The Orchestrator › Models › OpenAI

OpenAI: GPT-5.6 Terra Pro

GPT-5.6 Terra Pro is the same underlying model as GPT-5.6 Terra, served with reasoning.mode set to pro for higher-quality responses on complex tasks. Cost note: pro mode spends far more...

Specifications

ProviderOpenAI
Model IDopenai/gpt-5.6-terra-pro
Context window1.1M tokens (1,050,000)
Modalitiestext + image + file → text
TokenizerGPT
Router sourcesOpenRouter
Released2026-07-09
Tracked since2026-11-14
PopularityNot in the ranked set
ReasoningOn by default

Pricing (per million tokens)

VariantSourceAPI IDInputOutputContext
standardOpenRouteropenai/gpt-5.6-terra-pro$2.00$12.001.1M
batchOpenRouteropenai/gpt-5.6-terra-pro:batch$1.00$6.001.1M

Recorded price history

DateInput / 1MOutput / 1MContext
2026-11-14$2.00$12.001.1M

Capabilities

Vision (image input)File inputAgentic tool useStructured outputsReasoning mode1M+ context windowControllable reasoning

Supported parameters

include_reasoning, max_completion_tokens, max_tokens, reasoning, reasoning_effort, response_format, seed, structured_outputs, tool_choice, tools, verbosity