Claude Sonnet 5.5 vs MiniMax-M3 pricing

Prices

Claude Sonnet 5.5 and MiniMax-M3 prices, USD per 1M tokens
USD per 1M tokensClaude Sonnet 5.5MiniMax-M3
Input$2.00$0.30
Output$10.00$1.20
Cache read$0.10$0.06
Cache write$2.50Not published
Batch input$1.00Not published
Batch output$5.00Not published

Verified against the provider's official pricing page on Oct 9, 2026. Official pricing page

MiniMax's list price for its own API, as compiled by models.dev and checked Oct 10, 2026, 09:00 UTC. Prices on cloud platforms and resellers can differ. Provider documentation

Monthly cost by workload

WorkloadClaude Sonnet 5.5MiniMax-M3
Chatbot1,000 in / 500 out tokens, 10,000 requests a day$2,100/mo$270.00/mo
RAG8,000 in / 500 out tokens, 5,000 requests a day$3,150/mo$450.00/mo
Coding agent50,000 in / 2,000 out tokens, 1,000 requests a day, 80% cached input$1,320/mo$234.00/mo

Cost = input tokens × input price + output tokens × output price, 30 days a month. Cached input uses the cache read price. Cache write fees are not included.

Context and capabilities

Claude Sonnet 5.5MiniMax-M3
Context1,000,000 tokens1,000,000 tokens
Max output128,000 tokens512,000 tokens
Inputtext, image, pdftext, image, video
Tool callingYesYes
ReasoningYesYes
Structured outputsYesNo

Questions

What is the price difference between Claude Sonnet 5.5 and MiniMax-M3?
Claude Sonnet 5.5: $2.00 per 1M input tokens and $10.00 per 1M output tokens. MiniMax-M3: $0.30 per 1M input tokens and $1.20 per 1M output tokens. For the Chatbot workload (1,000 in / 500 out tokens, 10,000 requests a day), that is about $2,100 per month for Claude Sonnet 5.5 and $270.00 for MiniMax-M3.
Which has the longer context window, Claude Sonnet 5.5 or MiniMax-M3?
Both accept up to 1,000,000 tokens of context.
Do Claude Sonnet 5.5 and MiniMax-M3 have prompt caching and batch prices?
Claude Sonnet 5.5: cached input $0.10 per 1M tokens; batch $1.00 per 1M input tokens and $5.00 per 1M output tokens. MiniMax-M3: cached input $0.06 per 1M tokens; no batch price published.

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