Grok 4.7 vs Claude Sonnet 5.5.
Grok 4.7 is 1.4x cheaper.

For a chatbot doing 100K requests a month with 1,000 input and 500 output tokens each: $500.00 vs $700.00.

xAI

Grok 4.7

Input / 1M$2.00
Cached / 1M$0.50
Output / 1M$6.00
Context500K
Chatbot at 100K req/mo$500.00

Source · Oct 20, 2026

Anthropic

Claude Sonnet 5.5

Input / 1M$2.00
Cached / 1M$0.10
Output / 1M$10.00
Context1M
Chatbot at 100K req/mo$700.00

Source · Oct 20, 2026

Price isn't everything: check quality on your own prompts. Grok 4.7 wins on list price for this workload, but output-heavy jobs (long answers, agents, reasoning) shift the math toward whichever model has the lower output price, which here is Grok 4.7.

Run your own workload