Everyday work · Solve problems or code · Use current information or tools
Family limitations
Closed weights and provider-controlled deployment.
Published ranking signals
3 · User preference · Intelligence index · Objective tasks
Verify the exact version before choosing: capabilities, price, context limits, latency, tools, and regional availability can differ by provider access path.
Model family
Family-level guidance
The following summary describes the broader model family from official positioning. It is not a measured result for this exact version.
GS
Model family: GPT
GPT
A broad proprietary model family with a mature API and tool ecosystem.
Everyday workSolve problems or codeUse current information or toolsRead, analyze, or writeWork with images or audio
Covers general, coding, vision, and tool-based workflows. Straightforward managed API with extensive developer tooling.
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Family limitations
Closed weights and provider-controlled deployment. Cost, latency, and limits vary by exact model and service tier.
Verify the exact version before choosing: capabilities, price, context limits, latency, tools, and regional availability can differ by provider access path.
Provider documentation and OpenGPT catalog classification are labeled separately.
Version differences
Compare two catalog model IDs from one model family. Provider IDs, sources and published ranking signals are shown; OpenGPT catalog classification is labeled separately.
GPT-5.6 Sol / GPT-5.6 Terra
Version differences
GPT-5.6 Sol
GPT-5.6 Terra
Official model ID
gpt-5.6-sol
gpt-5.6-terra
Directory status
Stable
Stable
OpenGPT catalog role
Flagship
Balanced
Current public ranking signals
User preference 11 · 1485 · Intelligence index 2 · 59 · Objective tasks 1 · 82.4
Intelligence index 6 · 55 · Objective tasks 4 · 79.8 · Cost per success 6 · $0.208
OpenGPTEvidence-based model decisions