Elysium · Reference

Check your key

Answers the name your key is registered under, its tier, billing state and the limits in force.

GET https://api.femtos.xyz/v1/whoami

Example

curl -H "Authorization: Bearer $FEMTOS_KEY" "https://api.femtos.xyz/v1/whoami"

Key: Authorization: Bearer $FEMTOS_KEY or X-API-KEY. Get a free key, or with no browser through agent onboarding.

Field	Type	Meaning
`key`	string	name of your key
`tier`	string \| null	free · builder · pro · scale · enterprise · partner (null: internal key)
`billing`	string	ok · exhausted · capped (the last two run at the free row's limits)
`limits`	object \| null	{rps, burst, maxConns} in force: REST rate and burst, open WebSockets (null: no limit)

Blocks stream WS elysium.blocks
Each new Elysium block header, from our node.
Freshness GET /v1/status
Head and lag of each layer, measured now.
OpenAPI document GET /v1/openapi.json
The OpenAPI 3.1 contract of every REST call, public.