the tool use agent suddenly on a turn, completely forgets the correct tool call tags clearly defined in its system prompt
troglodytetrain on Hacker News
hundreds of hours of dev time and thousands of euros of token spend
In the thread “Ask HN: What Is Anthropic Doing?”
Got in the way: Agent hallucinates tool call formats and issues new refusals.
… However, since they expose the backend Api directly due to the questionable design decision of making all backend api calls via javascript on the client side, it has been possible to actually leverage these unlimited tokens via my 'openclaw we have at home' and its been a fun project. But, In the last few days I've watched live, several times, as the tool use agent suddenly on a turn, completely forgets the correct tool call tags clearly defined in its system prompt, hallucinating a completely new tool call format that I have never seen before, before weirdly fixing itself some minutes and some turns later. Literally never been a problem before across at this point hundreds of hours of dev time and thousands of euros of token spend. …