.env.example

# brier — every value here is a default you can read in src/config.ts.
# Nothing is required. With no key set the offline panel still runs, every
# record says so, and `demo`, `score`, `calibrate` and `ledger` all work.

# ─── the panel ───────────────────────────────────────────────────────────────
# The models that will be asked. Any OpenAI-compatible endpoint works; a name
# starting with "claude" is routed to the Anthropic messages format.
BRIER_PANEL=grok-4.1,claude-sonnet-4-5,claude-opus-4-5

XAI_API_KEY=
XAI_BASE_URL=https://api.x.ai/v1
ANTHROPIC_API_KEY=
ANTHROPIC_BASE_URL=https://api.anthropic.com/v1

# Four forecasters that need no key and are not models. They are named failure
# modes, and they are on the panel so that a calibration diagram produced with
# no API budget still shows a real shape. docs/PANEL.md.
BRIER_OFFLINE_PANEL=hedgehog,fox,parrot,drunk

# Forecasts are graded on the number, not the prose. A high temperature makes a
# panel look more disagreeing than it is.
BRIER_TEMPERATURE=0.3
BRIER_DEADLINE_MS=30000

# ─── the ledger ──────────────────────────────────────────────────────────────
BRIER_LEDGER=./data/ledger.jsonl
BRIER_DATA_DIR=./data

# ─── scoring ─────────────────────────────────────────────────────────────────
BRIER_BINS=10                 # reliability bins; 10 is the convention, 5 for small sets

# ─── the almanac ─────────────────────────────────────────────────────────────
# The seeded world `brier demo` asks about. The same seed is the same run on any
# machine, which is the only way two people can compare scorecards without
# exchanging data. It is not a market: docs/SAFETY.md.
BRIER_SEED=1950