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Claude Opus 5 (medium) vs GPT-6 Astra (max)

GPT-6 Astra (max) leads on average score with 9.9 vs 9.4. Claude Opus 5 (medium) has the lower benchmark cost at $2.870 vs $5.044. Claude Opus 5 (medium) is faster at 13.24s vs 61.63s, with pass rates of 84.1% vs 95.7%.

Last updated at: 2026-10-19

Compared models

Rank
#28
Total Output Tokens
43,450
Response Time (avg)
13.24s
Total Cost
$2.870
Rank
#5
Total Output Tokens
64,616
Response Time (avg)
61.63s
Total Cost
$5.044
Recommended model Claude Opus 5 (medium)

Its score stays close to the best score here (9.4 vs 9.9), while costing about 1.8x less than GPT-6 Astra (max).

Detailed comparison

Metric Claude Opus 5 Claude Opus 5 medium Release: 2026-07-25 GPT-6 Astra GPT-6 Astra max Release: 2026-09-04
Score 9.4 9.9
Rank #28 #5
Reliability 10.0 9.6
Consistency 9.6 10.0
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 84.1% 95.7%
Flaky tests 1 0
Total Runs 69 69
Cost per result 15.102 22.923
Total Cost $2.870 $5.044
Input Price $5.000 / 1M $10.000 / 1M
Output Price $25.000 / 1M $50.000 / 1M
Cache Read Price $0.500 / 1M $1.000 / 1M
Cache Write Price $6.250 / 1M $12.500 / 1M
Total Input Tokens 356,605 181,223
Output Tokens 26,715 5,707
Reasoning Tokens 17,041 58,909
Response Time (avg) 13.24s 61.63s
Response Time (max) 78.80s 960.01s
Response Time (total) 304.46s 1417.51s
Parameters ~5T total (~500B active) ~2T total (~150B active)
Availability Closed Closed

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Model generation showcase

Hamster playing table tennis

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

#28 Claude Opus 5

medium
Cost
$0.125
Time
69.3s
Tokens
5,134 tok

#5 GPT-6 Astra

max
Reached the allocated time limit (600 seconds) without receiving showcase output.
Cost
$0.000
Time
600.0s
Tokens
0 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 5 10.0 10.0 100.0% 0 9.56s 10,590 5,224 1,162
GPT-6 Astra 10.0 10.0 100.0% 0 14.64s 7,302 395 8,298

Quick Compare

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