Run: 2026-05-31-01KSYXKABXNZ08C5K1J4KJ31F6

Run Details

Duration:
8.9s
Cost:
$0.010810
Provider:
Anthropic

Evaluation summary

Score Evaluator
Details Link
100.00% Count dialogue tags (details)

Model input

User/Human
You are an expert novel writer in the cozy mystery genre. Write a scene of about 200 words, with dialogue between two characters. The dialogue should be unattributed, meaning the speaker is not explicitly mentioned. The scene should be set in a small town bakery. Only return the story, nothing else.

Model response

AI
The bell above the door jingled as she stepped inside, the warm scent of cinnamon wrapping around her like a hug. "You're late. The scones are nearly gone." "I had a good reason this time, I promise." "You always have a good reason. Last week it was a flat tire. The week before, a lost cat." "This one's better. You'll never guess what I found behind the old Hargrove place." "If you say another stray cat, I'm cutting you off from the lemon tarts." "A locked box. Buried under the rose bushes, just like Mrs. Pemberton said." The clatter of a dropped tray broke the quiet. "You're joking. You actually went looking?" "Of course I did. You don't drop a hint like that and expect me to ignore it." "And? What was inside?" "That's the thing. I couldn't open it. The lock's rusted solid, and there's an initial carved into the lid. A letter 'H,' I think." "Hargrove." "Or Hadley. Or Hutchins. Half this town starts with an H." A long pause, then the soft scrape of a chair being pulled out. "Sit down. Pour yourself some coffee. We're going to figure this out properly—and this time, I'm coming with you."
created_at"2026-05-31T11:44:37.26Z" 5/31/2026, 11:44:37 AM
model"anthropic/claude-4.8-opus-20260528"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1132
moderation_latency(null)
generation_time8818
tokens_prompt81
tokens_completion303
native_tokens_prompt107
native_tokens_completion411
native_tokens_completion_images(null)
native_tokens_reasoning0
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"end_turn"
service_tier"default"
usage0.01081
router(null)
provider_responses
0
endpoint_id"b0d3beaa-5ff7-4666-a749-b1bb2b14c916"
id"msg_01F6aVH9CAyTyJQFWDStm7QX"
is_byokfalse
latency1132
model_permaslug"anthropic/claude-4.8-opus-20260528"
provider_name"Anthropic"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.16.0; linux; x64))"
http_referer(null)
request_id"req-1780227877-TTQmhfO9uaRcZtX2Oj5D"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1780227877-noUfmGNnEzyubuwH5ywT"
upstream_id"msg_01F6aVH9CAyTyJQFWDStm7QX"
total_cost0.01081
cache_discount(null)
upstream_inference_cost0
provider_name"Anthropic"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
100.00% Count dialogue tags n/a
neededCleanfalse
dialogueTags(empty)