Navigate
AD
Track all your projects in one dashboard. Get 📊stats, 🔥heatmaps and 👀recordings in one self-hosted dashboard.
uxwizz.com

Claude Opus 4.8 (medium) vs Grok 4.5 (high)

The average score is effectively tied at 8.3 vs 8.2. Grok 4.5 (high) has the lower benchmark cost at $2.687 vs $3.490. Claude Opus 4.8 (medium) is faster at 16.72s vs 72.50s, with pass rates of 82.6% vs 82.6%.

Last updated at: 2026-10-13

Compared models

Rank
#89
Total Output Tokens
67,522
Response Time (avg)
16.72s
Total Cost
$3.490
Rank
#93
Total Output Tokens
333,632
Response Time (avg)
72.50s
Total Cost
$2.687
Recommended model Claude Opus 4.8 (medium)

It has the best score here (8.3), while responding about 4.3x faster than Grok 4.5 (high).

Detailed comparison

Metric Claude Opus 4.8 Claude Opus 4.8 medium Release: 2026-05-28 Grok 4.5 Grok 4.5 high Release: 2026-07-08
Score 8.3 8.2
Rank #89 #93
Reliability 10.0 10.0
Consistency 9.0 8.9
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 82.6% 82.6%
Flaky tests 3 3
Total Runs 69 69
Cost per result 20.527 15.123
Total Cost $3.490 $2.687
Input Price $5.000 / 1M $2.000 / 1M
Output Price $25.000 / 1M $6.000 / 1M
Cache Read Price $0.500 / 1M $0.300 / 1M
Cache Write Price $6.250 / 1M N/A
Total Input Tokens 360,294 342,124
Output Tokens 43,441 7,135
Reasoning Tokens 24,401 326,497
Response Time (avg) 16.72s 72.50s
Response Time (max) 99.37s 676.83s
Response Time (total) 384.66s 1667.51s
Parameters ~5T total (~500B active) ~1.7T total (~170B 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.

#89 Claude Opus 4.8

medium
Cost
$0.057
Time
23.1s
Tokens
2,412 tok

#93 SpaceXAI: Grok 4.5

high
Cost
$0.015
Time
29.7s
Tokens
2,737 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 4.8 10.0 10.0 100.0% 0 15.33s 10,590 9,945 1,381
Grok 4.5 10.0 10.0 100.0% 0 155.16s 9,579 357 100,752

Switch Comparison Pair