GPT-5.6 Terra

Available

GPT-5.6 Terra is a balanced model in OpenAI's GPT-5.6 series, positioned between the flagship Sol tier and the cost-efficient Luna tier. It is suited for everyday coding, reasoning, and agentic...

Context
1.1M tokens
Max output
128K tokens
Input / 1M tokens
$2.00per 1M tokens
Output / 1M tokens
$12.00per 1M tokens
Listed since
Jul 9, 2026

Prices and model data from OpenRouter

Where it's availableProviders · 1

ProviderInput / 1M tokensOutput / 1M tokensStatus
OpenRouter$2.00$12.00Available

Published benchmark results

From independent leaderboards, each credited to its publisher.