Navigate
AI BENCHY
Advertise here

GPT-5.2 Chat vs GPT-5.6 Terra (high)

The average score is effectively tied at 7.9 vs 8.0. GPT-5.2 Chat has the lower benchmark cost at $0.594 vs $0.836. GPT-5.2 Chat is faster at 7.73s vs 11.22s, with pass rates of 69.7% vs 68.2%.

Last updated at: 2026-08-29

Rank
#60
Total Output Tokens
29,742
Response Time (avg)
7.73s
Total Cost
$0.594
Rank
#58
Total Output Tokens
56,088
Response Time (avg)
11.22s
Total Cost
$0.836
Recommended model GPT-5.2 Chat

It has the strongest score in this comparison (7.9) and the best overall balance of cost and response time across all 2 models.

Detailed comparison

Metric GPT-5.2 Chat GPT-5.2 Chat none Release: 2025-12-11 GPT-5.6 Terra GPT-5.6 Terra high Release: 2026-07-09
Score 7.9 8.0
Rank #60 #58
Reliability 10.0 10.0
Consistency 8.6 9.3
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 69.7% 68.2%
Flaky tests 4 2
Total Runs 66 66
Cost per result 4.564 7.293
Total Cost $0.594 $0.836
Input Price $1.750 / 1M $2.000 / 1M
Output Price $14.000 / 1M $12.000 / 1M
Total Input Tokens 101,104 81,056
Output Tokens 29,742 5,055
Reasoning Tokens 0 51,033
Response Time (avg) 7.73s 11.22s
Response Time (max) 38.52s 91.49s
Response Time (total) 162.40s 246.77s
Parameters ~400B total (~17B active) ~1T total (~60B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#60 GPT-5.2 Chat

none
Cost
$0.010
Time
15.3s
Tokens
797 tok

#58 GPT-5.6 Terra

high
Cost
$0.055
Time
30.2s
Tokens
3,748 tok

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.2 Chat 8.8 7.8 88.9% 1 9.82s 7,305 6,731 0
GPT-5.6 Terra 7.6 7.2 77.8% 1 9.14s 7,302 370 6,087

Quick Compare

Switch Comparison Pair