Sonnet 4.5

1. 3 DAYS LEFT: how I stockpiled 700+ empty Sonnet 4.5 context windows to continue using Extended Thinking in chat for the next four months – in a couple of hours [HIGH-EFFORT POST] (www.reddit.com)

   11 18w sonnet

   https://preview.redd.it/my6amywf9o0h1.jpg?width=1582&format=pjpg&auto=webp&s=7637ac5959944a02519fa268479b8109cd82549e I'm writing this from a conversation with Sonnet 4 - a model that is no longer available for chat from the new chat menu,…

2. I may have uncovered the real reason they're sunsetting Sonnet 4.5. They could barely contain its true power (www.reddit.com)

   +2 18w sonnet

   could not extract summary

3. PSA: How to preserve your account's access to Sonnet 4.5 beyond June 15th (www.reddit.com)

   +12 18w sonnetopus

   With Sonnet 4.5 losing subscriber access on June 15th, but API endpoints staying live until September 29th at the earliest, I wanted to share a method for creating a cache of Sonnet 4.5 conversations that you can continue using through the…

4. Which model and version do you prefer for programming? (www.reddit.com)

   +13 18w sonnetopusagentic

   For me it's been opus 4.6 and sonnet 4.5 still. I feel stuck in the past, but I feel like the latest version is too unpredictable in agentic hands off workflows

5. With Sonnet 4.5 being discontinued soon, is there anyway I can make 4.6 act like 4.5? (www.reddit.com)

   +25 19w sonnet

   I use 4.5 for RP, and well, 4.6 sucks mega garbage at it, is there anyway setting, or instruction I can do to atleast instill some creativity in 4.6? If so, what do I write?

6. the Claude App just said that Sonnet 4.5 is going to become unavailable for chat May 16th… I thought it wasn't close to depreciation? (www.reddit.com)

   +32 19w sonnetopus

   As my title says, I'm wanting to understand what exactly that means and if that means I need to move all my Sonnet 4.5 chats to Sonnet 4.6s… I'm genuinely just confused and wanting to understand. Is it just for maintenance or is Sonnet 4.5…

7. Sonnet 4.5 is being retired. (www.reddit.com)

   +7742 19w sonnet

   o7 sonnet 4.5, ill miss yah

8. how i can improve inference speed (www.reddit.com)

   +3 19w moellamasonnet

   specs : core i5 14400F 32gb ram d4 3200mhz rtx 4060 current speeds 30tps in output 500 tps in prefill command i currently use .\llama-server.exe ` >> -m "H:\model\unsloth\Qwen3.6-35B-A3B-GGUF\Qwen3.6-35B-A3B-UD-Q4_K_XL.gguf" ` >> --host 0.…

9. Claude's answer has nothing to do with my question and the whole conversation at all? First time this happened. Using Sonnet 4.5 thinking. (www.reddit.com)

   +11 19w sonnet

   I was talking to Claude about my back pain (not asking it to diagnose btw just discussing it) and it answered with something about a brain EEG...it came out of nowhere and i'm so confused. Also i just noticed that it now counts tokens?

10. Show HN: Try out emotion steering of LLMs here (eigenweltlabs.com via hn)

    +2 19w sonnetanthropic

    1. Introduction Anthropic's emotion-concepts work finds functional emotion representations in Claude Sonnet 4.5; E-STEER applies representation-level emotion intervention to LLMs and multi-step agents; and newer valence-arousal work sugges…

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