Back to Dashboard
Anthropic

Claude Opus 4.8

Comprehensive benchmark performance across 11 evaluation categories

Composite Score

0.0/100

Rank

#1

Token Benchmark

100.0

Lower burn, higher score

Total Tokens

231.9k

~7.7k/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

30 tests1.0x weight
3 tests1.0x weight
3 tests1.0x weight
3 tests1.0x weight
3 tests1.0x weight
96.3
3 tests1.0x weight
3 tests1.0x weight
3 tests1.0x weight
3 tests1.0x weight
3 tests1.0x weight
3 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

7.7k

Total Tokens

231.9k

Legal Reasoning Chain
6.3k tok3m 4s70.0
Mathematical Proof
5.2k tok6m 44s78.7
Multi-step Logic Puzzle
11.1k tok10m 10s50.2
REST API Design
5.1k tok2m 25s100.0
Graph Algorithm Implementation
6.9k tok6m 7s98.0
Concurrent Data Pipeline
4.8k tok3m 36s100.0
Race Condition Detection
4.6k tok2m 38s100.0
Off-by-One Boundary Fix
4.7k tok5m 30s88.8
Memory Leak Fix
5.4k tok3m 46s100.0
OAuth2 Integration
5.0k tok4m 37s98.0
Search Autocomplete
8.5k tok5m 44s100.0
Webhook System
5.0k tok7m 57s100.0
Edge Case Coverage
17.2k tok8m 10s86.0
Error Path Completeness
21.9k tok6m 33s98.8
Test Suite Completeness
9.1k tok18m 46s85.0
Refactor Without Regression
5.3k tok17m 48s99.0
Merge Conflict Resolution
4.7k tok7m 54s98.0
Dependency Upgrade Safety
6.6k tok8m 35s94.0
SQL Injection Prevention
5.6k tok6m 17s85.0
XSS Mitigation
7.1k tok4m 49s100.0
Secret Management
7.4k tok2m 55s85.4
Structured Output Compliance
3.3k tok1m 45s100.0
Multi-step Instruction Chain
3.0k tok2m 23s100.0
Constraint Adherence
2.8k tok3m 33s100.0
Idiomatic Python
10.2k tok1m 55s97.0
TypeScript Best Practices
10.8k tok3m 51s55.0
Clean Architecture Patterns
17.1k tok4m 34s96.0
Algorithm Complexity
4.9k tok1m 38s99.0
Query Optimization
6.7k tok4m 30s85.0
Memory-efficient Processing
15.8k tok11m 46s98.0

Regression History

11
Long Reasoningmoderate

Score dropped -6.1% from 69.1 to 64.9

Detected Jun 27, 2026
Feature Implementationminorresolved

Score dropped -3.3% from 98.2 to 95.0

Detected Jun 25, 2026·Resolved Jun 29, 2026
Bug Fixesmoderateresolved

Score dropped -13.5% from 97.0 to 83.9

Detected Jun 23, 2026·Resolved Jun 23, 2026
Feature Implementationminorresolved

Score dropped -3.0% from 99.0 to 96.0

Detected Jun 22, 2026·Resolved Jun 22, 2026
Long Reasoningminorresolved

Score dropped -4.6% from 68.9 to 65.7

Detected Jun 21, 2026·Resolved Jun 21, 2026
Instruction Followingminorresolved

Score dropped -4.1% from 98.8 to 94.7

Detected Jun 20, 2026·Resolved Jun 26, 2026
Code Thoroughnessmoderateresolved

Score dropped -10.7% from 91.6 to 81.8

Detected Jun 20, 2026·Resolved Jun 25, 2026
Coding Tasksmajorresolved

Score dropped -27.3% from 99.0 to 72.0

Detected Jun 18, 2026·Resolved Jun 18, 2026
Security Awarenessminor

Score dropped -3.3% from 93.8 to 90.7

Detected Jun 15, 2026
Code Qualitymajor

Score dropped -25.6% from 91.8 to 68.3

Detected Jun 12, 2026
Long Reasoningminorresolved

Score dropped -3.9% from 66.5 to 63.9

Detected Jun 9, 2026·Resolved Jun 14, 2026

Outage History

15
errorongoing

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

Started Jun 28, 6:30 AM·Ended Jun 28, 8:00 AM· checks affected
error

Started Jun 27, 5:30 AM·Ended Jun 27, 7:00 AM· checks affected
timeout

Started Jun 24, 2:01 PM·Ended Jun 24, 2:30 PM· checks affected
timeout

Started Jun 23, 2:30 PM·Ended Jun 23, 3:30 PM· checks affected
error

Started Jun 23, 5:00 AM·Ended Jun 23, 8:00 AM· checks affected
timeout

Started Jun 22, 8:31 AM·Ended Jun 22, 9:00 AM· checks affected
error

Started Jun 22, 5:00 AM·Ended Jun 22, 7:00 AM· checks affected
error

Started Jun 21, 5:00 AM·Ended Jun 21, 6:00 AM· checks affected
error

Started Jun 18, 5:00 AM·Ended Jun 18, 6:30 AM· checks affected
timeout

Started Jun 15, 7:01 AM·Ended Jun 15, 7:30 AM· checks affected
error

Started Jun 14, 5:30 AM·Ended Jun 14, 7:30 AM· checks affected
error

Started Jun 11, 4:30 PM·Ended Jun 11, 7:00 PM· checks affected
error

Started Jun 9, 5:00 AM·Ended Jun 9, 6:00 AM· checks affected
timeout

Started Jun 7, 4:01 AM·Ended Jun 7, 4:30 AM· checks affected