Command A vs OpenAI: GPT-5.1
OpenAI: GPT-5.1 is cheaper than Command A by about 21% on a blended (75% input / 25% output) basis. Command A charges $2.500000 / $10.000000 per 1M input/output tokens; OpenAI: GPT-5.1 charges $1.250000 / $10.000000.
| Field | Command A | OpenAI: GPT-5.1 |
|---|---|---|
| Input $/Mtok | $2.500000 | $1.250000 |
| Output $/Mtok | $10.000000 | $10.000000 |
| Cache read $/Mtok | – | $0.125000 |
| Cache write $/Mtok | – | – |
| Input $/Mchar | n/a | 0.352142 |
| Output $/Mchar | n/a | 2.817139 |
| Context window | 256000 | 400000 |
| Tokenizer | – | o200k |
Price history
Same workload, monthly cost
Illustrative monthly cost at 10M tokens/month, split per workload preset. Not a substitute for the calculator, which uses your own volume, cache and batch assumptions.
| Workload | Command A | OpenAI: GPT-5.1 |
|---|---|---|
| Coding agent | $28.75 | $16.88 |
| RAG chat | $36.25 | $25.63 |
| Summarisation (batch) | $32.50 | $21.25 |
| Classification | $26.50 | $14.25 |
| Chat assistant | $55.00 | $47.50 |
| Content generation | $85.00 | $82.50 |
Cite this page
Command A vs OpenAI: GPT-5.1: $2.500000/$10.000000 vs $1.250000/$10.000000 per 1M tokens as of 2026-10-04. Token Barometer by Dejan Strbad, https://tokenbarometer.com, data CC BY 4.0. https://tokenbarometer.com/compare/cohere_command-a-03-2025-vs-openai_gpt-5.1