Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding…
Model details →Anthropic: Claude Opus 4.5 (batch) vs Perplexity: Sonar Pro Search
Anthropic: Claude Opus 4.5 (batch) wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
Exclusively available on the OpenRouter API, Sonar Pro's new Pro Search mode is Perplexity's most advanced agentic search system. It is designed for deeper reasoning and analysis. Pricing is based...
Model details →Side-by-side comparison
| Capability | Anthropic: Claude Opus 4.5 (batch) | Perplexity: Sonar Pro Search | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 200K | 200K | Tie |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $2.50 | $3.00 | 🏆 Anthropic: Claude Opus 4.5 (batch) |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $12.50 | $15.00 | 🏆 Anthropic: Claude Opus 4.5 (batch) |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | — | 🏆 Anthropic: Claude Opus 4.5 (batch) |
| Vision input Accepts image inputs alongside text. | Yes | Yes | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is Anthropic: Claude Opus 4.5 (batch) better than Perplexity: Sonar Pro Search?
Anthropic: Claude Opus 4.5 (batch) wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between Anthropic: Claude Opus 4.5 (batch) and Perplexity: Sonar Pro Search?
Input: $2.50 vs $3.00 per 1M tokens. Output: $12.50 vs $15.00 per 1M tokens.
What context windows do Anthropic: Claude Opus 4.5 (batch) and Perplexity: Sonar Pro Search support?
Anthropic: Claude Opus 4.5 (batch) supports up to 200K tokens. Perplexity: Sonar Pro Search supports up to 200K tokens.
Do both Anthropic: Claude Opus 4.5 (batch) and Perplexity: Sonar Pro Search support tool calling?
Anthropic: Claude Opus 4.5 (batch): yes. Perplexity: Sonar Pro Search: not advertised.