Model specification · OpenAI

GPT-6 Sol

openai/gpt-6-sol

GPT-6 Sol is the cost-efficient high-end model in OpenAI's GPT-6 series, positioned below the flagship GPT-6 Astra and above the fast GPT-6 Luna tier. It is suited for demanding professional...

SpecificationsReported values
Context window
1.1M
Maximum output
128K
Architecture
text+image+file->text
Tokenizer
GPT
Knowledge cutoff
—
Moderated
Yes
Input modalities
fileimagetext
Output modalities
text
Full pricingUSD where reported
PriceStandard
Input$2.00 / M
Output$10.00 / M
Benchmark indexesReported indexes
Intelligence
47.6
Coding
—
Agentic
—
Design Arena Elo
—
Example workload costsStandard pricing only
WorkloadInput / outputCache shareEstimated cost
Quick check10K / 1K × 10%$0.030
Long analysis100K / 4K × 150%$0.150
Workday20K / 2K × 1,00030%$49.20
More from OpenAIAll OpenAI models
ModelContextInput / MOutput / MIntel.
GPT-6 Astra1.1M$10.00$50.0052.7
GPT-6.1 Sol1.1M$2.00$10.0051.8
GPT-5.6 Sol1.1M$2.00$10.0047
GPT-5.6 Terra1.1M$2.00$12.0042.1
GPT-5.51.1M$5.00$30.0038.4
GPT-6 Luna1.1M$0.100$0.50038.1
GPT-5.6 Luna1.1M$0.200$1.2037.3
GPT-5.4 Mini400K$0.750$4.5024.1
GPT-5.4 Nano400K$0.200$1.2520.7
GPT-5 Mini400K$0.250$2.0016.8
gpt-oss-120b131K$0.037$0.17011.6
o3 Mini High200K$1.10$4.4011