API cost decision in 10 seconds

NewMistral Large 4 vs NewGPT-6.1 Sol Pro

Pick Mistral Large 4 for lower cost; pick GPT-6.1 Sol Pro only if the larger context window matters more.

Page updated:  Data confirmed:  Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick Mistral Large 4 for lower cost; pick GPT-6.1 Sol Pro only if the larger context window matters more.

On the standard 1M input plus 500K output workload, Mistral Large 4 is estimated at $1.73 vs $7 for GPT-6.1 Sol Pro, saving $5.28 (75.4% lower).

Cost-first pickMistral Large 4
Context-first pickGPT-6.1 Sol Pro
Sample savings$5.2875.4%
10x traffic gap$52.75

GPT-6.1 Sol Pro has more context, but Mistral Large 4 saves $5.28 on the standard workload. At 10x that traffic, the same price gap is about $52.75. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Mistral Large 4 stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shapeToken mixBetter pickMistral Large 4GPT-6.1 Sol Pro
Input-heavy / RAG5M input + 500K outputMistral Large 4$4.45$15
Balanced workload1M input + 1M outputMistral Large 4$2.77$12
Output-heavy chatbot1M input + 5M outputMistral Large 4$11.13$52
Cheaper input Mistral Large 4 $0.68 vs $2 / 1M

Mistral Large 4 is $1.32 cheaper per 1M input tokens (66% lower; 2.94x difference).

Cheaper output Mistral Large 4 $2.09 vs $10 / 1M

Mistral Large 4 is $7.91 cheaper per 1M output tokens (79.1% lower; 4.78x difference).

Larger context GPT-6.1 Sol Pro 1.05M vs 1.05M

GPT-6.1 Sol Pro has 1.42K more context (1x larger).

Sample workload Mistral Large 4 $1.73 vs $7

Mistral Large 4 is $5.28 cheaper on the standard workload (75.4% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.
Mistral Large 4 Calculating… Estimated API cost
GPT-6.1 Sol Pro Calculating… Estimated API cost
Cheaper for this workload Calculating… Difference: calculating…

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Quick Decision

Verdict

Mistral Large 4 has the lower input price; Mistral Large 4 has the lower output price; GPT-6.1 Sol Pro offers the larger context window. For the 1M input plus 500K output sample, Mistral Large 4 is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $1.73 for Mistral Large 4 and $7 for GPT-6.1 Sol Pro.

Best Fit

Choose Mistral Large 4 when you care most about lower input-token price, and lower output-token price.

Choose GPT-6.1 Sol Pro when you care most about larger context window.

Decision Notes
  • On the standard 1M input plus 500K output workload, Mistral Large 4 is estimated at $1.73 vs $7 for GPT-6.1 Sol Pro, saving $5.28 (75.4% lower).
  • Mistral Large 4 is $5.28 cheaper on the standard workload (75.4% lower).
  • Mistral Large 4 is $1.32 cheaper per 1M input tokens (66% lower; 2.94x difference).
  • Mistral Large 4 is $7.91 cheaper per 1M output tokens (79.1% lower; 4.78x difference).
  • GPT-6.1 Sol Pro has 1.42K more context (1x larger).
Head-to-Head Specs
FeatureNewMistral Large 4
(Mistral)		NewGPT-6.1 Sol Pro
(OpenAI)
Input Price
prompt tokens per 1M		$0.68$2
Completion Price
per 1M tokens		$2.09$10
Sample Workload Cost
1M input + 500K output		$1.73$7
Context Window1.05M1.05M
Release Date

Use-Case Decision Matrix

Use caseBetter pickWhy
Budget-constrained productionMistral Large 4On the standard 1M input plus 500K output workload, Mistral Large 4 is estimated at $1.73 vs $7 for GPT-6.1 Sol Pro, saving $5.28 (75.4% lower).
High-volume input processingMistral Large 4Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbotsMistral Large 4Lower output-token price matters most when assistants generate many completion tokens.
RAG or long-document workGPT-6.1 Sol ProA larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

Same-provider lower-cost swaps
  • Mistral Nemo can replace Mistral Large 4 when lower sample workload cost matters most: $0.04.
  • Mistral Small 3 can replace Mistral Large 4 when lower sample workload cost matters most: $0.09.
  • Ministral 3 8B 2512 (batch) can replace Mistral Large 4 when lower sample workload cost matters most: $0.11.
  • Ministral 3 3B 2512 can replace Mistral Large 4 when lower sample workload cost matters most: $0.15.
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Larger context alternatives

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Provider catalogs

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Mistral catalog

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OpenAI catalog

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