MAI-Code-1-Flash

Microsoft · MAI Code line · coding

Released June 2, 2026Latest in the line

What changed

Microsoft's first in-house coding model — small, cheap, and ahead of Claude Haiku 4.5 on the coding tests Microsoft published.

Compared with Claude Haiku 4.5 · a competitor — comparison chosen by Microsoft

Solves about half of hard real-world coding tasks

SWE-bench Pro — fixing real bugs in real software projects

51.2%

vs 35.2% for Haiku 4.5 · +16 points

Follows written instructions more precisely than Haiku 4.5

IF Bench — gap only; Microsoft didn't publish raw scores

+28.9 points

ahead of Haiku 4.5

Costs less than a dollar per million input tokens

Price per 1M tokens — what developers pay, input / output

$0.75 / $4.50

launch price — nothing earlier to compare

Where the MAI Code line stands

MAI-Code-1-Flash is the current model in this line. The card shows how long it has been since the last release against the line's usual gap and its recent ones — the rhythm, not a date.

Every MAI Code release

Newest first. See the full line with every card →

  1. Jun 2, 2026MAI-Code-1-Flash · this page

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