AI Models · Open-Source vs Paid

XIMiMo-V2.5-Pro Open vs Mistral Medium 3 Paid

MiMo-V2.5-Pro vs Mistral Medium 3 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
Mistral Medium 3PaidMistral AI
$0.4 /M input
$2 /M outputManaged API (no infra to run)
TypeProprietary
Context window131K 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 Mistral Medium 3 if you want frontier capability through a managed API with zero infrastructure to run.

MiMo-V2.5-Pro vs Mistral Medium 3 specs

SpecMiMo-V2.5-ProMistral Medium 3Winner
MakerXiaomiMistral AI
TypeOpen-weightProprietaryXIMiMo-V2.5-Pro
Context window1.1M tokens131K tokensXIMiMo-V2.5-Pro
Input price$0.44/M · free self-host$0.4/MMistral Medium 3
Output price$0.87/M · free self-host$2/MXIMiMo-V2.5-Pro
Vision / multimodalNoYesMistral Medium 3
Tool / function callingYesYes= Tie
Self-hostableYesNo (API only)XIMiMo-V2.5-Pro
LicenseOpen weightsProprietaryXIMiMo-V2.5-Pro

Price gap & when to choose each

2.3×cheaper per output token

MiMo-V2.5-Pro is ~2.3× cheaper than Mistral Medium 3 on output tokens ($0.87 vs $2 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
Choose Mistral Medium 3 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-ProMistral Medium 3
Open weights (downloadable)
Self-hostable
Runs fully offline
Vision / multimodal
Tool / function calling
1M+ context window

Benchmarks: MiMo-V2.5-Pro vs Mistral Medium 3

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

MiMo-V2.5-Pro delivers 4.3× more intelligence per dollar.
MiMo-V2.5-Pro
Mistral Medium 3
Intelligence index
26.4
9
Coding index
60.2
GPQA
86.6%
57.8%
Humanity's Last Exam
35.7%
4.1%
Long Context Reasoning
79.7%
31.3%
SciCode
50.6%
IFBench
79.9%
39.3%
τ²-Bench
94.2%
24.3%
τ-Bench Banking
9.9%
Terminal-Bench
65.2%
Terminal-Bench Hard
43.2%
3.8%
Math index
30.3
MMLU-Pro
76%
LiveCodeBench
40%
MATH-500
90.7%
AIME
44%
AIME 2025
30.3%
Speed
43.9 tok/s
0 tok/s
Latency
7.72s
0s
Intelligence per $
48.5
11.3

Benchmark data by Artificial Analysis.

How MiMo-V2.5-Pro and Mistral Medium 3 score

🏆 Best value & openness: MiMo-V2.5-Pro (4.7 vs 3.1 / 5)
CriterionMiMo-V2.5-ProMistral Medium 3
Cost-efficiency5.04.5
Context window5.03.5
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....

Mistral Medium 3 Paid

Mistral AI · Proprietary

Mistral Medium 3 is a high-performance enterprise-grade language model designed to deliver frontier-level capabilities at significantly reduced operational cost. It balances state-of-the-art reasoning and multimodal performance with 8× lowe

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 Mistral Medium 3?

MiMo-V2.5-Pro is open-weight and competitive on many tasks, but Mistral Medium 3 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. Mistral Medium 3 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 $2/M for Mistral Medium 3 — roughly 2x cheaper via API, and free if you self-host.

MiMo-V2.5-Pro vs Mistral Medium 3 — 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 Mistral Medium 3 if you want frontier capability through a managed API with zero infrastructure to run.

People also compare

Explore more open-source AI

Browse the full open-source model leaderboard, thousands of tools and live benchmarks — all in one place.

Open the leaderboard →