No this is only Model 3. See page 39 of the system card and onwards: https://assets.claude.com/27d60918d218125e7504bc7354c4b4626e...
replyPretty crazy that Anthropic already has another model waiting in the wings that is significantly better than this.
*Model 3 Early, not Model 3. And Model 4 was made available to employees ~6 weeks ago, so at the current pace it's very likely they're using something even better now.
replyBy aeci, fable 5.2 has to be model 3.
replyYou are reading what the external testers wrote about the earlier checkpoint
Probably not, not enough time to red-team
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