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ModelCap

Model decision surface

Compare AI models

Start with R1 0528 and Nemotron 3 Ultra, or choose any two current ranked language models. Compare capability evidence, price, context, provider availability, and weight access without pretending one field decides every use case.

Current public data

R1 0528 vs Nemotron 3 Ultra

Live dataset updated 9/9/2026, 9:50:24 PM UTC

Open 1200×630 evidence receipt
Factual comparison of R1 0528 and Nemotron 3 Ultra
Field
R1 0528

DeepSeek

ModelCap position#50#51
Index score58.857.9
EvidenceMeasured2 public benchmark observations across 2 boardsMeasured1 public benchmark observation across 1 board
Input / 1M$0.50$0.625
Output / 1M$2.15$3.13
Pricing statusfreshfresh
Context164K262K
Providers43
Weight accessOpen weightsRestricted license

Decision facts

  • R1 0528 is #50; Nemotron 3 Ultra is #51 on the same current language board.
  • Index scores are 58.8 for R1 0528 and 57.9 for Nemotron 3 Ultra. Their published uncertainty intervals overlap, so the rank difference alone does not establish a reliable capability advantage for your workload.
  • Both positions use Measured evidence.
  • Listed output price per 1M tokens is $2.15 for R1 0528 and $3.13 for Nemotron 3 Ultra. For 1,000 requests with 2,000 input and 500 output tokens each (2M input + 0.5M output), the listed-rate estimate is $2.08 for R1 0528 versus $2.81 for Nemotron 3 Ultra. R1 0528 costs 26.2% less in this scenario. This excludes caching, batch discounts, prompt-length tiers, tool charges and retries; verify the selected endpoint before budgeting.
  • Published context is 163,840 tokens for R1 0528 and 262,144 for Nemotron 3 Ultra.
  • Weight access differs: R1 0528 is open; Nemotron 3 Ultra is restricted.
  • ModelCap currently lists 4 providers for R1 0528 and 3 for Nemotron 3 Ultra.

These are separate published fields, not a synthetic winner. ModelCap does not collapse price, access, context, and capability evidence into a hidden recommendation score.

Each comparison page is a permanent, shareable URL with the same live figures as this tool: ModelCap Index position, API pricing, context window, provider count, weight access and every shared benchmark board.