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Google: Gemini 4 Argon vs Mistral: Mistral Medium 3.5

Mistral: Mistral Medium 3.5 is 1.3× cheaper for the sample workload; Google: Gemini 4 Argon has the larger context window.

MetricGoogle: Gemini 4 ArgonMistral: Mistral Medium 3.5
Model IDgoogle/gemini-4-argonmistralai/mistral-medium-3-5
Prompt price$2.00 / 1M tokens$1.50 / 1M tokens
Completion price$10.00 / 1M tokens$7.50 / 1M tokens
Context1,048,576 tokens262,144 tokens
Tool calling✓✓
Structured outputs✓✓
Reasoning✓✓
Response format✓✓
Web search––
Input modalitiesaudio, file, image, text, videotext, image, file
Output modalitiestexttext
Added2026-10-132026-04-30

Sample workload

Chat app: 1,000 prompt + 500 completion tokens × 100 requests per day.

CostGoogle: Gemini 4 ArgonMistral: Mistral Medium 3.5
Per day$0.70$0.53
Per 30 days$21.00$15.75

Difference: $0.18 per day and $5.25 per 30 days.

Data updated 2026-10-30