head-to-head

OpenAI: GPT-5.6 Terra Pro (batch) vs OpenAI: GPT-5.6 Terra (batch)

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-11-07.

The verdict

For a sample job of 1 million input tokens and 250,000 output tokens, both cost $2.50 at current list prices.

Both read up to 1,050,000 tokens at once, roughly 1,575 pages of text.

Across the 20 tasks where they differ, GPT-5.6 Terra (batch) on 20 (SQL Generation, Code Review, Code Completion and others).

Pick GPT-5.6 Terra (batch) if you need the stronger all-round task scores.

Costs use current list prices per million tokens; page counts assume about 0.75 words per token and 500 words per page.

Task	OpenAI: GPT-5.6 Terra Pro (batch)	OpenAI: GPT-5.6 Terra (batch)
SQL Generation	133	172
Code Review	132	168
Code Completion	118	120
Code Refactoring	136	165
Bug Fixing	136	181
Unit Test Generation	124	155
Code Documentation	130	143
Regex Writing	118	136
CI/CD Pipelines	120	145
Frontend Component Design	122	147
Data Analysis	124	171
CSV / Spreadsheet Cleanup	133	154
ETL Scripting	128	155
JSON Extraction	122	139
Bulk Data Labeling	119	125
OCR / Document Parsing	131	147
Table Extraction from PDFs	131	147
Long-Document Summarization	137	160
Short-Form Summarization	114	123
Blog Post Writing	121	140

Scores reflect capability match + benchmark data + pricing for each task. Methodology →