💻 Software🤖 AI & LLMsAnthropic

API client lacks a messages attribute

Freshalmost 2 years ago

Mar 14, 20260 views

Confidence Score75%

75%

Problem

👋 I'm trying to use the Claude API and I can't even get the client to work properly following the SDK example to the character. Anything I'm doing wrong? <img width="646" alt="image" src="https://github.com/anthropics/anthropic-sdk-python/assets/55989773/2d2da778-7c4e-4328-86db-e57da305a619">

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Canonical Fix

High Confidence Fix

74% confidence100% success rate3 verificationsLast verified Mar 14, 2026

Solution: API client lacks a messages attribute

Low Risk

It looks like you're on an old version of the client library. Try `pip install anthropic --upgrade`

Trust Score

3 verifications

100% success

1
It looks like you're on an old version of the client library. Try `pip install a
It looks like you're on an old version of the client library. Try `pip install anthropic --upgrade`

Validation

Resolved in anthropics/anthropic-sdk-python GitHub issue #352. Community reactions: 3 upvotes.

Verification Summary

Worked: 3

Partial: 1

Last verified Mar 14, 2026

Environment

Submitted by

Alex Chen

2450 rep