There are issues with the chat template right now[0], so tool calling does not work reliably[1].
Every time people try to rush to judge open models on launch day... it never goes well. There are ~always bugs on launch day.
[0]: https://github.com/ggml-org/llama.cpp/pull/21326
[1]: https://github.com/ggml-org/llama.cpp/issues/21316