
Everyone's focused on June 12. That's when Zendesk's forced AI agent migration goes live and the new outcome-based pricing kicks in.
But June 12 is just the first deadline. There are two more — and most Zendesk customers don't know about them yet.
The full Zendesk migration timeline runs through December 2026. Six more months of forced changes, feature shutoffs, and configuration disruptions. Here's the complete picture.
What happens:
What you lose:
Impact level: High. This is the day billing changes and AI configurations potentially break. Teams that haven't prepared will feel it immediately.
What happens:
What you lose:
Impact level: Medium-high. If you're still running legacy AI after August 31, you're on an abandoned platform. Zendesk's own documentation recommends completing migration by this date "to avoid disruptions." When a vendor tells you to hurry, the system you're on is about to degrade.
What happens:
What you lose:
Impact level: Critical. This is the hard wall. There is no extension, no grandfather clause, no "one more month." December 10 is the end.
| Date | What Happens | What You Lose |
|---|---|---|
| June 12 | Forced migration begins, new pricing activates | Old pricing, old AI configs |
| August 31 | Legacy AI development stops entirely | Bug fixes, new features, compatibility |
| December 10 | Legacy AI and bot builder shut off | Everything not migrated — permanently |
These three deadlines aren't random — they're a deliberate graduated migration strategy. Each deadline is designed to move customers further along the migration path while making it progressively harder to leave:
Get customers onto the new billing model. Once you're paying per-resolution, you're invested in the new system — you want to optimize it, not abandon it.
Stop maintaining the old system. Now the legacy option isn't just old — it's degrading. Bugs accumulate, compatibility breaks, and the new system looks increasingly like the only viable path.
Shut off legacy entirely. By this point, most customers have migrated (either willingly or grudgingly), and the holdouts face a binary choice: migrate to the new pricing or lose AI entirely.
It's textbook gradual forced migration. Each step feels manageable in isolation. But the cumulative effect is six months of disruption — configuration changes, pricing surprises, deprecation warnings, and finally a hard shutdown — all while your team is supposed to be running support operations.
The financial impact of the new pricing is well documented — a 10-agent team faces $13,800/year in seats plus an unpublished AI charge on the full AI stack. But the operational cost of six months of forced migration is harder to quantify:
DeskLeap doesn't have migration deadlines because there's nothing to migrate from. The AI is built into the platform — it's not a bolt-on that gets replaced every year.
If you're evaluating whether to stay on Zendesk or switch, we've published comprehensive coverage throughout May and June 2026:
Thursday starts a six-month countdown. If the new pricing works for your budget and your team has the bandwidth for six months of migration management — stay and adapt.
If the math doesn't work, or the operational disruption is too much, or you'd rather spend the next six months helping customers instead of managing platform migrations — the window to switch cleanly is closing.