GPT-5.6

GPT-5.6: a gpt-sol model from OpenAI, ~1.1M context, knowledge cutoff 2026-02-16

Published
scheduleReleased:July 9, 2026

GPT-5.6 is a gpt-sol model from OpenAI (~1.1M context, input around $4/1M tokens). Suitable for assistants, content generation, knowledge Q&A and business automation

starsCapabilities

visibilityVision understandingcodeFunction callingdata_objectStructured output

paymentsContext and pricing

Context limit1,050,000
Max output128,000
Knowledge cutoff2026-02-16
Input price$4/ 1M tokens
Output price$20/ 1M tokens
Cached input price$0.4/ 1M tokens

descriptionOverview

Overview

GPT-5.6 is provided by OpenAI, model ID gpt-5.6

Key specs

  • Context: 1.1M tokens
  • Max output: 128K tokens
  • Knowledge cutoff: 2026-02-16
  • Input price: $4/1M
  • Output price: $20/1M

Best for

Consider GPT-5.6 when comparing context length, pricing, multimodal support and relay availability

lightbulbUse cases

  • Image and multimodal Q&A
  • Visual content analysis
  • Document and screenshot understanding

thumb_upStrengths

  • Very long context (~1.1M), good for long documents and codebases
  • Supports image and multimodal input
  • High single-response output limit (~128K)

infoLimitations

  • Knowledge cutoff 2026-02-16; newer facts need external retrieval
  • Pricing and availability vary by upstream and relay; verify with official docs and tests

linkReferences

This content is compiled from official documentation and public sources. Always refer to official documentation for final details