copilot × nvidia/llama-3.3-nemotron-super-49b-v1

polyglot

polyglot/python-reverse-string

Per-axis scores

Pass

0.000

Tokens/correct

—

Wall

25.4s

Blast

0.000

Refusal

—

Integrity

1.000

Composite

0.547

Run identity

cell_id: expansion-20260616/copilot/nvidia/llama-3.3-nemotron-super-49b-v1/polyglot/python-reverse-string
sweep_id: expansion-20260616
container_image: codingagentbench/copilot:v1.0.63
image_digest: sha256:6ad0221187dc5c6de50c8aeec50b0eb8eab269c1a681c79efaaa068741a20607
model_build_id: nvidia/llama-3.3-nemotron-super-49b-v1
exit_code: 0

Timing

started_at: 2026-06-17T02:27:06.529236Z
ended_at: 2026-06-17T02:27:31.960266Z
duration: 25.43 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_empty (test_reverse.TestReverse.test_empty) ... ok\ntest_palindrome_stays (test_reverse.TestReverse.test_palindrome_stays) ... ok\ntest_single_char (test_reverse.TestReverse.test_single_char) ... ok\ntest_unicode (test_reverse.TestReverse.test_unicode) ... FAIL\ntest_with_spaces (test_reverse.TestReverse.test_with_spaces) ... FAIL\ntest_word (test_reverse.TestReverse.test_word) ... FAIL\n\n======================================================================\nFAIL: test_unicode (test_reverse.TestReverse.test_unicode)\n----------------------------------------------------------------------\nTraceback (most recent call last):\n File \"/home/andrew/.codingagentbench-scratch/codingagentbench-copilot-polyglot_python-reverse-string-wkkl3hs3/workdir/tests/test_reverse.py\", line 27, in test_unicode\n self.assertEqual(reverse(\"héllo\"), \"olléh\")\nAssertionError: 'héllo' != 'olléh'\n- héllo\n+ olléh\n\n\n======================================================================\nFAIL: test_with_spaces (test_reverse.TestReverse.test_with_spaces)\n----------------------------------------------------------------------\nTraceback (most recent call last):\n File \"/home/andrew/.codingagentbench-scratch/codingagentbench-copilot-polyglot_python-reverse-string-wkkl3hs3/workdir/tests/test_reverse.py\", line 24, in test_with_spaces\n self.assertEqual(reverse(\"ab cd\"), \"dc ba\")\nAssertionError: 'ab cd' != 'dc ba'\n- ab cd\n+ dc ba\n\n\n======================================================================\nFAIL: test_word (test_reverse.TestReverse.test_word)\n----------------------------------------------------------------------\nTraceback (most recent call last):\n File \"/home/andrew/.codingagentbench-scratch/codingagentbench-copilot-polyglot_python-reverse-string-wkkl3hs3/workdir/tests/test_reverse.py\", line 18, in test_word\n self.assertEqual(reverse(\"hello\"), \"olleh\")\nAssertionError: 'hello' != 'olleh'\n- hello\n+ olleh\n\n\n----------------------------------------------------------------------\nRan 6 tests in 0.001s\n\nFAILED (failures=3)\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":25431.03,"container_active_ms":25418.970999999998,"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":true}`
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-reverse-string"}`
composite	composite, weights, components, note	{"composite":0.5468126826669658,"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":25431.03,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.6454178844464386,"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 / 25.43 s

span bd51c784f78c4d6885f20857cf85b81etask_setupprepare:polyglot/python-reverse-string0 ms → 11 ms

workdir/home/andrew/.codingagentbench-scratch/codingagentbench-copilot-polyglot_python-reverse-string-wkkl3hs3/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/copilot:v1.0.63·sha256:sha256:6ad022118…

docker run — exact image used in this run

# pull the exact image used in this run
docker pull codingagentbench/copilot:v1.0.63@sha256:sha256:6ad0221187dc5c6de50c8aeec50b0eb8eab269c1a681c79efaaa068741a20607

docker run --rm \
  -e CAB_ENDPOINT="$YOUR_ENDPOINT" \
  -e CAB_KEY="$YOUR_KEY" \
  codingagentbench/copilot:v1.0.63@sha256:sha256:6ad0221187dc5c6de50c8aeec50b0eb8eab269c1a681c79efaaa068741a20607 \
  run-cell \
    --tui copilot \
    --model nvidia/llama-3.3-nemotron-super-49b-v1 \
    --task polyglot/python-reverse-string

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/llama-3.3-nemotron-super-49b-v1

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

npx @codingagentbench/cli check

npx @codingagentbench/cli check \
  --tui copilot \
  --model nvidia/llama-3.3-nemotron-super-49b-v1 \
  --endpoint "$YOUR_ENDPOINT" \
  --key "$YOUR_KEY" \
  --task polyglot/python-reverse-string
# 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
bd51c784f78c4d6885f20857cf85b81e	task_setup	prepare:polyglot/python-reverse-string	11 ms	`{"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-copilot-polyglot_python-reverse-string-wkkl3hs3/workdir","task_category":"polyglot","plugin_stack":[],"behavior_mode":"factory"}`
ae8cc6da6cdb46038d2b1d48a7ae80da ↳ 9c354a2925014407b69f3223a2c5c687	tool_call	applied_plugins	0 ms	`{"tui":"copilot","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}`
555f1f148fd84d29b1d8742de603f349 ↳ 9c354a2925014407b69f3223a2c5c687	container	copilot:launch	25419 ms	`{"image":"codingagentbench/copilot:v1.0.63","argv":["-p","Reverse a string in Python; broken implementation has a wrong slice","--allow-all"],"timeout_s":600,"exit_code":0,"duration_s":25.401009925000835,"timed_out":false}`
9c354a2925014407b69f3223a2c5c687	adapter_run	copilot:polyglot/python-reverse-string	25420 ms	`{"timeout_s":600,"plugin_stack":[],"exit_code":0}`
8868ba06dc1f455e81b9f0951211d314	cleanup	cleanup:copilot	0 ms	`{}`

Model calls (0)

#	Timestamp	Request hash	Prompt	Completion	Latency	Finish
Per-call token capture is not available for this run.

Other CLIs on this task

Other models with this CLI

Other tasks in this category

Embed this result

README / Markdown

[![CodingAgentBench: copilot × nvidia/llama-3.3-nemotron-super-49b-v1 55%](https://codingagentbench.com/badge/copilot/nvidia/llama-3.3-nemotron-super-49b-v1/polyglot/python-reverse-string.svg)](https://codingagentbench.com/cell/copilot/nvidia/llama-3.3-nemotron-super-49b-v1/polyglot/python-reverse-string)

HTML / iframe

<a href="https://codingagentbench.com/cell/copilot/nvidia/llama-3.3-nemotron-super-49b-v1/polyglot/python-reverse-string"><img src="https://codingagentbench.com/badge/copilot/nvidia/llama-3.3-nemotron-super-49b-v1/polyglot/python-reverse-string.svg" alt="CodingAgentBench: copilot × nvidia/llama-3.3-nemotron-super-49b-v1 55%" /></a>