Microsoft Decision 1
Oct 2026
Microsoft Decision 1Compare inon
Microsoft Decision 1 measured on 10 of 14 Decision models benchmarks10
BenchmarkByScoreRank
No benchmark matches
Alternatives?
ModelScoreCostPer taskWhat changes
BetterD1 Ultra+8%—$0.042 / —
OpenDecider v1.2+7%—$0.02 / —FBetterGLiDEunstated+8%—$0.15 / —BetterDecider v1.1 27BOpen+6%——Context: 33K → 8KTBetterJev 1.13+6%—$0.042 / —ModelScoreCostPer taskWhat changes
Nothing here yet.
ModelScoreCostPer taskWhat changes
D1 Ultra+8%—$0.042 / —FGLiDEunstated+8%—$0.15 / —Decider v1.2Open+7%—$0.02 / —Decider v1.1 27BOpen+6%——Context: 33K → 8KTJev 1.13+6%—$0.042 / —Benchmarks
in Decision modelsAA Decision Index v1.053.8#6
JevBench v1.7.7 · api composite69.1#4
JevBench v1.6.37 · api composite69.1#3
FAQ
How much does Microsoft Decision 1 cost?›
$0.042 per 1M input tokens and — per 1M output tokens (cheapest host: OpenRouter).
Is Microsoft Decision 1 free to use?›
There is no free API; the cheapest paid price is $0.042 per 1M input tokens.
How good is Microsoft Decision 1, and what is it best at?›
#6 of 15 in Decision models.
Is Microsoft Decision 1 better than Clef?›
On AA Decision · WildGuardTest average F1, Microsoft Decision 1 scores 88.2 vs 90.7 — lower.
How can I use Microsoft Decision 1?›
Through the API of OpenRouter.
What is the context window of Microsoft Decision 1?›
33K tokens.
When was Microsoft Decision 1 released? Is there a newer version?›
Released 2026-10-09. It is the current version in its line.
Is Microsoft Decision 1 open source?›
No, Microsoft Decision 1 is a closed model available through an API. The closest open-weights option here is Decider v1.2.
Can Microsoft Decision 1 read images?›
No, it accepts text only.
What is Microsoft Decision 1?›
Microsoft Decision 1 is a closed language model from Microsoft, released Oct 2026.
What are the best alternatives to Microsoft Decision 1?›
D1 Ultra (better), Decider v1.2 (open weights).