"We removed over 80% of Claude Code's system prompt for Opus 5 and Fable 5"
1 sources1 storiesFirst seen 7/25/2026Score13Mixed Progress
Single Source
Bigness
13
Coverage
13
Recency
32
Engagement
8
Velocity
0
Confidence
49
Clipability
55
Polarization
0
Claims
1
Contradictions
0
Breakthrough
50
Sentiment Mix
Positive0%
Neutral100%
Negative0%
Geography
North America
Expert Signals
nreece
author • 1 mention
Hacker News
source • 1 mention
AI-Generated Claims
Generated from linked receipts; click sources for full context.
We removed over 80% of Claude Code's system prompt for Opus 5 and Fable 5".
Supported by 1 story
Related Events
Claude Opus 5
LLMs • 7/25/2026
Anthropic claims its new Claude Opus 5 delivers near-Fable 5 performance at half the token price - the-decoder.com
LLMs • 7/25/2026
Meet the New Claude Opus 5: Frontier-Class Agentic Coding and Computer Use at Unchanged Opus Pricing - MarkTechPost
LLMs • 7/25/2026
Claude Opus 5 (UND)
LLMs • 7/25/2026
Claude Opus 5 is narrowly the most intelligent model on the Artificial Analysis Intelligence Index, offering comparable intelligence to Fable 5 at 26% - LinkedIn
LLMs • 7/26/2026
Causality Chain
Preceded By
Timeline (1 stories)
Jul 25 06:17 AMFirst
"We removed over 80% of Claude Code's system prompt for Opus 5 and Fable 5"Hacker News22 engagement