Which is cheaper, Gemini 4 Argon or Kimi K3?

Gemini 4 Argon lists at $2 input and $10 output per 1M tokens; Kimi K3 at $3 and $15. Gemini 4 Argon is 1.5x cheaper per token at list price.

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Gemini 4 Argon vs Kimi K3: benchmarks, price and context | Respan

Gemini 4 Argon vs Kimi K3

Gemini 4 Argon scores 70.3 on the Respan Index (#3), ahead of Kimi K3 at 50.6 (#21). Gemini 4 Argon leads on 10 of the 10 benchmarks both report. Gemini 4 Argon is 1.5x cheaper per token at list price.

Gemini 4 ArgonGoogle

Respan Index: 70.3 (#3)
Input / output per 1M: $2 / $10
Blended price per 1M: $4
Context window: -
Max output: 1M
Input: text, vision, video
Released: 2026-09-30

Respan Index by category

Coding64.4 Gemini 4 Argon37.2 Kimi K3
Agents75.9 Gemini 4 Argon63.1 Kimi K3
Reasoning78.0 Gemini 4 Argon

Benchmarks both report

Benchmark	Gemini 4 Argon	Kimi K3
APEX-Agents (Mercor)	82.2%	50.6%
FrontierSWE V2 (Proximal Labs)	55%	25.9%
SAGE (Vals AI)	53.6%	52.8%
Terminal-Bench 4.0 (Vals AI)	57.6%	17.2%
Vending-Bench 2

Gemini 4 Argon vs Kimi K3

Respan Index by category

Benchmarks both report

FAQ

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Respan Index by category

Benchmarks both report

FAQ

Is Gemini 4 Argon better than Kimi K3?

Which is cheaper, Gemini 4 Argon or Kimi K3?

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