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POST
Photography Exposure Value (EV) Calculator

Authorizations

Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Body

application/json
ioAperture
number

Aperture (f-number)

Required range: x >= 0.5
ioShutter
string

Shutter Speed

ioISO
number

ISO

Required range: x >= 25

Response

Tool output

tool
string
required
tool_version
string
required

Output-contract version for this tool. Currently "1" for all tools.

outputs
object
required
credits_used
integer
required

Credits this call consumed, after any settlement refund. 0 when metering is disabled.

request_id
string
credits_remaining
integer | null

Credits left in the current monthly allowance, or null when metering is disabled.