Gemini 3.1 Pro Preview vs MiMo-V2.5-Pro

API pricing, context window and capabilities for Gemini 3.1 Pro Preview and MiMo-V2.5-Pro, side by side. Prices are the cheapest serving route per 1M tokens, verified against LiteLLM and OpenRouter.

Verdict

computed from the published numbers

Gemini 3.1 Pro Preview wins on coding and on intelligence. MiMo-V2.5-Pro wins on price.

Price
MiMo-V2.5-Pro
Coding
Gemini 3.1 Pro Preview
Intelligence
Gemini 3.1 Pro Preview
Context window
Tied

Key takeaways

who wins on what, from the published numbers

Gemini 3.1 Pro Preview wins

  • Higher max output (66K vs 16K)
  • More serving providers (4 vs 1)
  • Supports vision
  • Supports audio
  • Has web search

MiMo-V2.5-Pro wins

  • Cheaper input ($2.00 vs $1.00 /1M)
  • Cheaper output ($12.00 vs $3.00 /1M)
Cheaper overall
MiMo-V2.5-Pro
$1.00 + $3.00 /1M
Larger context
Tied
More providers
Gemini 3.1 Pro Preview
4 providers

Pricing & specs

cheapest serving route · per 1M tokens
Gemini 3.1 Pro PreviewMiMo-V2.5-Pro
Input $/1M$2.00 $1.00 best
Output $/1M$12.00 $3.00 best
Context window1M 1M
Max output66K best16K
Serving providers4 best1
Released2026-02-19 2026-04-22

Benchmarks

Artificial Analysis indices, side by side
Gemini 3.1 Pro PreviewMiMo-V2.5-Pro
Intelligence46.5 best42.2
Coding68.8 best60.2
GPQA Diamond94% best87%
Output speed154 t/s best75 t/s
Latency (TTFT)34.98s 9.76s best

Cost calculator

choose a serving route for each side
Input tokens / month
Output tokens / month
Gemini 3.1 Pro Preview
via Vertex AI
$22
MiMo-V2.5-Pro
via OpenRouter
$8.00

Capabilities

feature support, side by side
FeatureGemini 3.1 Pro PreviewMiMo-V2.5-Pro
Vision
Tool use
Reasoning
Audio
Prompt caching
Structured output
Web search

Related comparisons

Frequently asked questions

Which is cheaper, Gemini 3.1 Pro Preview or MiMo-V2.5-Pro?
MiMo-V2.5-Pro is cheaper for input ($2.00 vs $1.00 per 1M tokens). MiMo-V2.5-Pro is cheaper for output ($12.00 vs $3.00 per 1M tokens).
What is the context window difference between Gemini 3.1 Pro Preview and MiMo-V2.5-Pro?
Both Gemini 3.1 Pro Preview and MiMo-V2.5-Pro have about a 1M-token context window.
How do Gemini 3.1 Pro Preview and MiMo-V2.5-Pro compare on benchmarks?
On the tracked Artificial Analysis indices, Gemini 3.1 Pro Preview leads on coding, and Gemini 3.1 Pro Preview leads on intelligence.
Pricing verified against LiteLLM + OpenRouter + provider pages · refreshed daily

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