Kimi K2.5 (Reasoning) vs K2 Think V2: The Ultimate Performance & Pricing Comparison

Deep dive into reasoning, benchmarks, and latency insights.

The Final Verdict in the Kimi K2.5 (Reasoning) vs K2 Think V2 Showdown

After a comprehensive analysis, Kimi K2.5 (Reasoning) emerges as the superior choice for users prioritizing raw intelligence and reasoning. However, K2 Think V2 remains a highly competitive option, especially for scenarios demanding faster response times and cost-efficiency. This detailed Kimi K2.5 (Reasoning) vs K2 Think V2 comparison will break down every critical metric to help you make the best decision.

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Model Snapshot

Key decision metrics at a glance.

Kimi K2.5 (Reasoning)

Other

Reasoning: 6
Coding: 4
Multimodal: 4
Long Context: 6
Blended Price / 1M tokens: $0.001
P95 Latency: 1000ms
Tokens per second: 110.868tokens/sec

K2 Think V2

Other

Reasoning: 6
Coding: 2
Multimodal: 2
Long Context: 3
Blended Price / 1M tokens: $0.015
P95 Latency: 1000ms
Tokens per second: —

Overall Capabilities

The capability radar provides a holistic view of the Kimi K2.5 (Reasoning) vs K2 Think V2 matchup. This chart illustrates each model's strengths and weaknesses at a glance, forming a cornerstone of our Kimi K2.5 (Reasoning) vs K2 Think V2 analysis.

This radar chart visually maps the core capabilities (reasoning, coding, math proxy, multimodal, long context) of `Kimi K2.5 (Reasoning)` vs `K2 Think V2`.

Benchmark Breakdown

For a granular look, this chart directly compares scores across standardized benchmarks. In the critical MMLU Pro test, a key part of the Kimi K2.5 (Reasoning) vs K2 Think V2 debate, Kimi K2.5 (Reasoning) scores 60 against K2 Think V2's 60. This data-driven approach is essential for any serious Kimi K2.5 (Reasoning) vs K2 Think V2 comparison.

This grouped bar chart provides a side-by-side comparison for each benchmark metric.

Speed & Latency

Speed is a crucial factor in the Kimi K2.5 (Reasoning) vs K2 Think V2 decision for interactive applications. The metrics below highlight the trade-offs you should weigh before shipping to production.

Time to First Token

Kimi K2.5 (Reasoning)300ms

K2 Think V2300ms

Tokens per Second

Kimi K2.5 (Reasoning)110.868

K2 Think V258

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The Economics of Kimi K2.5 (Reasoning) vs K2 Think V2

Power is only one part of the equation. This Kimi K2.5 (Reasoning) vs K2 Think V2 pricing analysis gives you a true sense of value.

Pricing Breakdown

Compare input and output pricing at a glance.

Real-World Cost Scenario

To process 1M input tokens and generate 250k output tokens, Kimi K2.5 (Reasoning) would cost $0.001, whereas K2 Think V2 would cost $0.018. This practical calculation is vital for any developer considering the Kimi K2.5 (Reasoning) vs K2 Think V2 choice.

Review the complete pricing and packaging strategy