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Head-to-head comparison

MAI DS R1 vs Phi 4

MAI DS R1 (Microsoft) and Phi 4 (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 (#95 vs #184).

Which should you choose?

Choose MAI DS R1 if…

  • you want the stronger overall ModelCap Index position — #95 against #184 (46.8 vs 12.8 points).
  • you want the more recently listed model — MAI DS R1 was listed 16 April 2025, Phi 4 10 January 2025.

Choose Phi 4 if…

  • you want provider choice — 1 listed API providers against 0.

MAI DS R1 vs Phi 4: specs, pricing and context

Specification comparison of MAI DS R1 and Phi 4
FieldMAI DS R1MicrosoftPhi 4Microsoft
ModelCap Index position#95#184
Index score46.812.8
EvidenceInheritedMeasured
Input price / 1M tokensUnlisted$0.07
Output price / 1M tokensUnlisted$0.14
Context window— tokens16K tokens
Max output tokens—15K
API providers listed01
Weight accessOpen weightsOpen weights
Input modalitiesTextText
First listed16 April 202510 January 2025
PublisherMicrosoftMicrosoft

Evidence: finetune of deepseek/deepseek-r1 · finetune (100%) · 2 public benchmark observations across 2 boards. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: MAI DS R1 vs Phi 4

Public benchmark boards where MAI DS R1 or Phi 4 has a published result
BoardMAI DS R1Phi 4Leads
Arena codingArena (LMArena)—13061296–1316Only one result
BFCL V4UC Berkeley (Gorilla)—28.8PromptOnly one result
AA τ²-Bench TelecomArtificial Analysis—0.0%tau2:telecom:dual-control:pass-at-1:3-repeats:source-model="Phi-4":reasoning=falseOnly one result
AA Humanity's Last ExamArtificial Analysis—3.8%hle:may-2025:text-only-2158:no-tools:pass-at-1:source-model="Phi-4":reasoning=falseOnly one result

Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.

Want a different pairing? Open the interactive comparison tool to swap either model for any current ranked language model.

MAI DS R1 vs Phi 4: common questions

Is MAI DS R1 better than Phi 4?

MAI DS R1 ranks higher on the ModelCap Index as of 15 September 2026: #95 against #184. 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?

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?

Both publish a —-token context window.

Which is better for coding, MAI DS R1 or Phi 4?

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 open-weight models?

MAI DS R1: Open weights. Phi 4: 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?

ModelCap currently lists 0 API providers for MAI DS R1 and 1 for Phi 4, 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 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.

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