release: 0.13.0

[stainless-app]

Automated Release PR

0.13.0 (2026-05-21)

Full Changelog: v0.12.0...v0.13.0

Features

• Add default harness selection for agents (8cd06f6)
• Add per-agent AWS Bedrock OIDC inference role (backend) (e4aadec)
• Add updated_at to agent API responses (3188420)
• agents: add prompt property to agent identity data model (520c835)
• api: api update (b8306ad)
• api: api update (a66cdc2)
• api: api update (da1ee9c)
• api: api update (32f77e1)
• api: api update (7ec4ab4)
• api: api update (c05564a)
• api: api update (0976362)
• api: api update (96d640c)
• api: api update (2730eea)
• api: api update (af81ef3)
• api: api update (99b2d31)
• Codex auth: API key support. (cb84f0c)
• internal/types: support eagerly validating pydantic iterators (a588f0e)
• memory: agent identity memory store attachments — API layer (94b5348)
• memory: wire memory stores into run pipeline and add listing endpoint (6bb74c2)
• Partial support for multiple skills per run (e39df48)
• Resolve Bedrock region server-side and ship as AWS_REGION (cef2591)
• Retrieve memories in third party harnesses (7689e12)
• Support service account impersonation in GCP Workload Identity Federation config (6df1722)

Bug Fixes

• client: add missing f-string prefix in file type error message (17a8e5b)

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🔗 Stainless website
📚 Read the docs
🙋 Reach out for help or questions

[stainless-app]

🧪 Testing

To try out this version of the SDK:

pip install 'https://pkg.stainless.com/s/warp-api-python/6df1722325b8c96d7655348e75bd82980e2bd055/oz_agent_sdk-0.12.0-py3-none-any.whl'

Expires at: Sat, 20 Jun 2026 11:28:59 GMT
Updated at: Thu, 21 May 2026 11:28:59 GMT

[stainless-app]

🤖 Release is at https://github.com/warpdotdev/oz-sdk-python/releases/tag/v0.13.0 🌻