GPT-5 nano vs GPT-6 Sol

Best cell per row highlighted. Null means undisclosed — never counted as zero.

OpenAI
GPT-5 nanodeprecated
6.4
AI Panel
OpenAI
GPT-6 SolGA
9.0
AI Panel

Identity & lifecycle

ProviderOpenAIOpenAI
Family / tierGPT-5 · nanoGPT-6 · Pro
StatusdeprecatedGA
Released2025-08-072026-09-22
Knowledge cutoff2024-052026-04

Architecture & context

Context window400K1.1M
Max output tokens128K128K
Input modalitiestext, imagetext, image
Reasoning modeoptionaloptional
Open weightsNoNo

Pricing (per Mtok)

Input$0.05$2
Output$0.4$10
Cached input$0.005$0.2
Batch input$0.025$1
Free tierNoNo

Speed

Output speed (tok/s)220—
Time to first token (s)0.4—
Latency tierfastmedium

Trust & deployment

Trains on inputsNoNo
LicenseProprietaryProprietary
CloudsAzure OpenAI, Azure AI FoundryAzure OpenAI, Azure AI Foundry, Bedrock
ComplianceSOC2, GDPR, CCPA, HIPAASOC2, ISO27001, GDPR, CCPA, HIPAA

AI Panel scoring

Unified score6.49
Decision Maker68
Domain Strategist67.5
Finance Lead98.8
Domain Practitioner69
Power User68.2
Skeptic67.4
Value score99

Benchmarks

GPQA Diamond—94.3
Humanity's Last Exam—47.9
LMArena Elo13371457
LMArena Coding Elo13841520
Artificial Analysis Index—48

Scores link to their sources. Missing cells mean the vendor hasn't disclosed a result — honesty over padding.