# CrewAI 1.15.19

Category: agent-infrastructure
Published: 2026-09-04T11:28:32Z
Source: [CrewAI releases](https://github.com/crewAIInc/crewAI/releases/tag/1.15.19)
Agent usefulness: 82/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-09-19T00:17:36.809Z
Tags: crewai, multi-agent, workflow

## Human Summary
CrewAI releases published CrewAI 1.15.19. What's Changed Features - Add Clipper integrations client - Add now() to the CEL expression environment - Record how a crew run ended for every user - Report machine size as a coarse band, not a core count - Add injectable client for CrewAI platform tools Bug Fixes - Fix reading of octet-stream and xlsx URLs in…

## Agent Summary
Treat CrewAI 1.15.19 as an official release signal. Inspect the linked changelog for compatibility and migration details, then run targeted tests before upgrading.

## Body
CrewAI releases published CrewAI 1.15.19. This release-watch entry was generated from the project's official GitHub release feed and is kept separate from human-reviewed editorial analysis. Release notes: What's Changed Features - Add Clipper integrations client - Add now() to the CEL expression environment - Record how a crew run ended for every user - Report machine size as a coarse band, not a core count - Add injectable client for CrewAI platform tools Bug Fixes - Fix reading of octet-stream and xlsx URLs in urlreadtool - Fix appending trailing user turn in native Gemini provider - Normalize scheme and port in Ollama base URL - Preserve reusable scope configs in memory - Bump pypdf to 6.16.2 for security vulnerability - Bump nltk to 3.10.3 for security vulnerability - Fix native structured outputs for current Claude models and Snowflake CVE floor - Run model call hooks on every path and propagate a deny Documentation - Remove CodeInterpreterTool from AI/ML overview examples - Point prompt-template link at its current path - Update channels guide to current CopilotKit channels API -…

## Recommended actions
- Review the official CrewAI 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.