token.app › Compare › GPT-6 Astra Pro (batch) vs MiniMax M3.1 Flash (free)

GPT-6 Astra Pro (batch) vs MiniMax M3.1 Flash (free)

MiniMax M3.1 Flash (free) is free to use, against $10.00 per million tokens. GPT-6 Astra Pro (batch) accepts the larger context window (1.1M).

Head to head
Blended price uses a 3:1 input:output mix
GPT-6 Astra Pro (batch)MiniMax M3.1 Flash (free)
ProviderOpenAIMiniMax
Input $/1M$5.00Free
Output $/1M$25.00Free
Blended $/1M$10.00Free
Context window1.1M1M
Max output128K524K
ReleasedSep 2026Oct 2026
LicenceProprietaryProprietary
Choose GPT-6 Astra Pro (batch) if…
  • Larger context window (1.1M)
Choose MiniMax M3.1 Flash (free) if…
  • Costs less per token — Free vs $10.00 blended
  • Newer model (released Oct 2026)
FAQ
Which is better, GPT-6 Astra Pro (batch) or MiniMax M3.1 Flash (free)?
We do not hold independently-run benchmark scores covering both GPT-6 Astra Pro (batch) and MiniMax M3.1 Flash (free), so we make no quality claim. Their pricing and specifications are compared on this page.
Is GPT-6 Astra Pro (batch) cheaper than MiniMax M3.1 Flash (free)?
MiniMax M3.1 Flash (free) is cheaper: Free versus $10.00 per million tokens blended at 3:1 input:output. Input alone: $5.00 vs Free. Output alone: $25.00 vs Free.
What context windows do GPT-6 Astra Pro (batch) and MiniMax M3.1 Flash (free) have?
GPT-6 Astra Pro (batch): 1,050,000 tokens. MiniMax M3.1 Flash (free): 1,000,000 tokens.
Who makes GPT-6 Astra Pro (batch) and MiniMax M3.1 Flash (free)?
GPT-6 Astra Pro (batch) is made by OpenAI. MiniMax M3.1 Flash (free) is made by MiniMax.
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