MoonshotAI: Kimi K2.5 vs Perplexity: Sonar
Side-by-side comparison of MoonshotAI: Kimi K2.5 and Perplexity: Sonar. Compare pricing, context window, capabilities, and find out which is better for your workflow.
Verdict
strong confidenceMoonshotAI: Kimi K2.5 leads overall
MoonshotAI: Kimi K2.5 leads in context window and capabilities and max output, making it the stronger choice for most workflows. Perplexity: Sonar remains competitive with advantages in price.
Best for with MoonshotAI: Kimi K2.5
Best for with Perplexity: Sonar
Side-by-side
Technical specifications
| MoonshotAI: Kimi K2.5 | Perplexity: Sonar | |
|---|---|---|
| Provider | Kimi / Moonshot AI | Perplexity |
| Input price | $0.38/M | $1/M |
| Output price | $2/M | $1/M |
| Context window | 262K | 127K |
| Max output | 262K | N/A |
| Capabilities | Tool useVisionReasoning | Vision |
| Released | Jan 26, 2026 | Jan 27, 2025 |
Scoring breakdown
How each dimension compares
Price
Perplexity: Sonar leadsMoonshotAI: Kimi K2.5
$2/M tokens
Perplexity: Sonar
$1/M tokens
Context Window
MoonshotAI: Kimi K2.5 leadsMoonshotAI: Kimi K2.5
262K tokens
Perplexity: Sonar
127K tokens
Capabilities
MoonshotAI: Kimi K2.5 leadsMoonshotAI: Kimi K2.5
3/4
Perplexity: Sonar
1/4
Max Output
MoonshotAI: Kimi K2.5 leadsMoonshotAI: Kimi K2.5
262K tokens
Perplexity: Sonar
N/A
Recency
MoonshotAI: Kimi K2.5
Jan 2026
Perplexity: Sonar
Jan 2025
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