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Microsoft · Released Jun 2, 2026

MAI-Code-1-Flash

Microsoft coding model built for fast, efficient assistance in everyday developer workflows.

  • Proprietary
  • Reasoning
  • Tool calling
Capability
—No ECI score yet
Input
—No listed price
Output
—No listed price
Context
256K128K max output
Pricing

What it costs

No per-token price is published for this model yet.

No per-token price is listed for this model on models.dev.

Capability

Independent benchmarks

Epoch AI has not published a Capabilities Index score for MAI-Code-1-Flash yet.

Specifications

The details

Lab
Microsoft
Released
Jun 2, 2026
Knowledge cutoff
Dec 2025
Context window
256,000 tokens
Max output
128,000 tokens
Inputs
Text
Output
Text
Reasoning
Always on
Tool calling
Yes
Structured output
Yes
Weights
Proprietary
Lab-reported

What Microsoft claims

Published by the lab at launch. Settings vary, so compare these only with care.

BenchmarkScoreSettingSource
SWE-Bench Pro51.2 resolve rate—Source
SWE-Bench Verified71.6 resolved—Source
Terminal-Bench v2.054.8 success rate—Source
GPQA Diamond84.6—Source
Same lab

More from Microsoft

Questions

About MAI-Code-1-Flash

How much does MAI-Code-1-Flash cost?

MAI-Code-1-Flash has no published per-token API price on models.dev yet.

What is the context window of MAI-Code-1-Flash?

MAI-Code-1-Flash accepts up to 256,000 tokens per request and can write up to 128,000 tokens in one response.

How good is MAI-Code-1-Flash?

Epoch AI has not published a Capabilities Index score for MAI-Code-1-Flash yet.

Is MAI-Code-1-Flash open source?

No. MAI-Code-1-Flash is proprietary; you use it through an API or partner platforms.

What inputs does MAI-Code-1-Flash support?

MAI-Code-1-Flash accepts text and replies in text. It is a reasoning model, supports tool calling and can return structured JSON output.

When was MAI-Code-1-Flash released?

Microsoft released MAI-Code-1-Flash on Jun 2, 2026. Its training data runs to Dec 2025.

What are the best alternatives to MAI-Code-1-Flash?

The closest current models from other labs on capability, price and release date are Nex-N2-Pro (Nex AGI, $0.50 / $2.50), Step 3.7 Flash (StepFun, $0.185 / $1.11), MiMo-V2.5-Pro-UltraSpeed (Xiaomi, $1.30 / $2.61) and Claude Mythos 5 (Anthropic, $10.00 / $50.00).