The chance it fails looks moderate to high based on the latest reporting: multiple outlets say the U.S.–Iran memorandum is already under strain, with a short 60-day negotiation window, political pushback, and unresolved security issues around the wider conflict.

Why it could fail

  • The agreement is still an interim understanding, not a final settlement, so it depends on follow-through from both sides.
  • Reporting says both Washington and Tehran are facing domestic and strategic pressure, which makes compromise harder.
  • Analysts have flagged the risk that renewed escalation could derail talks before they produce a durable deal.

What lowers the odds of failure

  • Both sides have incentives to avoid a full collapse because the deal is meant to keep talks moving and reduce immediate confrontation.
  • Recent coverage suggests there is still an active diplomatic track, which means the agreement is not dead yet.

Practical read

A fair shorthand is: not doomed, but fragile. If you want a rough estimate, I’d put failure risk around 55% to 70% right now, mainly because interim deals in a tense security environment often break under pressure.

Why that range

  • If there are no major incidents and both sides keep concessions small, it can survive longer than expected.
  • If talks get tied to military incidents, sanctions disputes, or hardline politics, the odds of collapse rise quickly.

TL;DR: The MoU with Iran is more likely to struggle than smoothly succeed , but it still has a real chance if the next round of talks stays on track.