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CodingAgentBench

copilot × mistralai/mistral-small-4-119b-2603

mutations
mutations/python-comparator-swap

Per-axis scores

Pass
1.000
Tokens/correct
—
Wall
12.1s
Blast
0.000
Refusal
—
Integrity
1.000
Composite
0.962

Run identity

cell_id
expansion-20260616/copilot/mistralai/mistral-small-4-119b-2603/mutations/python-comparator-swap
sweep_id
expansion-20260616
container_image
codingagentbench/copilot:v1.0.63
image_digest
sha256:6ad0221187dc5c6de50c8aeec50b0eb8eab269c1a681c79efaaa068741a20607
model_build_id
mistralai/mistral-small-4-119b-2603
exit_code
0

Timing

started_at
2026-06-17T01:45:27.661586Z
ended_at
2026-06-17T01:45:39.758590Z
duration
12.10 s
tokens
not recorded

Scorer breakdown

Axis Keys Values
pass_rate pass, exit_code, timed_out, stdout_tail, stderr_tail, partial_score {"pass":1,"exit_code":0,"timed_out":false,"stdout_tail":"","stderr_tail":"test_already_sorted (test_sorter.TestSorter.test_already_sorted) ... ok\ntest_empty (test_sorter.TestSorter.test_empty) ... ok\ntest_ints_ascending (test_sorter.TestSorter.test_ints_ascending) ... ok\ntest_singleton (test_sorter.TestSorter.test_singleton) ... ok\ntest_strings_ascending (test_sorter.TestSorter.test_strings_ascending) ... ok\ntest_with_negatives (test_sorter.TestSorter.test_with_negatives) ... ok\n\n----------------------------------------------------------------------\nRan 6 tests in 0.000s\n\nOK\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":1}
latency wall_clock_ms, container_active_ms, model_call_ms {"wall_clock_ms":12097.004,"container_active_ms":12083.38,"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":["src/sorter.py"],"unexpected_changes":[],"expected_changes":["src/sorter.py"],"total_changes":1,"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":"mutations/python-comparator-swap"}
composite composite, weights, components, note {"composite":0.9615794643176364,"weights":{"pass_rate":0.4,"integrity":0.2,"cost":0.15,"latency":0.15,"blast_radius":0.1},"components":{"pass_rate":1,"integrity":1,"blast_radius":0,"tokens_per_correct_task":0,"wall_clock_ms":12097.004,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.7438630954509085,"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 / 12.10 s
span 535fef19c7794bc091a24f8af6b07d36task_setupprepare:mutations/python-comparator-swap0 ms → 13 ms
workdir/home/andrew/.codingagentbench-scratch/codingagentbench-copilot-mutations_python-comparator-swap-zqr_s_yk/workdir
task_categorymutations
plugin_stack[]
behavior_modefactory

Terminal playback

replay of the run — opencode cells show genuine step timing; others show a span summary

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 mistralai/mistral-small-4-119b-2603 \
    --task mutations/python-comparator-swap

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: mistralai/mistral-small-4-119b-2603
Zero-install preview — npx CLI (provisional, not for citation)
npx @codingagentbench/cli check
npx @codingagentbench/cli check \
  --tui copilot \
  --model mistralai/mistral-small-4-119b-2603 \
  --endpoint "$YOUR_ENDPOINT" \
  --key "$YOUR_KEY" \
  --task mutations/python-comparator-swap
# 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
535fef19c7794bc091a24f8af6b07d36 task_setup prepare:mutations/python-comparator-swap 13 ms {"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-copilot-mutations_python-comparator-swap-zqr_s_yk/workdir","task_category":"mutations","plugin_stack":[],"behavior_mode":"factory"}
d0ea9dccd7ee4300bbd94e4ba4e2f824 ↳ ba5bd5fb11f04a85b0e97afc4b0126d7 tool_call applied_plugins 0 ms {"tui":"copilot","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}
4d326c62880e4f068a58b3e74cd04186 ↳ ba5bd5fb11f04a85b0e97afc4b0126d7 container copilot:launch 12083 ms {"image":"codingagentbench/copilot:v1.0.63","argv":["-p","Operands swapped in a cmp comparator; sort runs in reverse order","--allow-all"],"timeout_s":600,"exit_code":0,"duration_s":12.06554820400197,"timed_out":false}
ba5bd5fb11f04a85b0e97afc4b0126d7 adapter_run copilot:mutations/python-comparator-swap 12084 ms {"timeout_s":600,"plugin_stack":[],"exit_code":0}
59b660367e564bb7949366f1d1c0c195 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.

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CodingAgentBench: copilot × mistralai/mistral-small-4-119b-2603 96%