Claude Opus 4.5 (Reasoning) vs Sonar: The Ultimate Performance & Pricing Comparison

Deep dive into reasoning, benchmarks, and latency insights.

Model Snapshot

Key decision metrics at a glance.

Claude Opus 4.5 (Reasoning)
Anthropic
Reasoning
9
Coding
5
Multimodal
4
Long Context
6
Blended Price / 1M tokens
$0.010
P95 Latency
1000ms
Tokens per second
51.283tokens/sec
Sonar
Other
Reasoning
6
Coding
6
Multimodal
1
Long Context
2
Blended Price / 1M tokens
$0.015
P95 Latency
1000ms
Tokens per second

Overall Capabilities

The capability radar provides a holistic view of the Claude Opus 4.5 (Reasoning) vs Sonar matchup. This chart illustrates each model's strengths and weaknesses at a glance, forming a cornerstone of our Claude Opus 4.5 (Reasoning) vs Sonar analysis.

This radar chart visually maps the core capabilities (reasoning, coding, math proxy, multimodal, long context) of `Claude Opus 4.5 (Reasoning)` vs `Sonar`.

Benchmark Breakdown

For a granular look, this chart directly compares scores across standardized benchmarks. In the critical MMLU Pro test, a key part of the Claude Opus 4.5 (Reasoning) vs Sonar debate, Claude Opus 4.5 (Reasoning) scores 90 against Sonar's 60. This data-driven approach is essential for any serious Claude Opus 4.5 (Reasoning) vs Sonar comparison.

This grouped bar chart provides a side-by-side comparison for each benchmark metric.

Speed & Latency

Speed is a crucial factor in the Claude Opus 4.5 (Reasoning) vs Sonar decision for interactive applications. The metrics below highlight the trade-offs you should weigh before shipping to production.

Time to First Token
Claude Opus 4.5 (Reasoning)300ms
Sonar300ms
Tokens per Second
Claude Opus 4.5 (Reasoning)51.283
Sonar39

The Economics of Claude Opus 4.5 (Reasoning) vs Sonar

Power is only one part of the equation. This Claude Opus 4.5 (Reasoning) vs Sonar pricing analysis gives you a true sense of value.

Pricing Breakdown
Compare input and output pricing at a glance.

Which Model Wins the Claude Opus 4.5 (Reasoning) vs Sonar Battle for You?

Choose Claude Opus 4.5 (Reasoning) if...
Your top priority is raw performance and capability.
You are working in a technical or scientific field requiring the highest accuracy.
You need the most advanced reasoning capabilities available.
Choose Sonar if...
You are developing at scale where operational costs are critical.
You prioritize cost-effectiveness over maximum performance.
Your workload requires consistent, reliable performance.

Your Questions about the Claude Opus 4.5 (Reasoning) vs Sonar Comparison

Claude Opus 4.5 (Reasoning) vs Sonar Comparison | Performance, Pricing & Benchmarks