AI Models · Open-Source vs Paid

XIMiMo-V2.6-Pro Open vs Seed 1.6 Paid

MiMo-V2.6-Pro vs Seed 1.6 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-V2.6-ProOpenXiaomi
$0.44 /M input
$0.87 /M outputNo per-token fees if you self-host
TypeOpen-weight
Context window1.1M tokens
MultimodalYes
Self-hostYes
Seed 1.6PaidByteDance Seed
$0.25 /M input
$2 /M outputManaged API (no infra to run)
TypeProprietary
Context window262K tokens
MultimodalYes
Self-hostNo
Choose MiMo-V2.6-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 Seed 1.6 if you want frontier capability through a managed API with zero infrastructure to run.

MiMo-V2.6-Pro vs Seed 1.6 specs

SpecMiMo-V2.6-ProSeed 1.6Winner
MakerXiaomiByteDance Seed–
TypeOpen-weightProprietaryXIMiMo-V2.6-Pro
Context window1.1M tokens262K tokensXIMiMo-V2.6-Pro
Input price$0.44/M · free self-host$0.25/MSeed 1.6
Output price$0.87/M · free self-host$2/MXIMiMo-V2.6-Pro
Vision / multimodalYesYes= Tie
Tool / function callingYesYes= Tie
Self-hostableYesNo (API only)XIMiMo-V2.6-Pro
LicenseOpen weightsProprietaryXIMiMo-V2.6-Pro

Price gap & when to choose each

2.3×cheaper per output token

MiMo-V2.6-Pro is ~2.3× cheaper than Seed 1.6 on output tokens ($0.87 vs $2 per M tokens).

XIChoose MiMo-V2.6-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 Seed 1.6 if…
  • You want frontier performance through a managed API
  • You value reliability & ecosystem
  • You don't want to manage infrastructure

Feature comparison

CapabilityMiMo-V2.6-ProSeed 1.6
Open weights (downloadable)✓✗
Self-hostable✓✗
Runs fully offline✓✗
Vision / multimodal✓✓
Tool / function calling✓✓
1M+ context window✓✗

Benchmarks: MiMo-V2.6-Pro vs Seed 1.6

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

MiMo-V2.6-Pro
Seed 1.6
Intelligence index
46.3
–
Humanity's Last Exam
49.4%
–
Long Context Reasoning
86.3%
–
SciCode
60.9%
–
Speed
38.4 tok/s
–
Latency
3.78s
–
Intelligence per $
85.1
–

Benchmark data by Artificial Analysis.

How MiMo-V2.6-Pro and Seed 1.6 score

🏆 Best value & openness: MiMo-V2.6-Pro (5.0 vs 3.2 / 5)
CriterionMiMo-V2.6-ProSeed 1.6
Cost-efficiency5.04.5
Context window5.04.0
Openness5.01.5
Self-hosting5.01.0
Multimodality5.05.0

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-V2.6-Pro Open

Xiaomi · Open-weight

MiMo-V2.6-Pro is the flagship foundation model developed by Xiaomi. Built at a scale of over 1T parameters, it is designed to push the ceiling of capability for the most demanding...

Seed 1.6 Paid

ByteDance Seed · Proprietary

Seed 1.6 is a general-purpose model released by the ByteDance Seed team. It incorporates multimodal capabilities and adaptive deep thinking with a 256K context window.

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-V2.6-FlashMiMo-V2.5-ProMiMo-V2.5

Frequently asked questions

Is MiMo-V2.6-Pro as good as Seed 1.6?

MiMo-V2.6-Pro is open-weight and competitive on many tasks, but Seed 1.6 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-V2.6-Pro locally?

Yes. MiMo-V2.6-Pro has open weights, so you can self-host it on your own GPUs or run it via a low-cost API. Seed 1.6 is API-only and cannot be self-hosted.

How much cheaper is MiMo-V2.6-Pro?

MiMo-V2.6-Pro costs $0.87/M output vs $2/M for Seed 1.6 — roughly 2x cheaper via API, and free if you self-host.

MiMo-V2.6-Pro vs Seed 1.6 — which should I pick in 2026?

Choose MiMo-V2.6-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 Seed 1.6 if you want frontier capability through a managed API with zero infrastructure to run.

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