FIBRE

sonnet-5

Anthropic · high effort

Ranked 9 of 14 overall. Strongest on monitoring at 92.9, weakest on discovery & prediction at 80.2.

Score
85.2
rank 9 of 14
Latency
86.1s
median per task
Cost
$0.519
per task at list prices

Capability profile

Mean score per category on question-answering, 0–100.
CreditMonitorStructuredResearchDiscovery

Score by category

Score and number of tasks per category, on question-answering.
Credit Analysis80.6 · 62
Monitoring92.9 · 20
Structured Products88.3 · 18
Research Intelligence88.2 · 10
Discovery & Prediction80.2 · 2

Where it sits

sonnet-5 against every other model on the board.
No model here.Better on both axes at once.$0.01$0.02$0.05$0.1$0.2$0.5$1708090100Cost per task · better ←Score · better ↑Best-by-Tasksonnet-5
sonnet-5 beaten on both by kimi-k3 and 5 othersBest trade-off · no model beats these on bothBest-by-Task · hypothetical, not a model

On the research track

How it worked when it had to find its own evidence.
Delivered an answer
100%
of research tasks
Average steps
16.3
searches, reads and calculations per task

Where it lost the most

Its lowest-scoring tasks on question-answering.
FAIL
MBS Prepayment
Structured Products
0.0
PARTIAL
Total Return Projection
Credit Analysis
20.0
PARTIAL
Relative Value
Credit Analysis
20.0
PARTIAL
New Issue Evaluation
Credit Analysis
23.1
PARTIAL
Relative Value
Credit Analysis
23.5