MiniMax M3 vs Claude Sonnet 5
On provider list prices, MiniMax M3 costs $0.30 per million input tokens against $3 for Claude Sonnet 5: 10.0x apart. Output is $1.20 against $15 (12.5x). On Allocate both bill at list plus the 7% transaction fee.
Specifications and provider list prices from the Allocate catalog, checked 2026-07-08. Billed price is list plus the 7% transaction fee.
What the numbers say
Take 1,000,000 requests a month at 1,200 input and 350 output tokens each. That workload costs $780 a month on MiniMax M3 and $8,850 on Claude Sonnet 5 at list: a gap of $8,070, or 11.3x.
Claude Sonnet 5 reads 1M tokens per request against 512K for MiniMax M3, 1.9x the window. That decides which one can take whole documents without splitting them.
Choose MiniMax M3 for
- The lower list price ($0.30 in / $1.20 out per M tokens)
- Published cached-input pricing ($0.06 per M tokens)
Choose Claude Sonnet 5 for
- Judgment calls with policy context
- Customer-facing writing
- Review and escalation flows
Common questions
Which is cheaper, MiniMax M3 or Claude Sonnet 5?
MiniMax M3, on this workload shape. At list prices it is $0.30/$1.20 per million tokens in and out against $3/$15 for Claude Sonnet 5. Billed on Allocate: $0.32/$1.28 against $3.21/$16.05, list plus 7%.
Which has the bigger context window?
Claude Sonnet 5: 1,000,000 tokens (1M) against 524,288 (512K) for MiniMax M3.
Can I fine-tune MiniMax M3 or Claude Sonnet 5?
No. Both are closed models served over API. If you want a model you can train and own, start from an open-weights base in the catalog.
Related comparisons
Run the numbers on your workload
Or don’t choose. On Allocate a route name is the contract: point yours at one model today, swap to the other tomorrow, and compare them on your live traffic with per-token metering.