Venue error reference

invalid tick size

Machine-readable preflight context for agents that see this venue failure mode.

class
R3_TICK_PRECISION
code
PRICE_PRECISION_INVALID

What preflight checks

Check tick size, price bounds and decimal precision for the market before constructing an order.

Agent instruction

Normalize price precision to the venue's current tick metadata before retrying.

GET /v1/preflight/{venue}/{market_id}
if verdict in ["DO_NOT_ACT", "INSUFFICIENT_EVIDENCE"]:
    do_not_submit()

Operational diagnostics only. No execution, no custody, no order signing, no advice.