# CrewAI 1.15.17

- Product: CrewAI (https://whatsnew.fyi/product/crewai)
- Vendor: CrewAI
- Date: 2026-08-20
- Version: 1.15.17
- Original notes: https://github.com/crewAIInc/crewAI/releases/tag/1.15.17
- Permalink: https://whatsnew.fyi/product/crewai/releases/1.15.17

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

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- **added** — Add declarative conversational flows documentation
- **added** — Synthesize built-in conversational methods for declarations
- **added** — Enable declarations to drive conversational mode
- **added** — Make conversational opt-in unmistakable
- **added** — Carry the AMP slug on tools resolved from a slug reference
- **added** — Handle oversized single messages during chunking
- **fixed** — Fix usage of the URL hostname as MCP HTTP and SSE server_name
- **fixed** — Close the agent scope on every failed attempt
- **fixed** — Attribute tool errors to the tool that failed
- **fixed** — Pin SSRF checks to each redirect hop and peer IP
- **fixed** — Resolve issues with native tool calls broken over OpenAI Responses API

##### What's Changed

###### Features
- Add declarative conversational flows documentation
- Synthesize built-in conversational methods for declarations
- Enable declarations to drive conversational mode
- Make conversational opt-in unmistakable
- Carry the AMP slug on tools resolved from a slug reference
- Handle oversized single messages during chunking

###### Bug Fixes
- Fix usage of the URL hostname as MCP HTTP and SSE server_name
- Close the agent scope on every failed attempt
- Attribute tool errors to the tool that failed
- Pin SSRF checks to each redirect hop and peer IP
- Resolve issues with native tool calls broken over OpenAI Responses API

###### Documentation
- Update documentation with a snapshot and changelog for v1.15.16

##### Contributors

@Copilot, @Vidit-Ostwal, @github-code-quality[bot], @joaomdmoura, @lorenzejay, @lucasgomide, @theCyberTech