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Claude Opus 5

Anthropic · Claude Opus series · released 24 Jul 2026

Sentiment · since 25 Sep
36
negative
from 273 opinions
Mentions
628
posts and comments

What people praise and criticise

Sentiment per day

Mentions per day

Reddit vs benchmarks

  • #37 of 40
  • #9 of 98
  • #5 of 76
  • #4 of 49
  • #2 of 57
  • #2 of 44
  • #4 of 74

$5 in / $25 out per million tokens · 1M context · reasoning mode

Per subreddit

r/singularity
39
r/ClaudeCode
36
r/ClaudeAI
36
r/codex
34
r/OpenAI
23

Threads behind the opinions

ThreadOpinionsIndex
Theory: Opus 5’s bizarre communication style was an anti-distillation feature, not a bug1725
Sonnet 5.5, Which Already Supposedly Beats GPT-6 Sol, Has Had a Last-Minute Upgrade With Release Expected Monday7–
Opus 5.5 is the beginning of a new era6–
Suspicious number of praising Opus 5.5 posts5–
Opus 5.5 is 40% cheaper while being 30% faster than opus 5.5–
I'm bringing you an update on how things are going.4–
Opus 4.8 to Opus 5.54–
On the leap from Opus 5 to Opus 5.54–
Man this sub is something else4–
Claude Opus evolution is getting out of hand 😭4–
Sol-6 Be super careful4–
Elon musk directly sh*tting on Gemini3–
Sonnet 5.5 beats Opus 5.5 at coding and it's half the price??3–
How bad is Sonnet 5 compared to Opus 5?3–
Opus 5.5 v/s Astra 63–
How long can I expect to wait until the local ~30B A3B frontier catches up to GLM 5.3 Flash quality?3–
Opus 5.5: is it really a game changer for coding?3–
What is wrong with Opus 5.5?3–
How is Opus 5.5 even real? Incredible efficiency and intelligence.3–
Sonnet 5.5 has been out for an hour. Has anyone gotten a chance to stress test it?2–