OpenAI: GPT-5.6 Sol

OpenAI · family gpt-5.6-sol

Identity and capabilities

Status: active
Context window: 1,050,000
Maximum output: 128,000
Image input: Yes
Reasoning: Yes
Tool calling: Yes
First seen: 2026-08-08 09:49:33Z UTC
Last verified: 33 min ago

Known source identifiers: openai-direct: gpt-5.6-sol · openrouter: openai/gpt-5.6-sol · openrouter: openai/gpt-5.6-sol-pro · openrouter: openai/gpt-5.6-sol-pro:batch · openrouter: openai/gpt-5.6-sol:batch

Current offers

OpenRouterAggregator

openai/gpt-5.6-sol · availability available · verified 45 h ago · source official api

Provider limits: context 1,050,000 · maximum output 128,000 · vision Yes · reasoning Yes · tool use Yes

Pricing components as published by the source
Component	Service tier	Context	Price	Unit	As published
Cache write	Standard	Default context	$6.25	per 1M tokens	`0.00000625`
Cached input	Standard	Default context	$0.50	per 1M tokens	`0.0000005`
Input	Standard	Default context	$5.00	per 1M tokens	`0.000005`
Output	Standard	Default context	$30.00	per 1M tokens	`0.00003`

OpenRouterAggregatorPro mode

openai/gpt-5.6-sol-pro · availability available · verified 45 h ago · source official api

Provider limits: context 1,050,000 · maximum output 128,000 · vision Yes · reasoning Yes · tool use Yes

Pricing components as published by the source
Component	Service tier	Context	Price	Unit	As published
Cache write	Standard	Default context	$6.25	per 1M tokens	`0.00000625`
Cached input	Standard	Default context	$0.50	per 1M tokens	`0.0000005`
Input	Standard	Default context	$5.00	per 1M tokens	`0.000005`
Output	Standard	Default context	$30.00	per 1M tokens	`0.00003`

OpenRouterAggregatorPro mode

openai/gpt-5.6-sol-pro:batch · availability available · verified 45 h ago · source official api

Provider limits: context 1,050,000 · maximum output 128,000 · vision Yes · reasoning Yes · tool use Yes

Pricing components as published by the source
Component	Service tier	Context	Price	Unit	As published
Cached input	Standard	Default context	$0.25	per 1M tokens	`0.00000025`
Input	Standard	Default context	$2.50	per 1M tokens	`0.0000025`
Output	Standard	Default context	$15.00	per 1M tokens	`0.000015`

OpenAIAI Developer

gpt-5.6-sol · availability available · verified 45 h ago · source official pricing page

Provider limits: context Unknown · maximum output Unknown · vision Unknown · reasoning Unknown · tool use Unknown

Pricing components as published by the source
Component	Service tier	Context	Price	Unit	As published
Cache write	Batch	Long context	$6.25	per 1M tokens	`$6.25`
Cache write	Batch	Short context	$3.125	per 1M tokens	`$3.125`
Cache write	Fast	Long context	$25.00	per 1M tokens	`$25.00`
Cache write	Fast	Short context	$12.50	per 1M tokens	`$12.50`
Cache write	Flex	Long context	$6.25	per 1M tokens	`$6.25`
Cache write	Flex	Short context	$3.125	per 1M tokens	`$3.125`
Cache write	Standard	Long context	$12.50	per 1M tokens	`$12.50`
Cache write	Standard	Short context	$6.25	per 1M tokens	`$6.25`
Cached input	Batch	Long context	$0.50	per 1M tokens	`$0.50`
Cached input	Batch	Short context	$0.25	per 1M tokens	`$0.25`
Cached input	Fast	Long context	$2.00	per 1M tokens	`$2.00`
Cached input	Fast	Short context	$1.00	per 1M tokens	`$1.00`
Cached input	Flex	Long context	$0.50	per 1M tokens	`$0.50`
Cached input	Flex	Short context	$0.25	per 1M tokens	`$0.25`
Cached input	Standard	Long context	$1.00	per 1M tokens	`$1.00`
Cached input	Standard	Short context	$0.50	per 1M tokens	`$0.50`
Input	Batch	Long context	$5.00	per 1M tokens	`$5.00`
Input	Batch	Short context	$2.50	per 1M tokens	`$2.50`
Input	Fast	Long context	$20.00	per 1M tokens	`$20.00`
Input	Fast	Short context	$10.00	per 1M tokens	`$10.00`
Input	Flex	Long context	$5.00	per 1M tokens	`$5.00`
Input	Flex	Short context	$2.50	per 1M tokens	`$2.50`
Input	Standard	Long context	$10.00	per 1M tokens	`$10.00`
Input	Standard	Short context	$5.00	per 1M tokens	`$5.00`
Output	Batch	Long context	$22.50	per 1M tokens	`$22.50`
Output	Batch	Short context	$15.00	per 1M tokens	`$15.00`
Output	Fast	Long context	$90.00	per 1M tokens	`$90.00`
Output	Fast	Short context	$60.00	per 1M tokens	`$60.00`
Output	Flex	Long context	$22.50	per 1M tokens	`$22.50`
Output	Flex	Short context	$15.00	per 1M tokens	`$15.00`
Output	Standard	Long context	$45.00	per 1M tokens	`$45.00`
Output	Standard	Short context	$30.00	per 1M tokens	`$30.00`

Active promotions

No officially confirmed promotion applies to this model.