Claude Opus 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash: The Ultimate Performance & Pricing Comparison

Deep dive into reasoning, benchmarks, and latency insights.

The Final Verdict in the Claude Opus 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash Showdown

After a comprehensive analysis, Claude Opus 4.6 (Adaptive Reasoning, Max Effort) emerges as the superior choice for users prioritizing raw intelligence and reasoning. However, Step 3.5 Flash remains a highly competitive option, especially for scenarios demanding faster response times and cost-efficiency. This detailed Claude Opus 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash comparison will break down every critical metric to help you make the best decision.

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Model Snapshot

Key decision metrics at a glance.

Claude Opus 4.6 (Adaptive Reasoning, Max Effort)

Anthropic

Reasoning: 6
Coding: 5
Multimodal: 4
Long Context: 7
Blended Price / 1M tokens: $0.010
P95 Latency: 1000ms
Tokens per second: 47.679tokens/sec

Step 3.5 Flash

Other

Reasoning: 6
Coding: 3
Multimodal: 3
Long Context: 5
Blended Price / 1M tokens: $0.000
P95 Latency: 1000ms
Tokens per second: 78.582tokens/sec

Overall Capabilities

The capability radar provides a holistic view of the Claude Opus 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash matchup. This chart illustrates each model's strengths and weaknesses at a glance, forming a cornerstone of our Claude Opus 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash analysis.

This radar chart visually maps the core capabilities (reasoning, coding, math proxy, multimodal, long context) of `Claude Opus 4.6 (Adaptive Reasoning, Max Effort)` vs `Step 3.5 Flash`.

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 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash debate, Claude Opus 4.6 (Adaptive Reasoning, Max Effort) scores 60 against Step 3.5 Flash's 60. This data-driven approach is essential for any serious Claude Opus 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash 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 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash decision for interactive applications. The metrics below highlight the trade-offs you should weigh before shipping to production.

Time to First Token

Claude Opus 4.6 (Adaptive Reasoning, Max Effort)300ms

Step 3.5 Flash300ms

Tokens per Second

Claude Opus 4.6 (Adaptive Reasoning, Max Effort)47.679

Step 3.5 Flash78.582

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The Economics of Claude Opus 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash

Power is only one part of the equation. This Claude Opus 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash pricing analysis gives you a true sense of value.

Pricing Breakdown

Compare input and output pricing at a glance.

Real-World Cost Scenario

To process 1M input tokens and generate 250k output tokens, Claude Opus 4.6 (Adaptive Reasoning, Max Effort) would cost $0.011, whereas Step 3.5 Flash would cost $0.000. This practical calculation is vital for any developer considering the Claude Opus 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash choice.

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Which Model Wins the Claude Opus 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash Battle for You?

Choose Claude Opus 4.6 (Adaptive Reasoning, Max Effort) if...

Cost is a secondary concern to power in your Claude Opus 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash decision.

You need the most advanced reasoning capabilities available.

Your use case demands cutting-edge AI performance.

Choose Step 3.5 Flash if...

You need a highly responsive model for user-facing applications.

Your budget is a primary consideration in the Claude Opus 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash choice.

You are developing at scale where operational costs are critical.

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Your Questions about the Claude Opus 4.6 (Adaptive Reasoning, Max Effort) vs Step 3.5 Flash Comparison

Review the full evaluation methodology · Read the latest analysis posts