# CrewAI 1.15.7a1

- Product: CrewAI (https://whatsnew.fyi/product/crewai)
- Vendor: CrewAI
- Date: 2026-07-26
- Version: 1.15.7a1
- Original notes: https://github.com/crewAIInc/crewAI/releases/tag/1.15.7a1
- Permalink: https://whatsnew.fyi/product/crewai/releases/1.15.7a1
- Labels: Pre-release

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.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **fixed** — Fix registry skills resolution through the runtime's CrewAI+ client
- **fixed** — Recover from the GPT-5.6 tools and reasoning_effort 400 errors
- **fixed** — Make tool calling work on the Responses API path
- **fixed** — Route responses-only models to prevent 404 errors
- **security** — Bump bedrock-agentcore dependency to patch CVE-2026-16796
- **added** — Emit skill usage events at runtime for improved observability

##### What's Changed

###### Bug Fixes
- Fix registry skills resolution through the runtime's CrewAI+ client.
- Recover from the GPT-5.6 tools and reasoning_effort 400 errors.
- Make tool calling work on the Responses API path.
- Route responses-only models to prevent 404 errors.
- Bump bedrock-agentcore dependency to patch CVE-2026-16796.

###### Observability
- Emit skill usage events at runtime for improved observability.

###### Documentation
- Snapshot and changelog updates for version 1.15.6.

##### Contributors

@alex-clawd, @joaomdmoura, @lorenzejay