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xAI

Grok 4.5

Comprehensive benchmark performance across 11 evaluation categories

Composite Score

0.0/100

Rank

#4

Token Benchmark

10.7

Lower burn, higher score

Total Tokens

2.5M

~83.1k/test

Category Radar

The full radar chart is shown on wider screens. On mobile, the category breakdown below provides the same values in a readable stacked layout.

Historical Composite Score

Category Breakdown

3 tests1.0x weight
3 tests1.0x weight
92.7
3 tests1.0x weight
3 tests1.0x weight
3 tests1.0x weight
3 tests1.0x weight
3 tests1.0x weight
3 tests1.0x weight
3 tests1.0x weight
3 tests1.0x weight
30 tests1.0x weight

Individual Test Results

Token Efficiency is computed from every successful task in the run. The model with the lowest average token burn receives 100, and heavier token usage is penalized proportionally.

Avg Tokens/Test

83.1k

Total Tokens

2.5M

Mathematical Proof
14.9k tok21.6s79.9
Legal Reasoning Chain
19.0k tok1m 31s12.0
Multi-step Logic Puzzle
26.0k tok3m 28s47.2
Graph Algorithm Implementation
44.6k tok26.4s96.0
REST API Design
43.9k tok23.0s96.0
Concurrent Data Pipeline
44.9k tok31.0s96.0
Off-by-One Boundary Fix
33.2k tok51.5s85.2
Race Condition Detection
14.5k tok18.4s97.0
Memory Leak Fix
15.9k tok40.7s96.0
Search Autocomplete
44.0k tok29.3s78.0
OAuth2 Integration
95.9k tok58.4s82.0
Webhook System
14.9k tok19.6s88.0
Test Suite Completeness
186.9k tok2m 41s62.0
Edge Case Coverage
284.9k tok4m 30s88.0
Error Path Completeness
584.2k tok8m 52s82.8
Refactor Without Regression
65.2k tok51.7s95.0
Merge Conflict Resolution
16.0k tok25.6s97.0
Dependency Upgrade Safety
77.9k tok2m 5s97.0
SQL Injection Prevention
62.5k tok46.3s92.8
XSS Mitigation
19.7k tok1m 23s82.0
Secret Management
160.3k tok1m 17s86.0
Structured Output Compliance
30.1k tok17.5s60.0
Multi-step Instruction Chain
13.6k tok7.8s90.0
Constraint Adherence
13.9k tok8.4s100.0
Idiomatic Python
72.9k tok1m 30s78.0
TypeScript Best Practices
218.6k tok2m 8s65.0
Clean Architecture Patterns
177.7k tok2m 26s78.0
Algorithm Complexity
16.2k tok38.2s98.0
Memory-efficient Processing
60.5k tok1m 26s84.0
Query Optimization
19.0k tok1m 31s88.0

