Configuration

Option	Type	Required	Default	Range	Description
apiKey	String	Yes	—	—	Your B2Metric API key
appIdentifier	String	Yes	—	snake_case	Identifier of your app registered in B2Metric
baseUrl	String	No	https://tracker.b2metric.com	—	API endpoint URL
batchSize	int	No	20	1–100	Events per batch before sending
flushIntervalSeconds	int	No	30	1–3600	Seconds between automatic flushes
maxRetries	int	No	3	1–10	Retry attempts for failed requests
sessionTimeoutMinutes	int	No	30	1–10080	Inactivity before a new session starts
maxQueueSize	int	No	1000	100–10000	Max events held in queue
logLevel	LogLevel	No	LogLevel.off	off·error·warning·info·debug	Console log verbosity

Values outside the allowed range are clamped automatically.

appIdentifier Format

appIdentifier must be lowercase snake_case: only a-z, 0-9 and _ are allowed; it must start with a letter; it cannot contain spaces, hyphens, uppercase letters, non-ASCII characters, consecutive __, or a leading/trailing _.

Valid	Invalid
my_app	MyApp (uppercase)
my_app_v2	my-app (hyphen)
checkout_web	my app (space)
app123	şirket (non-ASCII)
a_b_c	123app (leading digit)