Devstral 2 vs GPT-6 Astra
Which is the better AI model in 2026? Here's how they compare.
Capability profile
Artificial Analysis indices (0–100). Missing dimensions show as 0.
Head to head
Devstral 2
GPT-6 Astra
Intelligence
8.6
52.7
Coding
31.3
76.9
Math
36.7
—
Context window
262,144
1,050,000
Output price
$2/1M
$50/1M
Input price
$0.4/1M
$10/1M
Speed (t/s)
0
63
Knowledge cutoff
2025-12
2026-04-30
Open weights
Yes
No
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