Google: Gemini 2.5 Pro vs Grok 4
Google: Gemini 2.5 Pro is cheaper than Grok 4 by about 43% on a blended (75% input / 25% output) basis. Google: Gemini 2.5 Pro charges $1.250000 / $10.000000 per 1M input/output tokens; Grok 4 charges $3.000000 / $15.000000.
| Field | Google: Gemini 2.5 Pro | Grok 4 |
|---|---|---|
| Input $/Mtok | $1.250000 | $3.000000 |
| Output $/Mtok | $10.000000 | $15.000000 |
| Cache read $/Mtok | $0.125000 | – |
| Cache write $/Mtok | – | – |
| Input $/Mchar | n/a | n/a |
| Output $/Mchar | n/a | n/a |
| Context window | 1048576 | 256000 |
| Tokenizer | gemini | – |
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 | Google: Gemini 2.5 Pro | Grok 4 |
|---|---|---|
| Coding agent | $16.88 | $36.00 |
| RAG chat | $25.63 | $48.00 |
| Summarisation (batch) | $21.25 | $42.00 |
| Classification | $14.25 | $32.40 |
| Chat assistant | $47.50 | $78.00 |
| Content generation | $82.50 | $126.00 |
Cite this page
Google: Gemini 2.5 Pro vs Grok 4: $1.250000/$10.000000 vs $3.000000/$15.000000 per 1M tokens, as of 2026-10-04 (Token Barometer, https://tokenbarometer.com/compare/google_gemini-2.5-pro-vs-xai_grok-4-0709).
Google: Gemini 2.5 Pro page | Grok 4 page | Open in calculator