plandex × stepfun-ai/step-3.5-flash

mutations

mutations/ts-arg-parser-default

Per-axis scores

Pass

0.000

Tokens/correct

—

Wall

85.1s

Blast

1.000

Refusal

—

Integrity

1.000

Composite

0.426

Run identity

cell_id: free-20260527/plandex/stepfun-ai/step-3.5-flash/mutations/ts-arg-parser-default
sweep_id: free-20260527
container_image: codingagentbench/plandex:v2.2.1
image_digest: sha256:d1d67c7f86699ccffd8fd7f6dca598ef449ca37bc377e42f7d1f0ef3cd4aaee2
model_build_id: stepfun-ai/step-3.5-flash
exit_code: 0

Timing

started_at: 2026-06-16T19:36:06.175191Z
ended_at: 2026-06-16T19:37:31.240930Z
duration: 85.06 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":2,"timed_out":false,"stdout_tail":"tsconfig.json(5,25): error TS5107: Option 'moduleResolution=node10' is deprecated and will stop functioning in TypeScript 7.0. Specify compilerOption '\"ignoreDeprecations\": \"6.0\"' to silence this error.\n Visit https://aka.ms/ts6 for migration information.\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":85065.73899999999,"container_active_ms":85064.643,"model_call_ms":0}`
blast_radius	blast_radius, added, removed, modified, unexpected_changes, expected_changes, total_changes, extra_git_dir	`{"blast_radius":1,"added":[".plandex-v2/projects-v2.json","build/src/cli.js","build/tests/cli.test.js"],"removed":[],"modified":[],"unexpected_changes":[".plandex-v2/projects-v2.json","build/src/cli.js","build/tests/cli.test.js"],"expected_changes":[],"total_changes":3,"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/ts-arg-parser-default"}`
composite	composite, weights, components, note	{"composite":0.4258332547197373,"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":1,"tokens_per_correct_task":0,"wall_clock_ms":85065.73899999999,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.5055550314649154,"clean_blast":0,"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 / 85.06 s

span 96f31a58a2d549669ee1038457136d65task_setupprepare:mutations/ts-arg-parser-default0 ms → 0 ms

workdir/home/andrew/.codingagentbench-scratch/codingagentbench-plandex-mutations_ts-arg-parser-default-62nn4euf/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/plandex:v2.2.1·sha256:sha256:d1d67c7f8…

docker run — exact image used in this run

# pull the exact image used in this run
docker pull codingagentbench/plandex:v2.2.1@sha256:sha256:d1d67c7f86699ccffd8fd7f6dca598ef449ca37bc377e42f7d1f0ef3cd4aaee2

docker run --rm \
  -e CAB_ENDPOINT="$YOUR_ENDPOINT" \
  -e CAB_KEY="$YOUR_KEY" \
  codingagentbench/plandex:v2.2.1@sha256:sha256:d1d67c7f86699ccffd8fd7f6dca598ef449ca37bc377e42f7d1f0ef3cd4aaee2 \
  run-cell \
    --tui plandex \
    --model stepfun-ai/step-3.5-flash \
    --task mutations/ts-arg-parser-default

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 plandex \
  --model stepfun-ai/step-3.5-flash \
  --endpoint "$YOUR_ENDPOINT" \
  --key "$YOUR_KEY" \
  --task mutations/ts-arg-parser-default
# provisional score — not for citation

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

Trace spans (7)

Span	Kind	Name	Duration	Attrs / Error
96f31a58a2d549669ee1038457136d65	task_setup	prepare:mutations/ts-arg-parser-default	0 ms	`{"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-plandex-mutations_ts-arg-parser-default-62nn4euf/workdir","task_category":"mutations","plugin_stack":[],"behavior_mode":"factory"}`
e6086b3d372044f7871223ff7612c9e4 ↳ 07183b2ad5b64a429194f35dffd84111	tool_call	applied_plugins	0 ms	`{"tui":"plandex","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}`
12544bf55dc0431fa3dca540ba720a62 ↳ 3f83c7c599544c8a9ad7a449422dd7d2	container	plandex:phase=plan	0 ms	`{"phase":"plan","argv":["plandex","new","--name","codingagentbench-plan",";","plandex","tell","Default port literal mutated from 8080 to 80; tests fail"],"kind":"plan-first"}`
ee9f4fa2ed524a5caa4c6260188f3f1b ↳ 3f83c7c599544c8a9ad7a449422dd7d2	container	plandex:phase=execute	0 ms	`{"phase":"execute","argv":["plandex","build",";","plandex","apply"],"auto_confirm":true}`
3f83c7c599544c8a9ad7a449422dd7d2 ↳ 07183b2ad5b64a429194f35dffd84111	container	plandex:pipeline	85064 ms	`{"image":"codingagentbench/plandex:v2.2.1","timeout_s":600,"plan_phase_cmd":["plandex","new","--name","codingagentbench-plan",";","plandex","tell","Default port literal mutated from 8080 to 80; tests fail"],"exec_phase_cmd":["plandex","build",";","plandex","apply"],"exit_code":0,"duration_s":85.03500096398056,"timed_out":false,"plan_phase_done":true,"execute_phase_done":true}`
07183b2ad5b64a429194f35dffd84111	adapter_run	plandex:mutations/ts-arg-parser-default	85065 ms	`{"timeout_s":600,"plugin_stack":[],"exit_code":0}`
29d0edc4d85b4451bca9ca2c359a47bc	cleanup	cleanup:plandex	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: plandex × stepfun-ai/step-3.5-flash 43%](https://codingagentbench.com/badge/plandex/stepfun-ai/step-3.5-flash/mutations/ts-arg-parser-default.svg)](https://codingagentbench.com/cell/plandex/stepfun-ai/step-3.5-flash/mutations/ts-arg-parser-default)

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