Sonar Pro Search vs Kimi K3
Kimi K3 is 1.1× cheaper than Sonar Pro Search on a blended basis. Kimi K3 has the larger context window at 1.0M tokens.
Side by side
Green marks the better value in each row where a comparison is meaningful.
| Attribute | Sonar Pro Search | Kimi K3 |
|---|---|---|
| Provider | Perplexity | Moonshot AI |
| Input / 1M tokens | $3.00 | $2.65 |
| Output / 1M tokens | $15.00 | $13.28 |
| Blended / 1M tokens | $6.00 | $5.31 |
| Cached input / 1M | - | $0.303 |
| Context window | 200K | 1.0M |
| Max output | 8K | 944K |
| Input modalities | text, image | text, image, video |
| Reasoning | Yes | Yes |
| Tool calling | No | Yes |
| Structured output | Yes | Yes |
| Prompt caching | No | Yes |
| Open weights | No | Yes |
| Knowledge cutoff | - | - |
| Released | October 30, 2025 | July 16, 2026 |
Frequently asked
Is Sonar Pro Search or Kimi K3 cheaper?
Kimi K3 is 1.1× cheaper than Sonar Pro Search on a blended basis.
What is the price difference between Sonar Pro Search and Kimi K3?
Sonar Pro Search costs $3.00 per million input tokens and $15.00 per million output tokens. Kimi K3 costs $2.65 and $13.28 respectively.
Which has the larger context window, Sonar Pro Search or Kimi K3?
Kimi K3, at 1.0M tokens versus 200K.