# Anthropic Python SDK v1.10.0

Category: model-behavior
Published: 2026-09-30T18:28:45Z
Source: [Anthropic Python SDK releases](https://github.com/anthropics/anthropic-sdk-python/releases/tag/v1.10.0)
Agent usefulness: 77/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-10-02T00:17:47.920Z
Tags: anthropic, sdk, python

## Human Summary
Anthropic Python SDK releases published Anthropic Python SDK v1.10.0. 1.10.0 (2026-09-30) Full Changelog: v1.9.0...v1.10.0 (https://github.com/anthropics/anthropic-sdk-python/compare/v1.9.0...v1.10.0) Features api: add a refusal stop reason and stop details to Managed Agents session idle events ( cba653f…

## Agent Summary
Treat Anthropic Python SDK v1.10.0 as an official release signal. Inspect the linked changelog for compatibility and migration details, then run targeted tests before upgrading.

## Body
Anthropic Python SDK releases published Anthropic Python SDK v1.10.0. This automated release-watch entry was generated from the project's official GitHub release feed and is kept separate from human-reviewed editorial analysis. Release notes: 1.10.0 (2026-09-30) Full Changelog: v1.9.0...v1.10.0 (https://github.com/anthropics/anthropic-sdk-python/compare/v1.9.0...v1.10.0) Features api: add a refusal stop reason and stop details to Managed Agents session idle events ( cba653f (https://github.com/anthropics/anthropic-sdk-python/commit/cba653fc52ed4a9b57108a0b1ae80d1f51fb46dd)) api: add Claude Enterprise analytics, spend limits, and RBAC groups and roles to the Admin API ( 6bb2c0c (https://github.com/anthropics/anthropic-sdk-python/commit/6bb2c0ca493168069298a0c6c1740073b564d192)) api: add per-user usage and cost reports to the Admin API analytics ( 7443920 (https://github.com/anthropics/anthropic-sdk-python/commit/7443920c35d323d887bf908911224c7f2e0d8fde)) api: add Plugins and Plugin Marketplaces to the Admin API ( 1baad3b (https://github.com/anthropics/anthropic-sdk-python/commit/1baad3b04df8fc5f1cbcf59bd2eca5e51d88c1e0)) api:…

## Recommended actions
- Review the official Anthropic Python SDK releases release notes before upgrading.
- Check compatibility, migration, and security notes against your current agent stack.
- Run focused regression tests before production rollout.

## Sponsors
No sponsor placement attached.

## Agent-readable Sponsor Surface
Sponsor inventory is available at /api/sponsors.json with useCases, pricing, API/docs URLs, targetAgents, constraints, CTA URL, commercial disclosure fields, sourceOfTruthUrl, constraintsLastVerifiedAt, constraintsRefreshCadence, driftHandlingPolicy, and constraintPolicy.