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text model comparison

DeepSeek-V4.1-Flash vs MiMo-V2.6-Pro

DeepSeek-V4.1-Flash and MiMo-V2.6-Pro are both current text models, from DeepSeek and Xiaomi MiMo. DeepSeek-V4.1-Flash is 31% cheaper per 1M input tokens than MiMo-V2.6-Pro, $0.30 vs $0.435. On Arena Text, DeepSeek-V4.1-Flash scores 1475 Elo and MiMo-V2.6-Pro 1480 Elo (Arena, measured October 8, 2026). Both accept 1,000,000 tokens of context.

Data verified October 13, 2026 · Dataset 2026-10-13

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Side by side

Standard-tier prices in effect today. The better value in each row is highlighted.

FactDeepSeek-V4.1-FlashMiMo-V2.6-Pro
Price per 1M input tokens$0.30 (better)$0.435
Price per 1M output tokens$1.20$0.87 (better)
Cost of 10M input and 2M output tokens$5.40 (better)$6.09
Arena Text1475 Elo (#21 of 49)1480 Elo (#17 of 49) (better)
GPQA Diamond89.8% (#28 of 40)Not measured
FrontierMath Tiers 1-3 (v2)67.4% (#23 of 40)Not measured
ProviderDeepSeekXiaomi MiMo
Release dateSeptember 10, 2026September 22, 2026
AccessAPI and open weightsAPI and open weights
Context window1,000,000 tokens1,000,000 tokens
Max output384,000 tokens128,000 tokens
Inputtext, imagetext, image, audio, video
Outputtexttext

Scores:Arena · 2026-10-12Epoch AI · 2026-10-12

Open both in the interactive comparison

When to choose each

DeepSeek-V4.1-Flash

Best for

  • High-volume agent and multimodal workloads where per-token cost dominates
  • Teams that want a frontier-adjacent model they can also self-host under MIT terms

Watch out for

  • The recorded API rates are the peak-hour prices; DeepSeek charges half outside 01:00-04:00 and 06:00-10:00 UTC on weekdays
  • Running the open weights moves cost to your own infrastructure, which the token rates here do not represent
Full DeepSeek-V4.1-Flash profile

MiMo-V2.6-Pro

Best for

  • Long-horizon agent and coding work across modalities
  • High-volume batch workloads

Watch out for

  • The weights ship as two checkpoints (RL and MOPD), and Xiaomi does not say which one the API serves
  • The mimo-v2.6-pro-ultraspeed id costs ten times as much and has no Batch API
Full MiMo-V2.6-Pro profile

DeepSeek-V4.1-Flash vs MiMo-V2.6-Pro FAQ

Which is cheaper, DeepSeek-V4.1-Flash or MiMo-V2.6-Pro?

DeepSeek-V4.1-Flash is 31% cheaper per 1M input tokens than MiMo-V2.6-Pro, $0.30 vs $0.435. For 10M input and 2M output tokens, DeepSeek-V4.1-Flash costs $5.40 and MiMo-V2.6-Pro $6.09 at standard rates.

Which scores higher on independent benchmarks, DeepSeek-V4.1-Flash or MiMo-V2.6-Pro?

MiMo-V2.6-Pro leads on Arena Text, 1480 Elo to 1475 Elo. Scores are independent evaluations, not either vendor's launch figures.

Which has the larger context window, DeepSeek-V4.1-Flash or MiMo-V2.6-Pro?

Both accept 1,000,000 tokens of context.

Production evaluation

Choosing between DeepSeek-V4.1-Flash and MiMo-V2.6-Pro?

Public benchmarks narrow the shortlist. We run both on your own tasks, data and cost limits, then build the routing and review controls to run the winner in production.

  • A head-to-head evaluation on your real workload
  • Routing between models by cost and difficulty