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Claude Opus 4.7 (medium) vs GPT-5.6 Terra (high)

Claude Opus 4.7 (medium) leads on average score with 8.7 vs 8.0. GPT-5.6 Terra (high) has the lower benchmark cost at $0.836 vs $1.476. Claude Opus 4.7 (medium) is faster at 7.62s vs 11.22s, with pass rates of 83.3% vs 68.2%.

Last updated at: 2026-08-26

Rank
#30
Total Output Tokens
29,990
Response Time (avg)
7.62s
Total Cost
$1.476
Rank
#58
Total Output Tokens
56,088
Response Time (avg)
11.22s
Total Cost
$0.836
Recommended model Claude Opus 4.7 (medium)

It has the strongest score in this comparison (8.7) and the best overall balance of cost and response time across all 2 models.

Detailed comparison

Metric Claude Opus 4.7 Claude Opus 4.7 medium Release: 2026-04-16 GPT-5.6 Terra GPT-5.6 Terra high Release: 2026-07-09
Score 8.7 8.0
Rank #30 #58
Reliability 10.0 10.0
Consistency 9.6 9.3
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 83.3% 68.2%
Flaky tests 1 2
Total Runs 66 66
Cost per result 8.200 7.293
Total Cost $1.476 $0.836
Input Price $5.000 / 1M $2.000 / 1M
Output Price $25.000 / 1M $12.000 / 1M
Total Input Tokens 145,249 81,056
Output Tokens 24,948 5,055
Reasoning Tokens 5,042 51,033
Response Time (avg) 7.62s 11.22s
Response Time (max) 65.40s 91.49s
Response Time (total) 159.94s 246.77s
Parameters ~5T total (~500B 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.

#30 Claude Opus 4.7

medium
Cost
$0.059
Time
26.8s
Tokens
2,475 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
Claude Opus 4.7 7.6 7.2 77.8% 1 12.96s 10,635 7,629 1,114
GPT-5.6 Terra 7.6 7.2 77.8% 1 9.14s 7,302 370 6,087

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