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LLM apps

Trouble with Anthropic function

1 post from 1 person1d activeFading, +0 this weekunverified

Posts per day

Posts per day1 posts, Oct 16 to Nov 9

The posts behind it

GitHub issuesmicrosoft/semantic-kernel · VANDRANKIOct 16

Python: Bug: Anthropic, Bedrock, Google AI and Vertex AI tool formatters ignore include_in_function_choices=False

## Describe the bug A parameter marked with `{"include_in_function_choices": False}` is hidden from the model by the OpenAI formatters. The Anthropic, Bedrock, Bedrock agent, Google AI and Vertex AI formatters ignore the flag. They still send the parameter in the tool schema....

Companies and products named

1 post
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About this problem

Evidence

1 post from 1 person in 1 place. Mostly on microsoft/semantic-kernel. Tools named alongside: Vertex AI, OpenAI, Amazon Bedrock, GitHub.

Frustration Frustration 0 of 3· Seen on GitHub issues

How it was grouped

Posts about Anthropic with no known issue, sharing the word "function". First post Oct 16, 2026, latest Oct 16, 2026. Unverified: fewer than 3 posts, or one person or place only. Method

Other Anthropic problems

Anthropic users keep filing bugs

Top post: "`HTMLHeaderTextSplitter` raises `ValueError` on init for the non-heading tags its splitter already supports", one of 36 posts from 33 people on GitHub issues, App Store reviews, Reddit.

Anthropic upgrades break working setups

27 posts from 22 people on GitHub issues.

Anthropic rate limits and usage caps block work

12 posts from 9 people on GitHub issues, Reddit, Community forums.

Trouble with Anthropic core

Top post: "core: parse_json_markdown returns the wrong value for a json5 fence and fails on other fence tags", one of 8 posts from 6 people on GitHub issues.

Anthropic token costs are hard to predict

6 posts from 6 people on Hacker News, GitHub issues, Reddit.

Trouble with Anthropic cache

Top post: "LLM cache stores a generation that fails structured-output parsing and then replays it", one of 6 posts from 6 people on GitHub issues.

Trouble with Anthropic messages

Top post: "/v1/messages: client disconnect before the first chunk leaves the upstream LLM request running", one of 6 posts from 6 people on GitHub issues.

Anthropic fails to return valid structured output

5 posts from 5 people on GitHub issues.

RAG on Anthropic returns irrelevant or missing context

5 posts from 5 people on GitHub issues, Reddit.

Trouble with Anthropic response

Top post: "mistralai: an error event inside a chat stream is silently dropped, and the truncated output is returned as a", one of 4 posts from 4 people on GitHub issues.

Anthropic runs out of context on real work

4 posts from 4 people on GitHub issues.

Anthropic pricing is too high or keeps changing

3 posts from 3 people on Hacker News, Reddit.

History

Momentum went from new to fading.

Oct 23, 2026

First seen with 1 post; the top post now: "Python: Bug: Anthropic, Bedrock, Google AI and Vertex AI tool formatters ignore".

Oct 18, 2026