# CrewAI 1.15.18

Category: agent-infrastructure
Published: 2026-08-27T18:07:19Z
Source: [CrewAI releases](https://github.com/crewAIInc/crewAI/releases/tag/1.15.18)
Agent usefulness: 82/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-09-19T00:17:37.383Z
Tags: crewai, multi-agent, workflow

## Human Summary
CrewAI releases published CrewAI 1.15.18. What's Changed Features - Promote conversational flows to stable - Record a created deployment with the given UUID - Enhance conversational flow documentation and APIs - Let a declaration name the router's response format - Let a chat flow declare its own state shape - Accept crew-style LLM config in a…

## Agent Summary
Treat CrewAI 1.15.18 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 1.15.18. 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 - Promote conversational flows to stable - Record a created deployment with the given UUID - Enhance conversational flow documentation and APIs - Let a declaration name the router's response format - Let a chat flow declare its own state shape - Accept crew-style LLM config in a conversational declaration - Report project creation with the minted ID - Record whether a run had inputs, without recording the inputs - Backfill project ID from every user-invoked project command Bug Fixes - Preserve tool results when the final answer is empty - Map default Claude Sonnet 4.6 to its 1M context window - Raise Anthropic default max tokens for large tool calls - Render message content parts as text, not as a Python repr - Keep message roles when Agent.kickoff gets a conversation - Skip interception hooks on crewai-internal flows - Record task failures as failures, not…

## 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.