# The Deep Feed > Long-form research on AI. One institutional byline. Published when a piece is ready, not before. Tagline: Long-form research on AI. Site: https://www.thedeepfeed.ai Author: The Deep Feed ## Latest piece ### The night a letter switched off a frontier model On June 12, a Commerce Department letter ordered Anthropic to bar two models from every foreign national on earth. Anthropic shut them off entirely. Twenty-four hours later, a Chinese lab opened its weights in reply. Read: https://www.thedeepfeed.ai/posts/2026-06-14-export-control-frontier-model-shutoff/ · Markdown: https://www.thedeepfeed.ai/posts/2026-06-14-export-control-frontier-model-shutoff.md ## Recent posts - [The night a letter switched off a frontier model](https://www.thedeepfeed.ai/posts/2026-06-14-export-control-frontier-model-shutoff/) — On June 12, a Commerce Department letter ordered Anthropic to bar two models from every foreign national on earth. Anthropic shut them off entirely. Twenty-four hours later, a Chinese lab opened its weights in reply. (Policy, 2026-06-14) - [Who owns the coding-agent runtime?](https://www.thedeepfeed.ai/posts/2026-06-13-who-owns-the-coding-agent-runtime/) — In 48 hours the question of where long-running coding agents actually run got both answers at once: an indie $7M bet against lock-in, and a frontier-lab acquisition that pulls the runtime layer inside Codex. (Agents, 2026-06-13) - [The agent-memory funding wave hides four different bets](https://www.thedeepfeed.ai/posts/2026-06-12-agent-memory-seed-wave/) — On one June Tuesday, money poured into startups all selling AI-agent 'memory.' The word covers at least four different technical products, and the frontier labs are absorbing the easiest of them as a free feature. (Agents, 2026-06-12) - [DeepSeek took outside money, and the cap table is the story](https://www.thedeepfeed.ai/posts/2026-06-11-deepseek-first-external-raise/) — The lab that refused capital is closing a $7.4B first round at up to $59B. Why a battery maker leads it, why Tencent's check is defensive, and why Liang kept 40%. (Business, 2026-06-11) - [Stop fighting Codex CLI's approval prompts](https://www.thedeepfeed.ai/posts/2026-06-10-stop-fighting-codex-cli-approval-prompts/) — The Codex CLI config that ends the permission nagging — config.toml profiles, sandbox and approval modes, AGENTS.md, reasoning effort, MCP servers, and the codex exec setup for CI. (Tools, 2026-06-10) - [Stop using OpenCode like a Claude Code clone](https://www.thedeepfeed.ai/posts/2026-06-09-stop-using-opencode-like-a-claude-code-clone/) — The OpenCode config that earns its keep — opencode.json layers, the build/plan agents, permissions, AGENTS.md, MCP, and the bring-your-own-model setup that survives a vendor pulling your access. (Tools, 2026-06-09) - [The LLM router was three products wearing one name](https://www.thedeepfeed.ai/posts/2026-06-09-llm-router-three-products-one-name/) — Three different products spent two years fighting over the phrase 'LLM router.' Aggregation won at a $1.3B valuation, gateways became table stakes, and the most-hyped category — semantic cost-routing — quietly froze on GitHub. (Tools, 2026-06-09) - [Loop engineering and the terminology treadmill: what 47 Claude Code runs actually show](https://www.thedeepfeed.ai/posts/2026-06-08-loop-engineering-terminology-treadmill/) — On June 7, 2026, X renamed the agent loop 'loop engineering' and called it the successor to harness engineering. We ran 47 Claude Code loops in a sandbox to test the claims. The naming churns; three of the technical findings are real and one is measurable to the cent. (Tools, 2026-06-08) - [Agents run Main Street: a16z's SMB bet and the vertical wedge underneath](https://www.thedeepfeed.ai/posts/2026-06-07-agents-run-main-street-a16z-smb-bet/) — In one week in June 2026, a16z published a manifesto declaring small businesses 'the next frontier for AI' and led three rounds for companies promising to run the business itself. The pitch is horizontal. Every winner is vertical. (Business, 2026-06-07) - [Lockdown Mode is OpenAI admitting prompt injection is unsolved](https://www.thedeepfeed.ai/posts/2026-06-06-lockdown-mode-prompt-injection-unsolved/) — On June 6, 2026, OpenAI shipped a security feature that works by turning agents off. The same week, Grok started filling grocery carts and Qwen started driving desktops. Read together, the frontier just conceded the action layer is the unfixable attack surface. (Policy, 2026-06-06) - [Anthropic's S-1 and OpenAI's Foundation: two trillion-dollar bets, one week](https://www.thedeepfeed.ai/posts/2026-06-05-anthropic-s1-openai-foundation-two-bets/) — On June 1, 2026, Anthropic filed confidentially to go public at a $965B valuation while OpenAI's nonprofit Foundation published its case for spending $25B on 'AI resilience.' Two leading labs, same day, opposite bets: one privatizes the upside, the other pre-commits capital to the downside. (Business, 2026-06-05) - [The open-weight coding frontier caught Claude, and it speaks Mandarin](https://www.thedeepfeed.ai/posts/2026-06-04-open-weight-coding-frontier-caught-claude/) — In a three-week window, MiniMax M3, Qwen3.7-Max, DeepSeek V4, Kimi K2.6 and Nemotron 3 Ultra all claimed the frontier. The third-party leaderboards say the gap is real and small. The marquee numbers are mostly the labs grading their own homework. And the open-weight crown carries a jurisdiction risk no benchmark measures. 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