Grok 4.5 vs Gemini 3.6 Flash
Side-by-side comparison of API pricing, specs, benchmarks, and capabilities
Grok 4.5 is 11.1% cheaper on blended cost ($4.00 vs $4.50/Mtok)
|
Xby xAI
|
Gby Google
|
|
|---|---|---|
| Overview | ||
| Status | Current flagship | Current flagship |
| Released | Jul 8, 2026 | Jul 21, 2026 |
| Pricing per million tokens | ||
| Input | $2.00/Mtok | $1.50/Mtok |
| Output | $6.00/Mtok | $7.50/Mtok |
| Blended avg | $4.00/Mtok | $4.50/Mtok |
| Specifications | ||
| Context window | 500K tokens | 1M tokens |
| Parameters | Proprietary | Proprietary |
| Speed (TPS) | — | — |
| Modalities | ||
| Input |
textimage
|
textimageaudiovideo
|
| Providers | ||
| Available from |
xAI — $2.00/$6.00/Mtok
|
Google — $1.50/$7.50/Mtok
|
Cost at scale — 1M tokens (50/50 input/output)
| Volume | Grok 4.5 | Gemini 3.6 Flash | Savings |
|---|---|---|---|
| 1M tokens | $4 | $4.5 | $0.5 (11.1%) |
| 10M tokens | $40 | $45 | $5 (11.1%) |
| 100M tokens | $400 | $450 | $50 (11.1%) |
| 1000M tokens | $4000 | $4500 | $500 (11.1%) |
Try Grok 4.5 on xAI
The cheaper option here — Grok 4.5 costs $4.00/Mtok blended on xAI.
Summary
Grok 4.5 by xAI costs $2.00/Mtok input and $6.00/Mtok output, with a 500K-token context window. It supports text, image input.
Gemini 3.6 Flash by Google costs $1.50/Mtok input and $7.50/Mtok output, with a 1M-token context window. It supports text, image, audio, video input.
On a blended cost basis, Grok 4.5 is 11.1% cheaper than Gemini 3.6 Flash.
Note: Pricing is per million tokens. Actual costs vary with usage patterns, prompt caching, and batch discounts. Always verify against official provider pricing pages.