openai
POST /v1/chat/completionsGPT-5.6 Terra Pro
gpt-5.6-terra-proGPT-5.6 Terra Pro is the enhanced version of the Terra series, designed for high-quality output across complex tasks. It is suitable for advanced Q&A, in-depth content creation, business analysis, coding assistance, and multi-step reasoning. Compared with the standard version, Terra Pro is better suited for scenarios that require stronger reliability, more complete reasoning, and better instruction following. It can be a good fit for professional writing, complex information synthesis, knowledge-based assistants, automation agents, and enterprise-grade AI applications.
Total Context
1.1Mtokens
Max Output
128Ktokens
Released
Jul 9, 2026
Modalities
GPT-5.6 Terra Pro Price
| Token Tier | Input Price | Output Price | Cache Read | Cache Create 5m |
|---|---|---|---|---|
| <=272K | $2.5/M | $15/M | $0.275/M | $3.125/M |
| >272K | $5/M | $22.5/M | $0.5/M | $6.25/M |
GPT-5.6 Terra Pro API
GPT-5.6 Terra Pro Benchmark
45.6
/100
Artificial Analysis Intelligence Index
Artificial Analysis broad capability aggregate
Index score
64.7
/100
Artificial Analysis Coding Index
Artificial Analysis software task aggregate
Index score
Knowledge & Reasoning
GPQA
Advanced science problem solving
87.2%
HLE
Broad expert-level exam set
31.6%
Coding & Engineering
SciCode
Scientific coding challenges
49.7%
Instruction Following & Agent Tasks
IFBench
Prompt constraint adherence
62.2%
AA-LCR
Long-context reasoning
68%
τ²-Bench
Agent workflow tasks
72.8%
Metrics sourced from Artificial Analysis
GPT-5.6 Terra Pro Article
GPT-5.6 Terra Pro FAQs
Common questions about using GPT-5.6 Terra Pro on TokenHub.
What is GPT-5.6 Terra Pro?+
GPT-5.6 Terra Pro is a GPT-5.6 Terra-series model exposed through TokenHub. It is intended for users who need a general AI model for chat, reasoning, writing and API-based workflows.
What is GPT-5.6 Terra Pro best for?+
It is suitable for conversational assistants, content drafting, summarization, structured data extraction, code help and multi-step task automation.
What are the strengths of GPT-5.6 Terra Pro?+
Its strengths are general-purpose task coverage, clear instruction following and flexible integration through TokenHub. The Pro version is generally a better fit when you want higher-quality outputs and can accept potentially higher cost or latency.
What limitations or tradeoffs should I consider with GPT-5.6 Terra Pro?+
As with any AI model, review important outputs for accuracy, test prompts with your own data and compare latency, cost and quality against alternatives before production use.
How do I use GPT-5.6 Terra Pro through the TokenHub API?+
Select "GPT-5.6 Terra Pro" as the model in your TokenHub request, use your account endpoint and credentials, and set parameters such as temperature, max tokens and streaming according to your application needs.
How should I choose between GPT-5.6 Terra Pro and related GPT-5.6 models?+
Start with a small evaluation set that reflects your real tasks. Choose the model that gives the best balance of answer quality, reliability, latency and cost for your workload.