Grok 4 vs Claude Opus 4.6
Side-by-side comparison of Grok 4 by xAI and Claude Opus 4.6 by Anthropic on the 1vy AI gateway. Both models are accessible through a single OpenAI-compatible API key.
Pricing comparison
| Grok 4 | Claude Opus 4.6 | |
|---|---|---|
| Provider | xAI | Anthropic |
| Input / 1M tokens | $2.30 | $5.75 |
| Output / 1M tokens | $6.90 | $28.75 |
Which is cheaper?
Grok 4 has cheaper input tokens ($2.30/1M). Grok 4 has cheaper output tokens ($6.90/1M). Choose based on your workload's input/output ratio — chat/generation workloads usually favor cheaper output, while summarization/classification favors cheaper input.
One API key for both
On 1vy, switching between Grok 4 and Claude Opus 4.6 is a one-parameter change in your OpenAI SDK call. No separate provider accounts, no separate billing. Sign up at 1vy.ai/register for $1 free credit to test both models.
More comparisons: Grok 4 details · Claude Opus 4.6 details · full catalog