GPT-5.6 Sol

OpenAI · gpt-5.6-sol

GPT-5.6 Sol from OpenAI: $4 per million input tokens, $20 per million output tokens, $0.4 per million cached input tokens.

Prices in US dollars per million units
Rate	Price	Applies
Input	$4 per 1M input tokens	Ordinary
Cached input	$0.4 per 1M cached input tokens	Ordinary
Cache write	$5 per 1M cache write tokens	Ordinary
Output	$20 per 1M output tokens	Ordinary
Input	$4.4 per 1M input tokens	eu
Input	$4.4 per 1M input tokens	us
Input	$2 per 1M input tokens	BATCH tier
Input	$2.2 per 1M input tokens	BATCH tier, eu
Input	$2.2 per 1M input tokens	BATCH tier, us
Input	$2 per 1M input tokens	FLEX tier
Input	$2.2 per 1M input tokens	FLEX tier, eu
Input	$2.2 per 1M input tokens	FLEX tier, us
Input	$8.8 per 1M input tokens	PRIORITY tier, eu
Input	$8 per 1M input tokens	PRIORITY tier
Input	$8.8 per 1M input tokens	PRIORITY tier, us
Input	$8 per 1M input tokens	prompts over 272,000 tokens
Input	$8.8 per 1M input tokens	prompts over 272,000 tokens, eu
Input	$8.8 per 1M input tokens	prompts over 272,000 tokens, us
Input	$4 per 1M input tokens	BATCH tier, prompts over 272,000 tokens
Input	$4.4 per 1M input tokens	BATCH tier, prompts over 272,000 tokens, eu
Input	$4.4 per 1M input tokens	BATCH tier, prompts over 272,000 tokens, us
Input	$4 per 1M input tokens	FLEX tier, prompts over 272,000 tokens
Input	$4.4 per 1M input tokens	FLEX tier, prompts over 272,000 tokens, eu
Input	$4.4 per 1M input tokens	FLEX tier, prompts over 272,000 tokens, us
Input	$16 per 1M input tokens	PRIORITY tier, prompts over 272,000 tokens
Input	$17.6 per 1M input tokens	PRIORITY tier, prompts over 272,000 tokens, eu
Input	$17.6 per 1M input tokens	PRIORITY tier, prompts over 272,000 tokens, us
Cached input	$0.44 per 1M cached input tokens	us
Cached input	$0.44 per 1M cached input tokens	eu
Cached input	$0.2 per 1M cached input tokens	BATCH tier
Cached input	$0.22 per 1M cached input tokens	BATCH tier, eu
Cached input	$0.22 per 1M cached input tokens	BATCH tier, us
Cached input	$0.22 per 1M cached input tokens	FLEX tier, us
Cached input	$0.22 per 1M cached input tokens	FLEX tier, eu
Cached input	$0.2 per 1M cached input tokens	FLEX tier
Cached input	$0.8 per 1M cached input tokens	PRIORITY tier
Cached input	$0.88 per 1M cached input tokens	PRIORITY tier, us
Cached input	$0.88 per 1M cached input tokens	PRIORITY tier, eu
Cached input	$0.8 per 1M cached input tokens	prompts over 272,000 tokens
Cached input	$0.88 per 1M cached input tokens	prompts over 272,000 tokens, us
Cached input	$0.88 per 1M cached input tokens	prompts over 272,000 tokens, eu
Cached input	$0.44 per 1M cached input tokens	BATCH tier, prompts over 272,000 tokens, us
Cached input	$0.44 per 1M cached input tokens	BATCH tier, prompts over 272,000 tokens, eu
Cached input	$0.4 per 1M cached input tokens	BATCH tier, prompts over 272,000 tokens
Cached input	$0.44 per 1M cached input tokens	FLEX tier, prompts over 272,000 tokens, eu
Cached input	$0.4 per 1M cached input tokens	FLEX tier, prompts over 272,000 tokens
Cached input	$0.44 per 1M cached input tokens	FLEX tier, prompts over 272,000 tokens, us
Cached input	$1.76 per 1M cached input tokens	PRIORITY tier, prompts over 272,000 tokens, us
Cached input	$1.76 per 1M cached input tokens	PRIORITY tier, prompts over 272,000 tokens, eu
Cached input	$1.6 per 1M cached input tokens	PRIORITY tier, prompts over 272,000 tokens
Cache write	$5.5 per 1M cache write tokens	eu
Cache write	$5.5 per 1M cache write tokens	us
Cache write	$2.5 per 1M cache write tokens	BATCH tier
Cache write	$2.75 per 1M cache write tokens	BATCH tier, eu
Cache write	$2.75 per 1M cache write tokens	BATCH tier, us
Cache write	$11 per 1M cache write tokens	prompts over 272,000 tokens, us
Cache write	$11 per 1M cache write tokens	prompts over 272,000 tokens, eu
Cache write	$10 per 1M cache write tokens	prompts over 272,000 tokens
Output	$22 per 1M output tokens	eu
Output	$22 per 1M output tokens	us
Output	$10 per 1M output tokens	BATCH tier
Output	$11 per 1M output tokens	BATCH tier, eu
Output	$11 per 1M output tokens	BATCH tier, us
Output	$11 per 1M output tokens	FLEX tier, eu
Output	$10 per 1M output tokens	FLEX tier
Output	$11 per 1M output tokens	FLEX tier, us
Output	$44 per 1M output tokens	PRIORITY tier, us
Output	$44 per 1M output tokens	PRIORITY tier, eu
Output	$40 per 1M output tokens	PRIORITY tier
Output	$33 per 1M output tokens	prompts over 272,000 tokens, eu
Output	$33 per 1M output tokens	prompts over 272,000 tokens, us
Output	$30 per 1M output tokens	prompts over 272,000 tokens
Output	$16.5 per 1M output tokens	BATCH tier, prompts over 272,000 tokens, us
Output	$16.5 per 1M output tokens	BATCH tier, prompts over 272,000 tokens, eu
Output	$15 per 1M output tokens	BATCH tier, prompts over 272,000 tokens
Output	$16.5 per 1M output tokens	FLEX tier, prompts over 272,000 tokens, us
Output	$16.5 per 1M output tokens	FLEX tier, prompts over 272,000 tokens, eu
Output	$15 per 1M output tokens	FLEX tier, prompts over 272,000 tokens
Output	$60 per 1M output tokens	PRIORITY tier, prompts over 272,000 tokens
Output	$66 per 1M output tokens	PRIORITY tier, prompts over 272,000 tokens, eu
Output	$66 per 1M output tokens	PRIORITY tier, prompts over 272,000 tokens, us

Released: 9 Jul 2026
Most input tokens: 922,000
Most output tokens: 128,000