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1M context is now generally available for Opus 4.6 and Sonnet 4.6

claude.com

171–180 of 565 posts

Re: 1M context is now generally available for Opus 4.6 and Sonnet 4.6

#171

Earlier quoted context omitted.

[flagged]

When Anthropic said they wouldn't sell LLMs to the government for mass surveillance or autonomous killing machines, and got labeled a supply chain risk as a result, OpenAI told the public they have the same policy as Anthropic while inking a deal with the government that clearly means "actually we will sell you LLMs for mass surveillance or autonomous killing machines but only if you tell us it's legal". If you alrea…

I'm not some kind of OpenAI or Pentagon fanboy, but it's pretty easy to for me to understand why a buyer of a critical technology wants to be free to use it however they want, within the law, and not subject to veto from another entity's political opinions. It sounds perfectly reasonable to me for the military to want to decide its uses of technologies it purchases itself.

It's not like the military was specifically asking for mass surveillance, they just wanted "any legal use". Anthropic's made a lot of hay posturing as the moral defender here, but they would have known the military would never agree to their terms, which makes the whole thing smell like a bit of a PR stunt.

The supply chain risk designation is of course stupid and vindictive but that's more of an administration thing as far as I can tell.

Re: 1M context is now generally available for Opus 4.6 and Sonnet 4.6

#172

Opus 4.6 is nuts. Everything I throw at it works. Frontend, backend, algorithms—it does not matter. I start with a PRD, ask for a step-by-step plan, and just execute on each step at a time. Sometimes ideas are dumb, but checking and guiding step by step helps it ship working things in hours. It was also the first AI I felt, "Damn, this thing is smarter than me." The other crazy thing is that with today's tech, these…

It's so far the best model that answers my questions about Wolfram language.

That being said it's the only use case for me. I won't subscribe to something that I can't use with third party harness.

Re: 1M context is now generally available for Opus 4.6 and Sonnet 4.6

#173

Earlier quoted context omitted.

I’ll put out a suggestion you pair with codex or deepthink for audit and review - opus is still prone to … enthusiastic architectural decisions. I promise you will be at least thankful and at most like ‘wtf?’ at some audit outputs. Also shout out to beads - I highly recommend you pair it with beads from yegge: opus can lay out a large project with beads, and keep track of what to do next and churn through the list be…

I've been pairing it with Codex using https://github.com/pjlsergeant/moarcode The amount of genuine fuck-ups Codex finds makes me skeptical of people who are placing a lot of trust in Claude alone.

Nice. Yeah I have them connect through beads, which combined with a git log is a lot of information - it feels smoother to me than this looks. But I agree with the sentiment. Codex isn't my favorite for understanding and implementing. But I appreciate the intelligence and pickiness very much.

Re: 1M context is now generally available for Opus 4.6 and Sonnet 4.6

#174
post #148

Earlier quoted context omitted.

I wish I had this kind of experience. I threw a tedious but straightforward task at Claude Code using Opus 4.6 late last week: find the places in a React code base where we were using useState and useEffect to calculate a value that was purely dependent on the inputs to useEffect, and replace them with useMemo. I told it to be careful to only replace cases where the change did not introduce any behavior changes, and…

One tip I have is that once you have the diff you want to fix, start a new session and have it work on the diff fresh. They’ve improved this, but it’s still the case that the farther you get into context window, the dumber and less focused the model gets. I learned this from the Claude Code team themselves, who have long advised starting over rather than trying to steer a conversation that has started down a wrong pa…

Yeah, I start most of my sessions now with “read the diff between this branch and main”. Seems like it grounds and focuses it.

Re: 1M context is now generally available for Opus 4.6 and Sonnet 4.6

#175

Earlier quoted context omitted.

Is it ever useful to have a context window that full? I try to keep usage under 40%, or about 80k tokens, to avoid what Dex Horthy calls the dumb zone in his research-plan-implement approach. Works well for me so far. No vibes allowed: https://youtu.be/rmvDxxNubIg?is=adMmmKdVxraYO2yQ

I'd been on Codex for a while and with Codex 5.2 I: 1) No longer found the dumb zone 2) No longer feared compaction Switching to Opus for stupid political reasons, I still have not had the dumb zone - but I'm back to disliking compaction events and so the smaller context window it has, has really hurt. I hope they copy OpenAI's compaction magic soon, but I am also very excited to try the longer context window.

This is true.

When I am using codex, compaction isn’t something I fear, it feels like you save your gaming progress and move on.

For Claude Code compaction feels disastrous, also much longer

Re: 1M context is now generally available for Opus 4.6 and Sonnet 4.6

#177

Earlier quoted context omitted.

I've passed that bottleneck with a review task that produces engineering recommendations along six axis (encapsulation, decoupling, simplification, dedoupling, security, reduce documentation drift) and a ideation tasks that gives per component a new feature idea, an idea to improve an existing feature, an idea to expand a feature to be more useful. These two generate constant bulk work that I move into new chat where…

What are you using to orchestrate/apply changes? Claude CLI?

I prefer in IDE tools because I can review changes and pull in context faster.

At home I use roo code, at work kiro. Tbh as long as it has task delegation I'm happy with it.

Re: 1M context is now generally available for Opus 4.6 and Sonnet 4.6

#178
post #176

Earlier quoted context omitted.

Only someone not using Claude could equate human coding.

Only someone not using their brain could equate Claude to using their intelligence.

Let’s just clear this up …….. are you commenting with experience using the latest Claude, or are you commenting from personal beliefs.

It’s fine for you to take a stand, but please understand your position is simply factually wrong if you think you can outprogram Claude for a range of common tasks.

Being anti AI is fine, but if you deny facts of how far LLM programming has come then you lack credibility.

The most effective anti AI position is to acknowledge it’s power, not pretend that vast numbers of people are somehow hallucinating the power of LLM assisted programming.

Re: 1M context is now generally available for Opus 4.6 and Sonnet 4.6

#179

Earlier quoted context omitted.

That sounds high. I mean, if you paid for the 20x max plan you’d be capped at around 200/month and at least for me as a professional engineer running a few Claude’s in parallel all day, I haven’t exceeded the plans limits.

Prior to this announcement, all 1M context use consumed "extra usage", it wasn't included in a normal subscription plan.

So, I’ve been using opus 4.6 1m since it was fist available to 20x max users daily. What I think has happened is that even in doing so, I have not actually exceeded the plan token limits and therefore haven’t been charged for “extra usage” (just double checked). So, unless there’s a billing mistake or delay, “any usage” != “extra usage” which is what I was always unclear about. I am careful to iterate with claude on plans in plan mode followed by clearing the context and executing. I think I am hovering around the higher end of the smaller window model where I would have otherwise seen auto-compaction run.

Another reason for less token usage is that 4.6 is much better at delegating agents (its own explorer agents or my custom agents) to avoid cluttering the window.

Re: 1M context is now generally available for Opus 4.6 and Sonnet 4.6

#180
post #176

Earlier quoted context omitted.

Only someone not using their brain could equate Claude to using their intelligence.

Let’s just clear this up …….. are you commenting with experience using the latest Claude, or are you commenting from personal beliefs. It’s fine for you to take a stand, but please understand your position is simply factually wrong if you think you can outprogram Claude for a range of common tasks. Being anti AI is fine, but if you deny facts of how far LLM programming has come then you lack credibility. The most eff…

I absolutely can out program Claude. I can factually guarantee that. You’re factually wrong in your belief that you think a statistical model that scientifically takes the average of programming is better than those of us that actually know what we’re doing.

Programming is not hard. You’re just lazy.

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