OpenAIgpt-5.6-sol

OpenAI: GPT-5.6 Sol API Pricing

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 tas...

Base Input Price$4.40/ 1M tokens

Base Output Price$22.00/ 1M tokens

Prompt Cache Read$0.440-90% discount

Batch API Rate-54.55%24h async offload

Inference Hosts & Aggregator Providers

Compare rates and latency across direct APIs, OpenRouter, and hyperscale cloud providers

Live verified rates

Provider Name	Input / 1M	Output / 1M	Prompt Caching	Access Endpoint
OpenAI Direct	$4.40	$22.00	Supported	Connect
OpenRouter	$4.40	$22.00	Supported	Connect

Head-to-Head Comparisons for OpenAI: GPT-5.6 Sol

OpenAI: GPT-5.6 Sol vs OpenAI: GPT-6.1 Sol$4.4/M vs $2/M

OpenAI: GPT-5.6 Sol vs GPT-4o (Omni)$4.4/M vs $2.5/M

OpenAI: GPT-5.6 Sol vs Claude 3.5 Sonnet$4.4/M vs $3/M

OpenAI: GPT-5.6 Sol vs DeepSeek-V3 (deepseek-chat)$4.4/M vs $0.27/M