LLM Comparison
Command A vs GPT-5.6 Terra
Side-by-side specs, pricing & capabilities · Updated September 2026
Price vs Intelligence
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2/6 modelsSame tier:
| Organization | ||
| OpenTools Score | 24 3.9 | 70 10.1 |
| Family | Command | GPT-5.6 |
| Status | Current | Current |
| Release Date | Mar 2025 | Jul 2026 |
| Context Window | 256K tokens | 1.1M tokens |
| Input Price | $2.50/M tokens | $2.00/M tokens |
| Output Price | $10.00/M tokens | $12.00/M tokens |
| Pricing Notes | — | OpenAI pricing page lists $2.50 input and $15 output per 1M tokens, with GPT-5.6 cache-write and cache-read pricing. |
| Capabilities | textcode | textvisionreasoningcodingtool-useweb-searchfile-searchcomputer-useagents |
| Training Cutoff | — | Feb 16, 2026 |
| Max Output | 8K tokens | 128K tokens |
| API Identifier | cohere/command-a | gpt-5.6-terra |
| Benchmarks | ||
| MMLU | 80.1openrouter | — |
| Artificial Analysis Intelligence Index | — | 55artificial-analysis |
| Artificial Analysis Coding Agent Index | — | 77.4artificial-analysis |
| Artificial Analysis Intelligence Index v4.3 | — | 42.2515artificial-analysis |
| GPQA Diamond | — | 92.5253artificial-analysis |
| SciCode | — | 54.9769artificial-analysis |
| Terminal-Bench 2.1 | — | 88.015artificial-analysis |
| View Command A | View GPT-5.6 Terra | |
Cost Calculator
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| Command ACheapest | $2.50 | $5.00 | $7.50 | — |
| GPT-5.6 Terra | $2.00 | $6.00 | $8.00 | +7% |
Cohere
Command A
Command A is a large language model from Cohere. Supports up to 256,000 token context window. Achieves 80.1% on MMLU. Available from $2.50/M input tokens.
OpenAI
GPT-5.6 Terra
GPT-5.6 Terra is OpenAI balanced GPT-5.6 model for teams that need strong reasoning and agentic performance at lower cost than Sol. OpenAI model docs list a 1.05M token context window, 128K max output, and support for functions, web search, file search, and computer use.
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