MAI DS R1 (Microsoft) and Phi 4 reasoning vision 15B (Microsoft) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.
Snapshot as of 15 September 2026
As of 15 September 2026, MAI DS R1 holds the stronger ModelCap Index position (#94 vs #191).
Evidence: finetune of deepseek/deepseek-r1 · finetune (100%) · finetune of microsoft/Phi-4-reasoning · finetune (100%). Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.
Benchmark scores: MAI DS R1 vs Phi 4 reasoning vision 15B
Neither model has a published result on a public benchmark board ModelCap tracks yet.
Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.
MAI DS R1 vs Phi 4 reasoning vision 15B: common questions
Is MAI DS R1 better than Phi 4 reasoning vision 15B?
MAI DS R1 ranks higher on the ModelCap Index as of 15 September 2026: #94 against #191. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it. Their published uncertainty intervals do not overlap, but the aggregate Index does not predict performance on every task; compare the relevant benchmark configurations before choosing.
Is MAI DS R1 cheaper than Phi 4 reasoning vision 15B?
At least one of the two has no listed API price on ModelCap right now, so no price comparison is made.
Which has the bigger context window, MAI DS R1 or Phi 4 reasoning vision 15B?
Both publish a —-token context window.
Which is better for coding, MAI DS R1 or Phi 4 reasoning vision 15B?
The two models do not share a coding benchmark board on ModelCap yet, so no head-to-head coding score is published; the ModelCap Index position is the closest overall signal.
Are MAI DS R1 and Phi 4 reasoning vision 15B open-weight models?
MAI DS R1: Open weights. Phi 4 reasoning vision 15B: Open weights. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.
Where can I run MAI DS R1 and Phi 4 reasoning vision 15B?
ModelCap currently lists 0 API providers for MAI DS R1 and 0 for Phi 4 reasoning vision 15B, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.
How current is this MAI DS R1 vs Phi 4 reasoning vision 15B comparison?
Every figure comes from the sealed ModelCap dataset published 15 September 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.