Claude Opus 5 vs xAI Grok 4.6
Live Unit Economics, TTFT Latency & Reasoning Benchmark Analysis
Which model is better: Claude Opus 5 or xAI Grok 4.6?
Verified Performance & Unit Economics Delta
Daily synchronized metrics from synthetic latency endpoints and benchmark evaluations.
| Metric / Dimension | Claude Opus 5 | xAI Grok 4.6 | Net Delta / Advantage |
|---|---|---|---|
| Input Cost / 1M Tokens | $5.00 | $2.00 | xAI Grok 4.6 is 2.5x cheaper |
| Output Cost / 1M Tokens | $25.00 | $6.00 | xAI Grok 4.6 (316.7% lower) |
| Avg TTFT Response Latency | 340ms | 280ms | xAI Grok 4.6 (+60ms faster) |
| SWE-bench Verified (Coding) | 82.4% | 76.8% | Claude Opus 5 (+5.6% lead) |
| Inference Value Score (IVR) | 42.7 / 100 | 74.6 / 100 | xAI Grok 4.6 (+31.9 pts) |
Interactive Monthly Token Economics & ROI Forecaster
Model your expected production workload across prompt (input) and completion (output) tokens.
Estimated Monthly Spend
$5/1M in · $25/1M out
$2/1M in · $6/1M out
When to Choose Claude Opus 5
Choose Claude Opus 5 when you need Pinnacle autonomous software architecture, whole-system enterprise codebases, PhD-level scientific synthesis, and complex multi-agent delegation. and have an infrastructure budget aligned with $5.00/1M tokens.
When to Choose xAI Grok 4.6
Choose xAI Grok 4.6 when you need Frontier real-time web & social intelligence, complex STEM proofs, competitive coding, and deep factual synthesis. and prioritize xAI ecosystem integration at $2.00/1M tokens.
Related Questions & Decision Factors
Which is cheaper: Claude Opus 5 or xAI Grok 4.6?
xAI Grok 4.6 is cheaper at $2.00/1M input tokens compared to $5.00/1M for Claude Opus 5.
Which model has lower latency: Claude Opus 5 or xAI Grok 4.6?
xAI Grok 4.6 delivers faster response times with an average TTFT of 280ms vs 340ms for Claude Opus 5.
When should you choose Claude Opus 5?
Choose Claude Opus 5 when you need Pinnacle autonomous software architecture, whole-system enterprise codebases, PhD-level scientific synthesis, and complex multi-agent delegation. and have an infrastructure budget aligned with $5.00/1M tokens.
When should you choose xAI Grok 4.6?
Choose xAI Grok 4.6 when you need Frontier real-time web & social intelligence, complex STEM proofs, competitive coding, and deep factual synthesis. and prioritize xAI ecosystem integration at $2.00/1M tokens.