot/python-palindrome-check
# 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
118ac184a23b4e8f96d1573d4faa1df5 task_setup prepare:polyglot/python-palindrome-check 1 ms {"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-openhands-polyglot_python-palindrome-check-vm9u7e6i/workdir","task_category":"polyglot","plugin_stack":[],"behavior_mode":"factory"}
d6be45fb56774d209b37e4abeb949fd0 ↳ a6653c87bc064818a95b69b33b76fc9d tool_call applied_plugins 0 ms {"tui":"openhands","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}
0fb83859880c4b168c865ae087da3b04 ↳ a6653c87bc064818a95b69b33b76fc9d container openhands:run 231488 ms {"image":"codingagentbench/openhands:1.7.0","command":["/app/.venv/bin/python","/opt/openhands_run.py","-t","Detect palindromes, ignoring case and non-alphanumerics; current impl drops punctuation but not case","--workspace","/workspace"],"deviation":"root+docker.sock; see module docstring","exit_code":0,"timed_out":false,"docker_sock_mounted":true,"read_only":false}
a6653c87bc064818a95b69b33b76fc9d adapter_run openhands:polyglot/python-palindrome-check 231488 ms {"timeout_s":600,"plugin_stack":[],"exit_code":0}
40399991e3f648be8ebd3faf5c897800 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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CodingAgentBench: openhands × qwen/qwen3.5-122b-a10b 51%