#ai-models

A padlock chained to a smartphone displaying a lock icon, illustrating data privacy.

OpenAI's Privacy Filter is a 1.5B PII redactor that ships under Apache 2.0. Here's what it actually does.

OpenAI released Privacy Filter on April 22 as an open-weight on-device model for masking eight types of PII. F1 of 96%. Runs in a browser. Here's the catch.

DeepSeek social card from the V4 API documentation release post.

AI·2 months ago

DeepSeek V4 lands: 1.6T-param open MoE, 1M-token context, and SWE-bench within 0.2 of Opus 4.6

DeepSeek shipped V4-Pro and V4-Flash under MIT on April 24. V4-Pro hits 80.6% on SWE-bench Verified. V4-Flash is $0.14 in / $0.28 out.

AI·2 months ago

Google is putting up to $40B into Anthropic. That's five days after Amazon's $5B.

Google committed $10B upfront and up to $40B total at a $350B valuation, plus five gigawatts of Google Cloud capacity. It's Anthropic's second nine-figure deal in a week.

Anthropic Engineering postmortem cover image.

AI·2 months ago

Anthropic admits three Claude Code bugs quietly tanked quality for six weeks

Anthropic's April 23 postmortem names three bugs that degraded Claude Code between March 4 and April 20. Usage limits are being reset for every subscriber.

OpenAI's GPT-5.5 model launch with ChatGPT and Codex interfaces

AI·2 months ago

OpenAI shipped GPT-5.5 seven weeks after 5.4. API tokens now cost twice as much.

OpenAI released GPT-5.5 (codename Spud) on April 23. The API runs at $5/$30 per million tokens, double GPT-5.4, with Pro at $30/$180.

Claude Opus 4.7 launch artwork from the Anthropic news post

AI·2 months ago

Claude Opus 4.7 is here, and the long-context benchmarks got worse

Anthropic's Opus 4.7 is state-of-the-art on SWE-bench and CursorBench, but independent tests show regressions on long-context retrieval and thematic reasoning.