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Cohere: Command A vs OpenAI: GPT-5.6 Terra Pro

On input price, OpenAI: GPT-5.6 Terra Pro is ~1.3× cheaper. Verified 2026-10-21.

Cohere: Command A $2.50/$10.00vsOpenAI: GPT-5.6 Terra Pro $2.00/$12.00

Verdict

On blended price (3:1 input:output), Cohere: Command A is ~1.0× cheaper ($2.50/$10.00 vs $2.00/$12.00 per 1M tokens).

Pricing

Per-million-token list prices, verified 2026-10-21. Green marks the better value.

MetricCohere: Command AOpenAI: GPT-5.6 Terra Pro
Input / 1M$2.50$2.00
Output / 1M$10.00$12.00
Cache read / 1M—$0.200
Blended (3:1)$4.38/1M$4.50/1M
Estimated monthly costCohere: Command AOpenAI: GPT-5.6 Terra Pro
Chatbot10,000 reqs · 800/400 tok$60.00$64.00
Coding agent5,000 reqs · 8000/2000 tok$200.00$200.00
RAG pipeline30,000 reqs · 4000/500 tok$450.00$420.00

Plug in your own numbers in the calculator, or paste a real bill into the Bill Shredder.

Specifications & capabilities

MetricCohere: Command AOpenAI: GPT-5.6 Terra Pro
Context window256K1.1M
Max output8K128K
Vision input–✓
Tool calling–✓
Reasoning–✓

Quality

Intelligence Index by Artificial Analysis (independent evaluations, 0–100).

Verified intelligence scores aren't available for both models yet. See the full leaderboard.

Performance

Measured by Artificial Analysis on live endpoints.

Output speed — higher is better
Cohere: Command A110 tok/s
OpenAI: GPT-5.6 Terra Pro80 tok/s
Latency (TTFT) — lower is better
Cohere: Command A900 ms
OpenAI: GPT-5.6 Terra Pro1,300 ms
MetricCohere: Command AOpenAI: GPT-5.6 Terra Pro
Cost per task$0.000008$0.000016

Provider

Infrastructure metrics for the organizations behind these models.

MetricCohereOpenAI
Listed endpoints512
Reliability99.6%99.9%
Avg latency420 ms450 ms
Pricing tiersstandard, freestandard, batch, provisioned

Full details: Cohere: Command A pricing · OpenAI: GPT-5.6 Terra Pro pricing