AI Scientist Bench
All configurations / harness

cited abstract supplied

0/9 dimensions tested
Fable 5
Configuration
The claim's cited abstract is handed to the model before it answers. No search, no tools; the evidence document itself.
Source
gym.py scifact · contestants V_ev_*
Recorded runs
300 scored outputs · $5.01 measured model spend · runs on 2026-08-31
Access
open harness · standard tools
FIG. 01

By dimension

Scores /10 · Paired p-values are exploratory and unadjusted
voidVerify
Serving failuren=300 · verdict accuracy · evidence in hand · Δ +0.47 vs Fable 5 · 30W 16L 254T on 300 paired · p=.054 (unadjusted) · $0.0167/task · 2026-08-31

two of every three calls returned zero output tokens; a serving failure, not a score; naked 0.237 at $0.0169 per task; the harness is cheaper because the naked model burns tokens hedging Test: exact McNemar on the tasks both cells answered.

Run provenance

Report path: outputs/scifact/results_matrix_fable5.json
Task pack: scifact-dev-300
Run: matrix-fable-5

Ground

Not yet tested.

Find

Not yet tested.

Extract

Not yet tested.

Analyze

Not yet tested.

Compute

Not yet tested.

Synthesize

Not yet tested.

Review

Not yet tested.

Hypothesize

Not yet tested.