Gemini 2.5 Pro is Google’s state-of-the-art AI model designed for advanced reasoning, coding, mathematics, and scientific tasks. It employs “thinking” capabilities, enabling it to reason through responses with enhanced accuracy and nuanced …
Model details →Google: Gemini 2.5 Pro Preview 06-05 vs Perplexity: Sonar
Google: Gemini 2.5 Pro Preview 06-05 wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
Sonar is lightweight, affordable, fast, and simple to use — now featuring citations and the ability to customize sources. It is designed for companies seeking to integrate lightweight question-and-answer features optimized for speed.
Model details →Side-by-side comparison
| Capability | Google: Gemini 2.5 Pro Preview 06-05 | Perplexity: Sonar | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 1.0M | 127K | 🏆 Google: Gemini 2.5 Pro Preview 06-05 |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $1.25 | $1.00 | 🏆 Perplexity: Sonar |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $10.00 | $1.00 | 🏆 Perplexity: Sonar |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | — | 🏆 Google: Gemini 2.5 Pro Preview 06-05 |
| Vision input Accepts image inputs alongside text. | Yes | Yes | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | — | 🏆 Google: Gemini 2.5 Pro Preview 06-05 |
Frequently asked questions
Is Google: Gemini 2.5 Pro Preview 06-05 better than Perplexity: Sonar?
Google: Gemini 2.5 Pro Preview 06-05 wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between Google: Gemini 2.5 Pro Preview 06-05 and Perplexity: Sonar?
Input: $1.25 vs $1.00 per 1M tokens. Output: $10.00 vs $1.00 per 1M tokens.
What context windows do Google: Gemini 2.5 Pro Preview 06-05 and Perplexity: Sonar support?
Google: Gemini 2.5 Pro Preview 06-05 supports up to 1.0M tokens. Perplexity: Sonar supports up to 127K tokens.
Do both Google: Gemini 2.5 Pro Preview 06-05 and Perplexity: Sonar support tool calling?
Google: Gemini 2.5 Pro Preview 06-05: yes. Perplexity: Sonar: not advertised.