Model Comparison 2026

DeepSeek V4 Pro vs Kimi K2.6

DeepSeek V4 Pro
DeepSeek · Frontier · Open weights
$0.57/1M · 1.0M ctx
Kimi K2.6
Moonshot AI · Frontier · Open weights
$1.49/1M · 262K ctx

Community Vote

Pick a winner in each dimension — change your vote anytime.

Output Quality
Correctness and depth of what it produces
Agentic Ability
Tool calls, instruction-following, and multi-step tasks
Speed
Tokens per second and time-to-first-token
Value for $
How much capability you get per dollar
Reliability
Consistent results — fewer refusals, loops, and format breaks

Specs & Pricing, Side by Side

Spec
DeepSeek V4 Pro
Kimi K2.6
Maker
DeepSeek
Moonshot AI
Blended price / 1M
$0.57
$1.49
Input / output
$0.43 in · $0.87 out / 1M tokens
$0.66 in · $3.41 out / 1M tokens
Context window
1.0M
262K
Open weights
Yes
Yes
Tool use
Yes
Yes
Reasoning
Yes
Yes
Output Quality
8.9
8.6
Agentic Ability
9.0
8.8
Speed
7.4
7.6
Value for $
9.4
9.2
Reliability
8.8
9.0

Pricing and capabilities synced from the OpenRouter catalogue. Scores are editorial (0–10).

Verdict: DeepSeek V4 Pro or Kimi K2.6?

Updated 2026-06-22

Choose DeepSeek V4 Pro if you want cost-conscious agents that still want top-tier output. Choose Kimi K2.6 if you want a flagship-feel open-weight generalist.

In our editorial scoring, DeepSeek V4 Pro leads in 3 of five dimensions (output quality, agentic ability and value for $), while Kimi K2.6 leads in 2. On price, DeepSeek V4 Pro runs about $0.57 per 1M tokens (blended) and is open-weight; Kimi K2.6 is about $1.49 and open-weight.

Where DeepSeek V4 Pro falls short
  • Tool-use polish behind the top closed models
  • Hosted throughput varies by provider
Full DeepSeek V4 Pro breakdown →
Where Kimi K2.6 falls short
  • A step behind the closed flagships
  • Pricier than the cheapest open models
Full Kimi K2.6 breakdown →

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