Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
0Signal: worth watching, 1 to 5
ElsewhereArea: what it touches
Internal ChangesKind: in v2.1.239,
Internal ChangesSection of the release
What
The two recorded-response readers no longer behave differently under CI, where a missing fixture could previously be skipped. Both now use one shared check and one shared error message.
Evidence
Anthropic API fixture
Strings lifted out of the shipped bundle, so the claim above can be checked against them.