opencode × nvidia/nemotron-3-super-120b-a12b

polyglot

polyglot/go-json-parser-fix

This run timed out — the agent ran but never finished within the harness limit.

ConnectionError: UnixHTTPConnectionPool(host='localhost', port=None): Read timed out.

All scores are reported as recorded. A failed run's zero is an honest measurement.

Per-axis scores

Pass

0.000

Tokens/correct

—

Wall

620.2s

Blast

0.000

Refusal

—

Integrity

1.000

Composite

0.504

Run identity

cell_id: free-20260527/opencode/nvidia/nemotron-3-super-120b-a12b/polyglot/go-json-parser-fix
sweep_id: free-20260527
container_image: codingagentbench/opencode:v1.15.10
image_digest: sha256:e56bdb69fb83ea2f8c81c06257f190fd4b5e91077e83d5536f722ff1b9c70275
model_build_id: nvidia/nemotron-3-super-120b-a12b
exit_code: -1

Timing

started_at: 2026-06-16T17:44:37.973594Z
ended_at: 2026-06-16T17:54:58.188484Z
duration: 620.22 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: TestMarshal_IncludesZeroCount (0.00s)\n parser_test.go:26: zero count dropped: got map[name:x] want map[count:0 name:x]\n--- FAIL: TestMarshal_EmptyName (0.00s)\n parser_test.go:42: got map[name:] want map[count:0 name:]\nFAIL\nFAIL\tcodingagentbench/gojsonparser\t0.002s\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":620214.89,"container_active_ms":620212.439,"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/go-json-parser-fix"}`
composite	composite, weights, components, note	{"composite":0.5035812136496916,"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":620214.89,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.35720809099794365,"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 / 620.22 s

span d143e0b8826c4dc789561eac5497e1f6task_setupprepare:polyglot/go-json-parser-fix0 ms → 1 ms

workdir/home/andrew/.codingagentbench-scratch/codingagentbench-opencode-polyglot_go-json-parser-fix-tap4plju/workdir
task_categorypolyglot
plugin_stack[]
behavior_modefactory

Watch it stall

the agent ran but never finished within the harness timeout

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/opencode:v1.15.10·sha256:sha256:e56bdb69f…

docker run — exact image used in this run

# pull the exact image used in this run
docker pull codingagentbench/opencode:v1.15.10@sha256:sha256:e56bdb69fb83ea2f8c81c06257f190fd4b5e91077e83d5536f722ff1b9c70275

docker run --rm \
  -e CAB_ENDPOINT="$YOUR_ENDPOINT" \
  -e CAB_KEY="$YOUR_KEY" \
  codingagentbench/opencode:v1.15.10@sha256:sha256:e56bdb69fb83ea2f8c81c06257f190fd4b5e91077e83d5536f722ff1b9c70275 \
  run-cell \
    --tui opencode \
    --model nvidia/nemotron-3-super-120b-a12b \
    --task polyglot/go-json-parser-fix

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.

opencode — BYO endpoint wiring

# Write .opencode/config.json in the task workdir:
# {
#   "providers": {
#     "codingagentbench": {
#       "type": "openai",
#       "options": {
#         "baseURL": "$YOUR_ENDPOINT",
#         "apiKey": "$YOUR_KEY"
#       },
#       "models": [{ "id": "$YOUR_MODEL_ID", "name": "$YOUR_MODEL_ID" }]
#     }
#   }
# }

opencode run \
  --format json \
  --dangerously-skip-permissions \
  -m codingagentbench/$YOUR_MODEL_ID

# Published cell used model: nvidia/nemotron-3-super-120b-a12b

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

npx @codingagentbench/cli check

npx @codingagentbench/cli check \
  --tui opencode \
  --model nvidia/nemotron-3-super-120b-a12b \
  --endpoint "$YOUR_ENDPOINT" \
  --key "$YOUR_KEY" \
  --task polyglot/go-json-parser-fix
# 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
d143e0b8826c4dc789561eac5497e1f6	task_setup	prepare:polyglot/go-json-parser-fix	1 ms	`{"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-opencode-polyglot_go-json-parser-fix-tap4plju/workdir","task_category":"polyglot","plugin_stack":[],"behavior_mode":"factory"}`
e272257b2f244d9da93058b37ca0edbd ↳ f145fe6e07844d92a2041074f0c55d2f	tool_call	applied_plugins	0 ms	`{"tui":"opencode","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}`
c41f67915a8c4e4eb281a0aa699e00ed ↳ f145fe6e07844d92a2041074f0c55d2f	container	opencode-run:polyglot/go-json-parser-fix	620212 ms	err: ConnectionError: UnixHTTPConnectionPool(host='localhost', port=None): Read timed out.
f145fe6e07844d92a2041074f0c55d2f	adapter_run	opencode:polyglot/go-json-parser-fix	620214 ms	`{"timeout_s":600,"plugin_stack":[],"exit_code":-1,"error":"ConnectionError: UnixHTTPConnectionPool(host='localhost', port=None): Read timed out."}`
47c80070cb2b42ae867343cabf1e1ce7	cleanup	cleanup:opencode	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: opencode × nvidia/nemotron-3-super-120b-a12b 50%](https://codingagentbench.com/badge/opencode/nvidia/nemotron-3-super-120b-a12b/polyglot/go-json-parser-fix.svg)](https://codingagentbench.com/cell/opencode/nvidia/nemotron-3-super-120b-a12b/polyglot/go-json-parser-fix)

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<a href="https://codingagentbench.com/cell/opencode/nvidia/nemotron-3-super-120b-a12b/polyglot/go-json-parser-fix"><img src="https://codingagentbench.com/badge/opencode/nvidia/nemotron-3-super-120b-a12b/polyglot/go-json-parser-fix.svg" alt="CodingAgentBench: opencode × nvidia/nemotron-3-super-120b-a12b 50%" /></a>