Compare models

Up to four models side by side. The best value in each row is highlighted. Task scores are heuristics, not benchmark results.

Add at least one more model to compare.

Show only differences
Attribute

OpenAI

GPT-5.6 Terra Pro
frontier
Overview
CompanyOpenAI
Version5.6
Tierfrontier
Released2026-07-09
Open weightsNo
Parameters—
StatusActive
Pricing (USD per 1M tokens)
Input$2.00
Output$12.00
Cached input$0.20
Batch input—
Batch output—
Blended (3 in : 1 out)$4.50
Est. cost per token$0.0000045
Capacity
Context window1.05M
Max output128K
Inputsfile, image, text
Features
CachingYes
JSON schemaYes
ReasoningYes
ToolsYes
Task fit (heuristic, 1–5)
coding5 / 5
reasoning5 / 5
math5 / 5
summarization5 / 5
extraction5 / 5
classification5 / 5
chat5 / 5
creative5 / 5
translation5 / 5
vision5 / 5
long context5 / 5
agentic5 / 5

Prices are USD per 1M tokens from vendor price lists. “—” means the vendor does not publish it.