Model comparison

Claude Opus 4.5 vs Grok 4.6

Compare Claude Opus 4.5 (Anthropic) and Grok 4.6 (X Ai) by price, context, capabilities, and latency.

Which should you pick?

Price: Grok 4.6 is cheaper ($2 / 1M tokens input / $6 / 1M tokens output) vs Claude Opus 4.5 ($5 / 1M tokens input / $25 / 1M tokens output).
Context: Grok 4.6 has the larger context window (500k tokens).

Side by side

Claude Opus 4.5 vs Grok 4.6 — full comparison

Compare price, provider, context, capabilities, latency, and source basis.

Model	Provider	Input	Output	Context	Capabilities	Best for	Latency	Status	Source
Claude Opus 4.5anthropic/claude-opus-4.5	Anthropic	$5 / 1M tokens	$25 / 1M tokens	200k	StreamingTool callingJSON modeVision	image understanding, multimodal chat	1762-2887ms	Catalog	Platform curated
Grok 4.6x-ai/grok-4.6	X Ai	Starting at $2 / 1M tokens	$6 / 1M tokens	500k	StreamingTool callingJSON modeVision	image understanding, multimodal chat	0-0ms	Catalog	Platform curated

FAQ

Claude Opus 4.5 vs Grok 4.6 FAQ

Is Claude Opus 4.5 or Grok 4.6 cheaper?

Grok 4.6 is cheaper ($2 / 1M tokens input / $6 / 1M tokens output) vs Claude Opus 4.5 ($5 / 1M tokens input / $25 / 1M tokens output). Actual cost depends on your input/output token mix — estimate it with the pricing calculator.

Which has a larger context window, Claude Opus 4.5 or Grok 4.6?

Grok 4.6 is larger (500k tokens) vs 200k tokens.

Claude Opus 4.5 vs Grok 4.6 for Vision: which should I pick?

Both target Vision. Pick Grok 4.6 to optimize cost, or Grok 4.6 for the longer context window. Test both on real prompts before committing production traffic.

Claude Opus 4.5 details Grok 4.6 details Pricing calculator OpenAI-compatible quickstart

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