https://stackyard.fyi/ Monday brief for people who run AI agents. Issue 1 is free; Issue 2+ entries link to public teasers only. en-us Mon, 09 Nov 2026 08:01:00 +0000 https://stackyard.fyi/issue-009-teaser.html https://stackyard.fyi/issue-009-teaser.html Teaser only. Weekstart is a weekly Monday brief for people who run AI agents in production. It covers the changes that break your agents or change their costs, with what to do about each one. A code host will briefly fail a common pull-request workflow trigger on public repos later today — and block it for good next m… Mon, 09 Nov 2026 08:01:00 +0000 https://stackyard.fyi/issue-008-teaser.html https://stackyard.fyi/issue-008-teaser.html Teaser only. Weekstart is a weekly Monday brief for people who run AI agents in production. It covers the changes that break your agents or change their costs, with what to do about each one. A major AI vendor changed a default: new projects now keep a copy of what your agents send. Nothing errors, so it's easy to mis… Mon, 02 Nov 2026 08:01:00 +0000 https://stackyard.fyi/issue-007-teaser.html https://stackyard.fyi/issue-007-teaser.html Teaser only. Weekstart is a weekly Monday brief for people who run AI agents in production. It covers the changes that break your agents or change their costs, with what to do about each one. A major AI vendor shipped new versions of all its SDKs at once. Upgrade without looking, and settings almost every agent sends… Mon, 26 Oct 2026 07:01:00 +0000 https://stackyard.fyi/issue-006-teaser.html https://stackyard.fyi/issue-006-teaser.html Teaser only. Weekstart is a weekly Monday brief for people who run AI agents in production. It covers the changes that break your agents or change their costs, with what to do about each one. A popular fast model was swapped for a different one behind the same name more than a week ago. Nothing errored, so your agents… Mon, 19 Oct 2026 07:01:00 +0000 https://stackyard.fyi/issue-005-teaser.html https://stackyard.fyi/issue-005-teaser.html Teaser only. Weekstart is a weekly Monday brief for people who run AI agents in production. It covers the changes that break your agents or change their costs, with what to do about each one. A hosted agent's web fetch tool now refuses links your agent was handed the old way. It's already live, so agents that rely on… Mon, 12 Oct 2026 07:01:00 +0000 https://stackyard.fyi/issue-004-teaser.html https://stackyard.fyi/issue-004-teaser.html Teaser only. Weekstart is a weekly Monday brief for people who run AI agents in production. It covers the changes that break your agents or change their costs, with what to do about each one. A Managed Agent preview ID shuts off the day this issue lands. Callers still pinned to it fail on the first run. Mon, 05 Oct 2026 07:01:00 +0000 https://stackyard.fyi/issue-003-teaser.html https://stackyard.fyi/issue-003-teaser.html Teaser only. Weekstart is a weekly Monday brief for people who run AI agents in production. It covers the changes that break your agents or change their costs, with what to do about each one. Four old models shut off the morning this issue lands. Any agent still calling one fails on its first run. Mon, 28 Sep 2026 07:01:00 +0000 https://stackyard.fyi/issue-002-teaser.html https://stackyard.fyi/issue-002-teaser.html Teaser only. Your agents don’t pause because Issue 1 was free — the stack still moves. A frontier Responses model made sync tool-loop assumptions stale — turns keep going while tools finish, and operators can steer mid-flight. Mon, 21 Sep 2026 07:01:00 +0000 https://stackyard.fyi/issue-001.html https://stackyard.fyi/issue-001.html Get your agent stack set straight before the week starts — free HTML forever; this week’s agent JSON pack is also free. Sun, 13 Sep 2026 12:00:00 +0000