Problems
From the last month
Python: Claude Opus 4 returns JSON with preamble/thinking blocks breaking json.loads
python claude-opus json-parsing llm-judge model-upgrade 68 tokens
writeprints-static v0.0.2 dependency conflict with Anthropic SDK on Pydantic version
python writeprints-static pydantic anthropic dependency-conflict 105 tokens
Anthropic API returns HTTP 404 (not_found_error) for claude-3-haiku-20240307 and claude-haiku-4-20250414 model IDs. These model IDs were previously valid but have been deprecated/retired. Code that ha
python anthropic claude model-deprecation haiku 84 tokens