Nova Pro (EU) vs Grok 4 Fast
Grok 4 Fast is cheaper than Nova Pro (EU) by about 80% on a blended (75% input / 25% output) basis. Nova Pro (EU) charges $0.800000 / $3.200000 per 1M input/output tokens; Grok 4 Fast charges $0.200000 / $0.500000.
| Field | Nova Pro (EU) | Grok 4 Fast |
|---|---|---|
| Input $/Mtok | $0.800000 | $0.200000 |
| Output $/Mtok | $3.200000 | $0.500000 |
| Cache read $/Mtok | – | – |
| Cache write $/Mtok | – | – |
| Input $/Mchar | n/a | n/a |
| Output $/Mchar | n/a | n/a |
| Context window | 300000 | 2000000 |
| Tokenizer | – | – |
Price history
Same workload, monthly cost
Illustrative monthly cost at 10M tokens/month, split per workload preset. Not a substitute for the calculator, which uses your own volume, cache and batch assumptions.
| Workload | Nova Pro (EU) | Grok 4 Fast |
|---|---|---|
| Coding agent | $9.20 | $2.15 |
| RAG chat | $11.60 | $2.45 |
| Summarisation (batch) | $10.40 | $2.30 |
| Classification | $8.48 | $2.06 |
| Chat assistant | $17.60 | $3.20 |
| Content generation | $27.20 | $4.40 |
Cite this page
Nova Pro (EU) vs Grok 4 Fast: $0.800000/$3.200000 vs $0.200000/$0.500000 per 1M tokens as of 2026-10-04. Token Barometer by Dejan Strbad, https://tokenbarometer.com, data CC BY 4.0. https://tokenbarometer.com/compare/amazon_nova-pro-vs-xai_grok-4-fast