openai Vision Reasoning

GPT-5.6 Sol pricing & benchmarks

Released Jul 9, 2026 · served by 2 providers · ranked #3 by intelligence in our index

Input / 1M tokens$5.00
Output / 1M tokens$30.00
Context window1.1M
Cached input$0.500
Intelligence index58.9
Coding index77.4
Agentic index54.0
1M in + 300K out$14.00

What GPT-5.6 Sol is

GPT-5.6 Sol is the flagship model in OpenAI's GPT-5.6 series. It is suited for complex reasoning, coding, and agentic workflows, and is particularly strong at command-line and multi-step coding tasks...

Providers and prices for GPT-5.6 Sol

The same model costs different amounts depending on who serves it. Prices are per 1M tokens, cheapest first. Uptime and throughput are OpenRouter's rolling measurements, not vendor claims.

ProviderInputOutputContext QuantUptime 24hThroughput
Azurecheapest $5.50 $33.00 1.1M 100.0%
OpenAI $10.00 $60.00 1.1M 97.7%

Cheaper models in the same class

Models scoring within 4 points of GPT-5.6 Sol on the Intelligence Index, but with a lower output price.

Compare GPT-5.6 Sol head-to-head

FAQ

How much does the GPT-5.6 Sol API cost?

$5.00 per 1M input tokens and $30.00 per 1M output tokens. A typical workload of 1M input + 300K output tokens costs about $14.00.

Is GPT-5.6 Sol free?

No. It is a paid model starting at $5.00 per 1M input tokens, though some providers offer trial credits.

Which provider is cheapest for GPT-5.6 Sol?

Azure at $5.50 input / $33.00 output per 1M tokens.

Can I self-host GPT-5.6 Sol?

No. GPT-5.6 Sol is closed-weight and only available through hosted APIs.