v0.29.0 (2026-09-03)

What's Changed

• Floor on released pydantic-ai 2.38.0 by @DouweM in #780
• Let SummarizingCompaction stream nested summary requests by @JayGhiya in #620
• Preserve caller-owned media marker keys and match the escape stash by shape by @dsfaccini in #700
• feat(aws-lambda): AWSLambdaDurability for AWS Lambda durable functions by @DouweM in #417
• Say how repeated capabilities compose, and give SubAgents and StackOne the ids that decide it by @DouweM in #767

New Contributors

• @JayGhiya made their first contribution in #620

Full Changelog: v0.28.1...v0.29.0