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GPT-5.3 Codex vs MiniMax-M2.1

MiniMax-M2.1 is cheaper on output tokens, while GPT-5.3 Codex offers a larger context window. Choose GPT-5.3 Codex or MiniMax-M2.1 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

SpecGPT-5.3 CodexMiniMax-M2.1
ProviderLLM GatewayLLM Gateway
Input / 1M tokens$1.75$0.27
Output / 1M tokens$14.00$1.10
Context window400K205K
Parameters229B
Open weightsNoYes
ReleasedFeb 2026Dec 2025

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.