DeepSeek Reasoner 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
DeepSeek Reasoner
GPT-6 Astra
Intelligence
—
52.7
Coding
—
76.9
Math
—
—
Context window
1,000,000
1,050,000
Output price
$0.28/1M
$50/1M
Input price
$0.14/1M
$10/1M
Speed (t/s)
—
63
Knowledge cutoff
2025-09
2026-04-30
Open weights
Yes
No
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