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CodingAgentBench

openhands × meta/llama-3.3-70b-instruct

polyglot
polyglot/go-http-handler-fix

Per-axis scores

Pass
0.000
Tokens/correct
—
Wall
26.4s
Blast
0.000
Refusal
—
Integrity
1.000
Composite
0.546

Run identity

cell_id
free-20260527/openhands/meta/llama-3.3-70b-instruct/polyglot/go-http-handler-fix
sweep_id
free-20260527
container_image
codingagentbench/openhands:1.7.0
image_digest
sha256:7fcaf222644a5cb0afffe018f038d270130b5af3b8af366cd960f2d596a4342c
model_build_id
meta/llama-3.3-70b-instruct
exit_code
0

Timing

started_at
2026-05-31T19:53:47.339382Z
ended_at
2026-05-31T19:54:13.689892Z
duration
26.35 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: TestGreet_MissingNameReturns400 (0.00s)\n handler_test.go:34: status: got 200 want 400\n--- FAIL: TestGreet_EmptyNameReturns400 (0.00s)\n handler_test.go:44: status: got 200 want 400\nFAIL\nFAIL\tcodingagentbench/gohttphandler\t0.003s\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":26350.51,"container_active_ms":25869.552,"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-http-handler-fix"}
composite composite, weights, components, note {"composite":0.5461223901991686,"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":26350.51,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.6408159346611247,"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 / 26.35 s
span ff8d4b97d9604ed39ff93f794884f747task_setupprepare:polyglot/go-http-handler-fix0 ms → 0 ms
workdir/home/andrew/.codingagentbench-scratch/codingagentbench-openhands-polyglot_go-http-handler-fix-2hfy6sl1/workdir
task_categorypolyglot
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/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 meta/llama-3.3-70b-instruct \
    --task polyglot/go-http-handler-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.

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: meta/llama-3.3-70b-instruct
Zero-install preview — npx CLI (provisional, not for citation)
npx @codingagentbench/cli check
npx @codingagentbench/cli check \
  --tui openhands \
  --model meta/llama-3.3-70b-instruct \
  --endpoint "$YOUR_ENDPOINT" \
  --key "$YOUR_KEY" \
  --task polyglot/go-http-handler-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
ff8d4b97d9604ed39ff93f794884f747 task_setup prepare:polyglot/go-http-handler-fix 0 ms {"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-openhands-polyglot_go-http-handler-fix-2hfy6sl1/workdir","task_category":"polyglot","plugin_stack":[],"behavior_mode":"factory"}
1d52e41a0e7741deadf959cff33258a1 ↳ aa70e96de28e4c3a9e14dcda6a7ae108 tool_call applied_plugins 0 ms {"tui":"openhands","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}
7d5e4de19461486d83a13f84079ebf3d ↳ aa70e96de28e4c3a9e14dcda6a7ae108 container openhands:run 25869 ms {"image":"codingagentbench/openhands:1.7.0","command":["/app/.venv/bin/python","/opt/openhands_run.py","-t","HTTP handler writes body before setting status code, locking the response to 200","--workspace","/workspace"],"deviation":"root+docker.sock; see module docstring","exit_code":0,"timed_out":false,"docker_sock_mounted":true,"read_only":false}
aa70e96de28e4c3a9e14dcda6a7ae108 adapter_run openhands:polyglot/go-http-handler-fix 26350 ms {"timeout_s":600,"plugin_stack":[],"exit_code":0}
c0a5262d01434c168c9be836c4d1baa6 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 × meta/llama-3.3-70b-instruct 55%](https://codingagentbench.com/badge/openhands/meta/llama-3.3-70b-instruct/polyglot/go-http-handler-fix.svg)](https://codingagentbench.com/cell/openhands/meta/llama-3.3-70b-instruct/polyglot/go-http-handler-fix)
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CodingAgentBench: openhands × meta/llama-3.3-70b-instruct 55%