Grok 4.7 vs Mercury 2.5
Price, context window & benchmark comparison
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Compare different models
Verdict: Mercury 2.5 is 35.6× cheaper than Grok 4.7 on a typical 3:1 input/output mix. Grok 4.7 has the larger context window (500K vs 260K).
| Grok 4.7 | Mercury 2.5 | |
|---|---|---|
| Input price / 1M | $1.60 | $0.04 |
| Output price / 1M | $4.80 | $0.15 |
| Blended price (3:1) | $2.40 | $0.0675 |
| Cached input / 1M | $0.40 | $0.004 |
| Context window | 500K | 260K |
| Max output | 450K | 66K |
| Intelligence index | 46.4 | — |
| Coding index | — | — |
| Providers | 4 | — |
| Best provider uptime (30m) | 100.0% | — |
| Vision input | Yes | No |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-09-21 | 2026-09-08 |
| Retirement | — | — |
Cost calculator
FAQ
Which is cheaper, Grok 4.7 or Mercury 2.5?
Mercury 2.5 is 35.6× cheaper than Grok 4.7 on a typical 3:1 input/output mix.
Grok 4.7 vs Mercury 2.5: which has a bigger context window?
Grok 4.7: 500,000 tokens. Mercury 2.5: 260,000 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: Grok 4.7 ≈ $5,600, Mercury 2.5 ≈ $155.00.
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