Public cookbooks

Runnable examples for the current Synth stack.

Each page is a hypothesis, a verdict, measured receipts, and the commands to reproduce. Catalog source is the public cookbooks repo, not a hand-maintained card list.

gepa ·banking77 ·local

GEPA on Banking77

Live gpt-4.1-nano heldout exact-match is 0/16. Gold replay remains 1.0 on seed 0.

proven-live

eval ·healthbench ·local

Evals on HealthBench

Live scaled HealthBench mean 0.527 over 8 seeds (~$0.052).

proven-live

sft ·craftax ·local

Local MLX SFT on Craftax

Proved only on FakeEngine plus a scripted craftax_engine fixture. Workshop-to-local-MLX has not passed.

deferred

cispo ·gsm8k ·hosted

Remote CISPO on GSM8K

Hosted Optimizers does not accept CISPO submissions. The hosted CISPO lane targets Banking77 or Craftax, not GSM8K.

not-available