💰 Unit Cost Winner Mistral Large 2 (2411) $2.00/1M in · $6.00/1M out
⚡ Latency & Speed Winner Mistral Large 2 (2411) 380ms TTFT · 75 tok/s
💻 Coding (SWE) Winner GPT-6 Astra 75.7% SWE-bench · 96.8% HumanEval
🧠 STEM Reasoning Winner GPT-6 Astra 96% GPQA · 98% MATH-500

Which model is better: GPT-6 Astra or Mistral Large 2 (2411)?

Mistral Large 2 (2411) is 80.0% cheaper for input tokens ($2.00 vs. $10.00 per 1M tokens) and $6.00 vs. $50.00 for output tokens (5.0x cost advantage). In terms of operational performance, Mistral Large 2 (2411) delivers lower response latency at 380ms TTFT (360ms faster than GPT-6 Astra) with 75 vs. 74 tok/s throughput. GPT-6 Astra leads coding evaluations at 75.7% SWE-bench Verified vs. 45.2% for Mistral Large 2 (2411) and 96.0% vs. 54.2% on GPQA Diamond.
Verified daily via automated API latency tests and official documentation.

Verified Performance & Unit Economics Delta (12 Dimensions)

Daily synchronized metrics across token pricing, prompt cache economics, latency, throughput, and 5 capability benchmarks.

Metric / Dimension GPT-6 Astra Mistral Large 2 (2411) Net Delta / Advantage
Input Cost / 1M Tokens $10.00 $2.00 Mistral Large 2 (2411) is 5.0x cheaper
Output Cost / 1M Tokens $50.00 $6.00 Mistral Large 2 (2411) (88.0% lower)
Prompt Cache Read / 1M $1.000 $0.200 Mistral Large 2 (2411) is 5.0x cheaper
Prompt Cache Write / 1M $12.50 $2.00 Mistral Large 2 (2411) is 6.3x cheaper
Context Window (Max Output) 1,075k (128k out) 131k (8k out) GPT-6 Astra (8.2x larger context)
Avg TTFT Response Latency 740ms 380ms Mistral Large 2 (2411) (360ms faster)
Generation Speed (Throughput) 74 tok/s 75 tok/s Mistral Large 2 (2411) (+1 tok/s faster)
SWE-bench Verified (Coding) 75.7% 45.2% GPT-6 Astra (+30.5% lead)
GPQA Diamond (PhD STEM) 96% 54.2% GPT-6 Astra (+41.8% lead)
MMLU-Pro (Multi-Discipline) 91.2% 74.8% GPT-6 Astra (+16.4% lead)
MATH-500 (Quantitative Logic) 98% 76.5% GPT-6 Astra (+21.5% lead)
Inference Value Score (IVR) 47.6 / 100 50.1 / 100 Mistral Large 2 (2411) (+2.5 pts)

Interactive Monthly Token Economics & ROI Forecaster

Model production workloads across prompt, completion, and cached context tokens, or switch models on the fly.

25.0M Tokens
500K 50M 250M 500M+
5.0M Tokens
100K 25M 75M 150M+
50% Cached
0% (Uncached) 25% 50% (Typical Agent) 95% Max

Estimated Monthly Spend

GPT-6 Astra $387.50

$10.00/1M in · $50.00/1M out

Prompt Cache: $1.000/1M read · $12.50/1M write

Mistral Large 2 (2411) $57.50

$2.00/1M in · $6.00/1M out

Prompt Cache: $0.200/1M read · $2.00/1M write

Projected Monthly Cost Reduction
$330.00 / mo
(85.2% lower cost with Mistral Large 2 (2411))
Open Full Matchup Analysis →
A

When to Choose GPT-6 Astra

Choose GPT-6 Astra (OpenAI) for high-autonomy flagship reasoning model engineered for end-to-end computer and browser use, advanced scientific research, and complex multi-turn software engineering — offering a 1,075k context window, 740ms TTFT, and $10.00/1M input pricing ($1.000/1M cached reads).

B

When to Choose Mistral Large 2 (2411)

Choose Mistral Large 2 (2411) (Mistral AI) for sovereign enterprise multilingual flagship tuned for reasoning, strict JSON schemas, and European regulatory compliance — offering a 131k context window, 380ms TTFT, and $2.00/1M input pricing ($0.200/1M cached reads).

Related Questions & Decision Factors

Which is cheaper: GPT-6 Astra or Mistral Large 2 (2411)?

Mistral Large 2 (2411) is cheaper at $2.00/1M input tokens ($6.00/1M output) compared to $10.00/1M input ($50.00/1M output) for GPT-6 Astra.

Which model has lower TTFT latency and higher tok/s throughput: GPT-6 Astra or Mistral Large 2 (2411)?

Mistral Large 2 (2411) delivers faster first-token latency at 380ms TTFT (75 tok/s throughput) compared to 740ms TTFT (74 tok/s) for GPT-6 Astra.

How do GPT-6 Astra and Mistral Large 2 (2411) compare on SWE-bench coding and GPQA Diamond reasoning?

On SWE-bench Verified software engineering, GPT-6 Astra scores 75.7% versus 45.2% for Mistral Large 2 (2411). On GPQA Diamond graduate-level STEM reasoning, GPT-6 Astra scores 96% versus 54.2% for Mistral Large 2 (2411) (and 98% vs 76.5% on MATH-500).

When should you choose GPT-6 Astra?

Choose GPT-6 Astra (OpenAI) for high-autonomy flagship reasoning model engineered for end-to-end computer and browser use, advanced scientific research, and complex multi-turn software engineering — offering a 1,075k context window, 740ms TTFT, and $10.00/1M input pricing ($1.000/1M cached reads).

When should you choose Mistral Large 2 (2411)?

Choose Mistral Large 2 (2411) (Mistral AI) for sovereign enterprise multilingual flagship tuned for reasoning, strict JSON schemas, and European regulatory compliance — offering a 131k context window, 380ms TTFT, and $2.00/1M input pricing ($0.200/1M cached reads).

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