The Kerux blog

Support operations, BYO-AI helpdesk, and pricing clarity for B2B SaaS teams.

What is a bring-your-own-AI-key helpdesk?

How a BYOK helpdesk works, what an AI answer really costs on your own key, and the cases where metered AI is the better pick.

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Setup guide: connect your AI key

Exact steps for each of the 8 supported AI providers, or a local open-source model: create the key, paste it into Kerux, pick the model.

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What an AI support answer actually costs, per ticket

Token math for a real support reply on every major model, next to what metered helpdesks charge per outcome. Computed from published rates.

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Intercom Fin pricing, explained: per outcome, not per resolution

What Intercom actually meters when Fin acts, why the bill grows as Fin improves, what Intercom does well, and the three ways out.

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Zendesk AI pricing, explained: per automated resolution

Committed vs pay-as-you-go automated resolutions, the small allowance per agent, what Zendesk does well, and three ways to keep the bill flat.

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Freshdesk Freddy AI pricing: the 500 free sessions are one-time

How Freddy AI Agent sessions are billed once the one-time free 500 are gone, what a month costs at real volume, and how to keep it flat.

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Flat per-agent pricing: why it matters more than you think

Per-outcome AI billing makes the support bill track your success. Flat per-agent pricing makes it track headcount. And the one case where metered wins.

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