Run: 2026-02-18-01KHQ946XFZK5RRMMFZ1S61F65

Run Details

Model:
Claude Sonnet 4.6
Test:
Data extraction
Scenario:
Contextual pronoun
Duration:
981ms
Cost:
$0.000249
Provider:
Amazon Bedrock

Evaluation summary

Score Evaluator
Details Link
Pass Matches text (details)
Pass Matches Regex (details)
no eval Overall

Model input

User/Human
Who does "he" refer to in the last sentence? Only return the name. Tom and Jerry were playing in the yard. Spike, the dog, was watching them from his kennel. Suddenly, he started barking loudly.

Model response

AI
Spike
created_at"2026-02-18T02:26:36.477315+00:00" 2/18/2026, 2:26:36 AM
model"anthropic/claude-4.6-sonnet-20260217"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency759
moderation_latency125
generation_time810
tokens_prompt51
tokens_completion2
native_tokens_prompt58
native_tokens_completion5
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)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"stop"
usage0.000249
router(null)
provider_responses
0
id"7dcd62b9-11ac-4e33-89b4-8599ed746de8"
status200
is_byokfalse
latency759
endpoint_id"83d802cb-44f2-45a0-a9d5-cb9bf79777c8"
provider_name"Amazon Bedrock"
model_permaslug"anthropic/claude-4.6-sonnet-20260217"
api_type"completions"
id"gen-1771381595-01KZsS2CSvuhtQliJvQH"
upstream_id"7dcd62b9-11ac-4e33-89b4-8599ed746de8"
total_cost0.000249
cache_discount(null)
upstream_inference_cost0
provider_name"Amazon Bedrock"

Evaluation details

Result Evaluator Details Meta Data
Pass Matches text
Case sensitive: Spike
 n/a
Pass Matches Regex
/\bSpike\b/
 n/a
no eval