AI Models · Open-Source vs Paid

XIMiMo-V2.5-Pro Open vs AMNova Premier 1.0 Paid

MiMo-V2.5-Pro vs Nova Premier 1.0 compared — price per token, context window, multimodality, openness and which to choose. Can the open-source model replace the paid one? Full 2026 breakdown.

Prices & specs refreshed from live data · olud.ai

Open-model prices = cheapest provider via OpenRouter; official maker rates may be higher.

XIMiMo-V2.5-ProOpenXiaomi
$0.44 /M input
$0.87 /M outputNo per-token fees if you self-host
TypeOpen-weight
Context window1.1M tokens
MultimodalNo
Self-hostYes
AMNova Premier 1.0PaidAmazon
$2.5 /M input
$12.5 /M outputManaged API (no infra to run)
TypeProprietary
Context window1M tokens
MultimodalYes
Self-hostNo
Choose MiMo-V2.5-Pro if you want to self-host, keep your data private and skip per-token fees — it's open-weight and runs on your own hardware. Choose Nova Premier 1.0 if you want frontier capability through a managed API with zero infrastructure to run.

MiMo-V2.5-Pro vs Nova Premier 1.0 specs

SpecMiMo-V2.5-ProNova Premier 1.0Winner
MakerXiaomiAmazon
TypeOpen-weightProprietaryXIMiMo-V2.5-Pro
Context window1.1M tokens1M tokensXIMiMo-V2.5-Pro
Input price$0.44/M · free self-host$2.5/MXIMiMo-V2.5-Pro
Output price$0.87/M · free self-host$12.5/MXIMiMo-V2.5-Pro
Vision / multimodalNoYesAMNova Premier 1.0
Tool / function callingYesYes= Tie
Self-hostableYesNo (API only)XIMiMo-V2.5-Pro
LicenseOpen weightsProprietaryXIMiMo-V2.5-Pro

Price gap & when to choose each

14×cheaper per output token

MiMo-V2.5-Pro is ~14× cheaper than Nova Premier 1.0 on output tokens ($0.87 vs $12.5 per M tokens).

XIChoose MiMo-V2.5-Pro if…
  • You want to self-host or run on your cloud
  • You need the longer 1.1M context window
  • You prioritize data privacy & control
  • You want the lowest operating costs
  • You are building open or reproducible AI
AMChoose Nova Premier 1.0 if…
  • You want frontier performance through a managed API
  • You value reliability & ecosystem
  • You don't want to manage infrastructure

Feature comparison

CapabilityMiMo-V2.5-ProNova Premier 1.0
Open weights (downloadable)
Self-hostable
Runs fully offline
Vision / multimodal
Tool / function calling
1M+ context window

Benchmarks: MiMo-V2.5-Pro vs Nova Premier 1.0

Independent benchmark scores measured by Artificial Analysis. Higher is better (except latency).

MiMo-V2.5-Pro
Nova Premier 1.0
Intelligence index
26.4
Coding index
60.2
GPQA
86.6%
Humanity's Last Exam
35.7%
Long Context Reasoning
79.7%
SciCode
50.6%
IFBench
79.9%
τ²-Bench
94.2%
τ-Bench Banking
9.9%
Terminal-Bench
65.2%
Terminal-Bench Hard
43.2%
Speed
44.4 tok/s
Latency
7.72s
Intelligence per $
48.5

Benchmark data by Artificial Analysis.

How MiMo-V2.5-Pro and Nova Premier 1.0 score

🏆 Best value & openness: MiMo-V2.5-Pro (4.7 vs 3.2 / 5)
CriterionMiMo-V2.5-ProNova Premier 1.0
Cost-efficiency5.03.5
Context window5.05.0
Openness5.01.5
Self-hosting5.01.0
Multimodality3.55.0

Scores come from live data — output price (cost), context length, open vs closed weights (openness & self-hosting) and vision/tool support (multimodality). Raw task quality isn't scored here; it depends on your benchmark — see the verdict.

What each model is

MiMo-V2.5-Pro Open

Xiaomi · Open-weight

MiMo-V2.5-Pro is Xiaomi’s flagship model, delivering strong performance in general agentic capabilities, complex software engineering, and long-horizon tasks, with top rankings on benchmarks such as ClawEval, GDPVal, and SWE-bench Pro....

Nova Premier 1.0 Paid

Amazon · Proprietary

Amazon Nova Premier is the most capable of Amazon’s multimodal models for complex reasoning tasks and for use as the best teacher for distilling custom models.

Other models in these families

These variants are tracked but not compared here — one page per family keeps the comparison readable.

Other variants tracked
MiMo-V2.5

Frequently asked questions

Is MiMo-V2.5-Pro as good as Nova Premier 1.0?

MiMo-V2.5-Pro is open-weight and competitive on many tasks, but Nova Premier 1.0 may still lead on the hardest reasoning and agentic work. The gap keeps narrowing — benchmark both on your actual use case before deciding.

Can I run MiMo-V2.5-Pro locally?

Yes. MiMo-V2.5-Pro has open weights, so you can self-host it on your own GPUs or run it via a low-cost API. Nova Premier 1.0 is API-only and cannot be self-hosted.

How much cheaper is MiMo-V2.5-Pro?

MiMo-V2.5-Pro costs $0.87/M output vs $12.5/M for Nova Premier 1.0 — roughly 14x cheaper via API, and free if you self-host.

MiMo-V2.5-Pro vs Nova Premier 1.0 — which should I pick in 2026?

Choose MiMo-V2.5-Pro if you want to self-host, keep your data private and skip per-token fees — it's open-weight and runs on your own hardware. Choose Nova Premier 1.0 if you want frontier capability through a managed API with zero infrastructure to run.

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