Command A vs GPT-6.1 Terra
Price, context window & benchmark comparison
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Verdict: GPT-6.1 Terra is 2.2× cheaper than Command A on a typical 3:1 input/output mix. GPT-6.1 Terra has the larger context window (1.1M vs 256K).
| Command A | GPT-6.1 Terra | |
|---|---|---|
| Input price / 1M | $2.50 | $1.00 |
| Output price / 1M | $10.00 | $5.00 |
| Blended price (3:1) | $4.38 | $2.00 |
| Cached input / 1M | — | $0.05 |
| Context window | 256K | 1.1M |
| Max output | 8K | 128K |
| Intelligence index | — | 51.3 |
| Coding index | — | — |
| Providers | 1 | 7 |
| Best provider uptime (30m) | 100.0% | 100.0% |
| Vision input | No | Yes |
| Reasoning | No | Yes |
| Tool calling | Yes | Yes |
| Released | 2025-03-13 | 2026-10-26 |
| Retirement | — | — |
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FAQ
Which is cheaper, Command A or GPT-6.1 Terra?
GPT-6.1 Terra is 2.2× cheaper than Command A on a typical 3:1 input/output mix.
Command A vs GPT-6.1 Terra: which has a bigger context window?
Command A: 256,000 tokens. GPT-6.1 Terra: 1,050,000 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: Command A ≈ $10,000, GPT-6.1 Terra ≈ $4,500.
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