GPT-6 Astra vs GPT-6 Sol

Change models
GPT-6 SolOpenAI
IndexAll categories, out of 100.
78.0 ±1.9 best
72.8 ±2.2
GapIndex points below the top.
Top
−5.2
CoverageIndex weight that has results.
100%
100%
SpeedOutput tokens per second.
34/s
61/s best
EloLMArena rating and rank.
1440 best
1397
ReleasedMonth of release.
2026-09
2026-09
Input / 1MUS dollars per 1M input tokens.
$10.00
$2.00 best
Output / 1MUS dollars per 1M output tokens.
$50.00
$10.00 best
Batch output / 1MBatch price per 1M output tokens.
$25.00
$5.00 best
1K chats2K tokens in, 500 out, each.
$45.00
$9.00 best
1K documents20K tokens in, 1K out, each.
$250.00
$50.00 best
1K agent tasks200K tokens in, 20K out, each.
$3,000.00
$600.00 best
ContextMaximum tokens in one request.
1.05M
1.05M
AgenticMulti-step tasks with tools.
74.6 best
68.6
CodingCode writing and repair.
76.9 best
73.9
ReasoningLogic problems and puzzles.
83.8 best
76.1
MultimodalTasks with images and text.
71.2 best
70.1
KnowledgeFacts and expert knowledge.
78.5 best
71.9
MultilingualTasks in many languages.
73.6 best
65.5
InstructionTasks with strict prompt rules.
79.5 best
65.3
MathMath problems.
78.0 best
75.8

Benchmarks

92 shared
Only GPT-6 Astra: 46Only GPT-6 Sol: 2
GPT-6 Astra
GPT-6 Sol
54.7% best8 / 222
47.9%18 / 222
80.7%37 / 217
83.7% best10 / 217
95.8% best3 / 217
94.3%10 / 217
31.7% best4 / 214
30.9%8 / 214
EuroEval PolishMultilingual
67.4% best2 / 209
62.4%14 / 209
100.0%1 / 200
100.0%1 / 200
EuroEval SwedishMultilingual
77.6% best1 / 195
71.3%6 / 195
EuroEval GermanMultilingual
68.0% best1 / 191
63.1%6 / 191
74.7% best2 / 182
70.1%6 / 182
EuroEval FrenchMultilingual
76.3% best2 / 178
70.4%9 / 178
EuroEval SpanishMultilingual
70.0% best1 / 176
65.6%7 / 176
EuroEval DutchMultilingual
74.7% best1 / 175
67.5%7 / 175
EuroEval ItalianMultilingual
77.8% best2 / 174
69.9%8 / 174
61.6% best6 / 164
54.5%13 / 164
53.7% best25 / 133
50.4%27 / 133
95.0% best1 / 131
89.6%10 / 131
97.5% best5 / 126
95.5%17 / 126
89.6% best8 / 123
87.8%12 / 123
97.5% best5 / 122
90.0%17 / 122
97.8%14 / 116
97.8%14 / 116