Claude Opus 5 vs Grok 4.6: Specs & Benchmark Comparison

CharacteristicClaude Opus 5Grok 4.6
CompanyAnthropicxAI
Release DateJuly 24, 2026August 12, 2026
Parameters
MultimodalYesYes
Context (input)1.0M500K
Context (output)128K
Input Price / 1M$5.00$2.00
Output Price / 1M$25.00$6.00
Average Score0.60.6
Benchmarks
DeepSWE 1.10.70.7

Visual Benchmark Comparison

Claude Opus 5
Grok 4.6
DeepSWE 1.10.7 vs 0.7
0.7
0.7

Verdict

Grok 4.6 leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: Claude Opus 5 — 0.6, Grok 4.6 — 0.6.

API Cost

Grok 4.6 is 3.8x cheaper: input $2.00/1M vs $5.00/1M tokens.

Context Window

Claude Opus 5 supports a larger context: 1M vs 500K tokens.

Recency

Grok 4.6 is newer: released 8/12/2026 vs 7/24/2026.

More About These Models

Related Comparisons

Frequently Asked Questions

Which is better for coding — Claude Opus 5 or Grok 4.6?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Claude Opus 5 or Grok 4.6?
Grok 4.6 is cheaper for input: $2.00 per 1M tokens vs $5.00.
Which has a larger context window — Claude Opus 5 or Grok 4.6?
Claude Opus 5 supports a larger context: 1,000,000 tokens vs 500,000.

The Claude Opus 5 and Grok 4.6 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Claude Opus 5 or Grok 4.6 page. See also the complete list of AI model comparisons.