GPT-5.6 Terra vs Grok 4.7
Price, context window & benchmark comparison
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Verdict: Grok 4.7 is 47% cheaper than GPT-5.6 Terra on a typical 3:1 input/output mix. Grok 4.7 scores higher on the Artificial Analysis Intelligence Index (46.4 vs 42.1). GPT-5.6 Terra has the larger context window (1.1M vs 500K).
| GPT-5.6 Terra | Grok 4.7 | |
|---|---|---|
| Input price / 1M | $2.00 | $1.60 |
| Output price / 1M | $12.00 | $4.80 |
| Blended price (3:1) | $4.50 | $2.40 |
| Cached input / 1M | $0.20 | $0.40 |
| Context window | 1.1M | 500K |
| Max output | 128K | 450K |
| Intelligence index | 42.1 | 46.4 |
| Coding index | 76.7 | — |
| Providers | — | 4 |
| Best provider uptime (30m) | — | 100.0% |
| Vision input | Yes | Yes |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-07-09 | 2026-09-21 |
| Retirement | — | — |
Cost calculator
FAQ
Which is cheaper, GPT-5.6 Terra or Grok 4.7?
Grok 4.7 is 47% cheaper than GPT-5.6 Terra on a typical 3:1 input/output mix.
GPT-5.6 Terra vs Grok 4.7: which has a bigger context window?
GPT-5.6 Terra: 1,050,000 tokens. Grok 4.7: 500,000 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: GPT-5.6 Terra ≈ $10,000, Grok 4.7 ≈ $5,600.
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