Estimate a campaign's send cost
Estimate what a campaign will cost before sending, using the same pricing resolver the send path bills against so the preview matches the actual wallet deduction within rounding. Pass the channel, estimated recipient count, and optionally a destination country and message sub-type; the response returns the per-unit price, the projected total, and which pricing source (tenant override, rate card, or fallback) produced it. Read-only — it never charges the wallet.
Authorizations
Dashboard JWT token from Clerk
Body
Channel the campaign will send on.
sms, mms, whatsapp, email, rcs, viber, voice, push, instagram, messenger, line, telegram, fax, kakao, zalo, wechat Number of recipients to price the send for.
0 <= x <= 10000000Destination country (ISO alpha-2, or * for the default rate). Affects per-country wholesale pricing.
Message sub-type lane (e.g. WhatsApp marketing vs utility).
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