Run: 2026-06-01-01KT1J4CSY79DF1QKH9H2T5RP4

Run Details

Duration:
8.9s
Cost:
$0.010760
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 the morning rush settled into a comfortable hum. "You're early today. The cinnamon rolls aren't out yet." "I didn't come for the rolls. I came because I heard about Eleanor." "Ah. So the whole town knows already." "It's a small town. The whole town knew before her tea went cold." "Sit down. I'll pour you something. You look like you've seen a ghost." "Maybe I have. I was there last night, you know. At the shop, just before closing." "Were you now? That's interesting. You and half the garden club." "What's that supposed to mean?" "Only that Eleanor wasn't exactly short on visitors. Or enemies." "You think someone—? No. She slipped. The constable said so." "The constable also said my fruitcake was dry last Christmas, and we both know that's a lie." "You're saying it wasn't an accident." "I'm saying that woman never went anywhere near those back stairs. Twenty years I've known her. She took the lift. Always." "Then why was she found at the bottom?" "That, my dear, is precisely the question. Now drink your coffee. And tell me everything you saw." "Everything?" "Every last crumb of it."
created_at"2026-06-01T12:21:57.187Z" 6/1/2026, 12:21:57 PM
model"anthropic/claude-4.8-opus-20260528"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1013
moderation_latency(null)
generation_time8856
tokens_prompt81
tokens_completion314
native_tokens_prompt107
native_tokens_completion409
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"
usage0.01076
router(null)
provider_responses
0
endpoint_id"b0d3beaa-5ff7-4666-a749-b1bb2b14c916"
id"msg_012wbnGRwdMgZgBbsn7cj5At"
is_byokfalse
latency1013
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-1780316517-cdyLbT4WpwIDrZufAG6S"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1780316517-EFihuaZZg3K3XfCnYV1N"
upstream_id"msg_012wbnGRwdMgZgBbsn7cj5At"
total_cost0.01076
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)