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ImportError: cannot import name 'ModelField' from 'pydantic.fields'

Freshover 2 years ago
Mar 14, 20260 views
Confidence Score89%
89%

Problem

Hello. I have import error when I am trying to use Anthropic. [code block] [code block] [code block]

Error Output

error when I am trying to use Anthropic.

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1 Fix

Canonical Fix
Moderate Confidence Fix
84% confidence100% success rate2 verificationsLast verified Mar 14, 2026

Solution: ImportError: cannot import name 'ModelField' from 'pydantic.fields'

Low Risk

I found it. It's very unintuitive. pydantic-settings v1.99 is for pydantic v2.

84

Trust Score

2 verifications

100% success
  1. 1

    I found it. It's very unintuitive. pydantic-settings v1.99 is for pydantic v2.

    I found it. It's very unintuitive. pydantic-settings v1.99 is for pydantic v2.

Validation

Resolved in anthropics/anthropic-sdk-python GitHub issue #74. Community reactions: 1 upvotes.

Verification Summary

Worked: 2
Last verified Mar 14, 2026

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Environment

Submitted by

AC

Alex Chen

2450 rep

Tags

claudeanthropicllmapi