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gpt-5.6-sol (OpenAI)

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Identity and capabilities

Status
Current
Local execution
Not verified
Context window
1,050,000
Maximum output
128,000
Image input
Yes
Reasoning
Yes
Tool calling
Yes
Release date
First seen
2026-08-29 19:40:01Z UTC
Last verified

Current offers - prices in USD · per 1M tokens

OpenRouterOpenAI
Standard · Input ≤ 272,000 tokens
Cached input
$0.2
$0.4
Input
$2
$4
Output
$10
$20
Cache write
$2.5
$5
Standard · Base contextPro mode · gpt-5.6-sol-pro:batch
Cached input
$0.1
—
Input
$1
—
Output
$5
—
Cache write
$1.25
—
Standard · Input > 272,000 tokens
Cached input
$0.4
$0.8
Input
$4
$8
Output
$15
$30
Cache write
$5
$10
Batch / Flex · Input ≤ 272,000 tokensBatch onlyPro mode · gpt-5.6-sol-pro:batch · batch
Cached input
$0.1
$0.2
Input
$1
$2
Output
$5
$10
Cache write
$1.25
$2.5
Batch / Flex · Input > 272,000 tokensBatch onlyPro mode · gpt-5.6-sol-pro:batch · batch
Cached input
$0.2
$0.4
Input
$2
$4
Output
$7.5
$15
Cache write
$2.5
$5
Fast · Input ≤ 272,000 tokens
Cached input—
$0.8
Input—
$8
Output—
$40
Cache write—
$10
Fast · Input > 272,000 tokens
Cached input—
$1.6
Input—
$16
Output—
$60
Cache write—
$20

Active promotions

  • 50% off openai/gpt-5.6-sol

    OpenRouter · officially stated 50%

    Official source

  • 50% off openai/gpt-5.6-sol:batch

    OpenRouter · officially stated 50%

    Official source

  • 50% off openai/gpt-5.6-sol-pro:batch

    OpenRouter · officially stated 50%

    Official source

Recent price changes

  • Pricing structure changed
    • Input: $4.00 No longer listed
    • Output: $20.00 No longer listed
    OpenAIgpt-5.6-sol
  • Pricing structure changed
    • Cache write (>272000 to unbounded input tokens, batch, long context): $2.5
    • Cache write (0 to <=272000 input tokens, batch, short context): $1.25
    OpenRouteropenai/gpt-5.6-sol:batch
  • Pricing structure changed
    • Input: $2.00 No longer listed
    • Output: $10.00 No longer listed
    OpenRouteropenai/gpt-5.6-sol
  • Pricing structure changed
    • Cache write (>272000 to unbounded input tokens, batch, long context): $2.5
    • Cache write (0 to <=272000 input tokens, batch, short context): $1.25
    OpenRouteropenai/gpt-5.6-sol-pro:batch
  • Pricing structure changed
    • Input: $2.00 No longer listed
    • Output: $10.00 No longer listed
    OpenRouteropenai/gpt-5.6-sol-pro