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OpenAI
GPT-5.5
Comprehensive benchmark performance across 11 evaluation categories
Composite Score
0.0/100Rank
#2
Token Benchmark
51.7Lower burn, higher score
Total Tokens
448.9k
~15.0k/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
| # | Category | Score | Tests | 7-Day Trend | Weight |
|---|---|---|---|---|---|
| 1 | Instruction Following | 100.0 | 3 | 1.0x | |
| 2 | Coding Tasks | 98.3 | 3 | 1.0x | |
| 3 | Feature Implementation | 98.3 | 3 | 1.0x | |
| 4 | Bug Introduction Rate | 96.0 | 3 | 1.0x | |
| 5 | Security Awareness | 95.3 | 3 | 1.0x | |
| 6 | Code Quality | 94.3 | 3 | 1.0x | |
| 7 | Bug Fixes | 93.3 | 3 | 1.0x | |
| 8 | Code Thoroughness | 92.7 | 3 | 1.0x | |
| 9 | Performance & Efficiency | 92.3 | 3 | 1.0x | |
| 10 | Long Reasoning | 69.6 | 3 | 1.0x | |
| 11 | Token Efficiency | 51.7 | 30 | 1.0x |
Individual Test Results
Token Efficiency51.7
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
15.0k
Total Tokens
448.9k
Long Reasoning69.6
Multi-step Logic Puzzle
13.1k tok24.5s43.8
Mathematical Proof
13.0k tok28.9s78.1
Legal Reasoning Chain
13.1k tok21.9s87.0
Coding Tasks98.3
Graph Algorithm Implementation
13.0k tok23.7s95.0
Concurrent Data Pipeline
12.9k tok24.1s100.0
REST API Design
12.6k tok19.8s100.0
Bug Fixes93.3
Off-by-One Boundary Fix
13.1k tok23.5s80.0
Race Condition Detection
12.8k tok30.1s100.0
Memory Leak Fix
12.9k tok39.9s100.0
Search Autocomplete
13.7k tok36.2s100.0
Webhook System
13.0k tok21.2s98.0
OAuth2 Integration
13.3k tok27.9s97.0
Test Suite Completeness
13.9k tok37.7s87.0
Edge Case Coverage
30.5k tok5m 39s93.0
Error Path Completeness
28.8k tok1m 29s98.2
Refactor Without Regression
13.3k tok23.7s93.0
Merge Conflict Resolution
13.7k tok26.5s97.0
Dependency Upgrade Safety
24.3k tok3m 34s98.0
SQL Injection Prevention
13.0k tok25.3s98.8
XSS Mitigation
14.2k tok40.7s100.0
Secret Management
13.5k tok32.1s87.2
Structured Output Compliance
12.4k tok17.1s100.0
Multi-step Instruction Chain
12.2k tok13.5s100.0
Constraint Adherence
12.2k tok11.7s100.0
Code Quality94.3
Idiomatic Python
13.8k tok39.7s96.0
TypeScript Best Practices
14.9k tok55.5s93.0
Clean Architecture Patterns
14.0k tok42.0s94.0
Algorithm Complexity
13.3k tok27.4s97.0
Query Optimization
13.8k tok34.1s83.0
Memory-efficient Processing
20.5k tok2m 37s97.0
Regression History
7Code Thoroughnessminor
Score dropped -3.1% from 90.9 to 88.1
Detected Jun 28, 2026
Security Awarenessminorresolved
Score dropped -4.2% from 92.6 to 88.7
Detected Jun 26, 2026·Resolved Jun 30, 2026
Security Awarenessmoderateresolved
Score dropped -5.1% from 92.4 to 87.7
Detected Jun 21, 2026·Resolved Jun 21, 2026
Bug Introduction Rateminorresolved
Score dropped -3.4% from 96.6 to 93.3
Detected Jun 21, 2026·Resolved Jun 21, 2026
Token Efficiencymoderate
Score dropped -9.0% from 53.8 to 49.0
Detected Jun 19, 2026
Security Awarenessminorresolved
Score dropped -4.3% from 92.3 to 88.3
Detected Jun 9, 2026·Resolved Jun 20, 2026
Long Reasoningmoderate
Score dropped -5.7% from 65.0 to 61.3
Detected Jun 7, 2026
Outage History
15errorongoing
Started Jul 18, 10:00 PM· checks affected
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Started Jul 3, 10:30 PM·Ended Jul 4, 12:00 AM· checks affected
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Started Jun 24, 5:30 PM·Ended Jun 24, 6:00 PM· checks affected
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Started Jun 18, 5:30 PM·Ended Jun 18, 6:30 PM· checks affected
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Started Jun 16, 3:00 AM·Ended Jun 16, 3:00 AM· checks affected