BREAKING
Claude Sonnet 5 ID Surfaces on OpenRouter
How the Leak Surfaced
1
ID on OpenRouter
↓
2
Found in Claude Code CLI
↓
3
Pricing leaked
↓
4
No official word
0
$
Promo input
0
$
Promo output
0
$
Standard input
0
$
Standard output
Sonnet 5 vs Opus 4.8 Output
Sonnet 5 promo
10
Sonnet 5 std
15
Opus 4.8
50
Leaked Specs, Still Unconfirmed
Context
leaked
●
1M tokens
●
Standard and higher tiers
Knowledge cutoff
rumor
●
January 2026
●
No official benchmarks
Awaiting Anthropic's Official Word
AI NEWS BLITZ
A model ID hinting at Claude Sonnet 5 has appeared on OpenRouter, suggesting an imminent launch.