Regression History

21
Performance Efficiencymoderate

Score dropped -9.2% from 89.2 to 81.0

Detected Aug 9, 2026
Feature Implementationmajor

Score dropped -23.8% from 83.6 to 63.7

Detected Aug 1, 2026
Coding Tasksmoderate

Score dropped -10.1% from 85.6 to 77.0

Detected Aug 1, 2026
Performance Efficiencymoderateresolved

Score dropped -12.2% from 87.7 to 77.0

Detected Jul 31, 2026·Resolved Aug 5, 2026
Overall Compositemoderate

Score dropped -8.7% from 74.1 to 67.7

Detected Jul 30, 2026
Bug Introduction Ratemajor

Score dropped -25.8% from 90.8 to 67.3

Detected Jul 30, 2026
Instruction Followingmoderate

Score dropped -8.8% from 92.9 to 84.7

Detected Jul 28, 2026
Code Qualitymoderate

Score dropped -8.6% from 79.6 to 72.7

Detected Jul 28, 2026
Overall Compositeminorresolved

Score dropped -3.3% from 86.8 to 83.9

Detected Jun 29, 2026·Resolved Jun 29, 2026
Code Thoroughnessminor

Score dropped -3.8% from 92.9 to 89.4

Detected Jun 28, 2026
Feature Implementationminorresolved

Score dropped -3.2% from 97.8 to 94.7

Detected Jun 24, 2026·Resolved Jun 24, 2026
Long Reasoningmoderate

Score dropped -5.4% from 73.8 to 69.8

Detected Jun 21, 2026
Bug Fixesminorresolved

Score dropped -3.3% from 96.4 to 93.3

Detected Jun 20, 2026·Resolved Jun 20, 2026
Coding Tasksmoderateresolved

Score dropped -8.3% from 93.5 to 85.7

Detected Jun 19, 2026·Resolved Jul 30, 2026
Code Thoroughnessmoderateresolved

Score dropped -6.0% from 93.3 to 87.7

Detected Jun 18, 2026·Resolved Jun 25, 2026
Feature Implementationminorresolved

Score dropped -4.0% from 98.2 to 94.3

Detected Jun 17, 2026·Resolved Jun 17, 2026
Security Awarenessminor

Score dropped -3.3% from 93.3 to 90.2

Detected Jun 15, 2026
Overall Compositemoderateresolved

Score dropped -5.5% from 87.2 to 82.4

Detected Jun 14, 2026·Resolved Jun 14, 2026
Coding Tasksmajorresolved

Score dropped -31.6% from 98.4 to 67.3

Detected Jun 14, 2026·Resolved Jun 14, 2026
Code Qualitymajorresolved

Score dropped -30.7% from 97.1 to 67.3

Detected Jun 14, 2026·Resolved Jun 14, 2026
Token Efficiencymajor

Score dropped -78.5% from 61.5 to 13.2

Detected Jun 6, 2026

Outage History

26
error

Started Aug 10, 10:00 AM·Ended Aug 10, 10:30 AM· checks affected
timeout

Started Aug 5, 9:31 AM·Ended Aug 5, 10:00 AM· checks affected
error

Started Jul 29, 2:30 AM·Ended Jul 29, 3:00 AM· checks affected
timeout

Started Jul 14, 6:01 PM·Ended Jul 14, 6:30 PM· checks affected
timeout

Started Jul 14, 11:31 AM·Ended Jul 14, 12:00 PM· checks affected
error

Started Jul 8, 6:00 PM·Ended Jul 9, 5:30 PM· checks affected
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Started Jul 6, 6:00 AM·Ended Jul 6, 6:30 AM· checks affected
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Started Jul 2, 6:30 PM·Ended Jul 2, 7:00 PM· checks affected
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Started Jul 1, 2:00 PM·Ended Jul 1, 2:30 PM· checks affected
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Started Jul 1, 12:30 PM·Ended Jul 1, 1:00 PM· checks affected
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Started Jul 1, 12:30 AM·Ended Jul 1, 1:30 AM· checks affected
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Started Jun 30, 8:00 PM·Ended Jun 30, 8:30 PM· checks affected
error

Started Jun 30, 5:00 PM·Ended Jun 30, 5:30 PM· checks affected
error

Started Jun 30, 9:30 AM·Ended Jun 30, 10:00 AM· checks affected
timeout

Started Jun 30, 4:31 AM·Ended Jun 30, 5:00 AM· checks affected
error

Started Jun 29, 9:30 PM·Ended Jun 29, 10:00 PM· checks affected
error

Started Jun 26, 11:00 PM·Ended Jun 26, 11:30 PM· checks affected
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Started Jun 26, 12:00 PM·Ended Jun 26, 12:30 PM· checks affected
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Started Jun 26, 12:30 AM·Ended Jun 26, 1:00 AM· checks affected
error

Started Jun 24, 6:00 PM·Ended Jun 24, 6:30 PM· checks affected
error

Started Jun 23, 11:00 PM·Ended Jun 23, 11:30 PM· checks affected
timeout

Started Jun 22, 1:31 AM·Ended Jun 22, 2:00 AM· checks affected
error

Started Jun 21, 6:00 PM·Ended Jun 21, 6:30 PM· checks affected
error

Started Jun 19, 6:00 PM·Ended Jun 19, 6:30 PM· checks affected
error

Started Jun 17, 9:00 PM·Ended Jun 17, 9:30 PM· checks affected
error

Started Jun 17, 8:30 AM·Ended Jun 17, 9:00 AM· checks affected