GPT-5.6 Terra (Non-reasoning) — benchmark results

Provider: OpenAI. Released 2026-07-09. Access: API.

Unified ELO 1767 ± 22, rank #179 of 1744 rated models, from 36 benchmark results.

Strongest benchmark results

BenchmarkScoreMetricPercentile
AA Omniscience - Software Engineering (SWE) - JavaScript70Accuracy (%)91.7
UGI - Natural Intelligence52.63NatInt Score91.5
AA Omniscience - Software Engineering (SWE) - Python64Accuracy (%)91.1
AA Omniscience - Software Engineering (SWE) - Kotlin58Accuracy (%)91
AA Omniscience - Software Engineering (SWE) - R52Accuracy (%)91
AA Omniscience - Software Engineering (SWE) - TypeScript66.67Accuracy (%)90.9
AA Omniscience - Software Engineering (SWE) - HTML68Accuracy (%)90.8
AA Omniscience - Software Engineering (SWE) - Go58Accuracy (%)90
AA Omniscience - Software Engineering (SWE)60.1Accuracy (%)89.3
AA Omniscience - Software Engineering (SWE) - Julia44Accuracy (%)88.7
AA Omniscience - Software Engineering (SWE) - C71Accuracy (%)88.4
UGI - Writing48.2Writing Score88.1

Interactive version: aibenchmarks.dev/model?slug=gpt-5-6-terra-non-reasoning · How the rankings work · Data refreshed daily, snapshot 2026-07-10.