# Harness TypeScript v1.0.0-rc.5

Released 2026-04-22
Release: https://github.com/strands-agents/sdk-typescript/releases/tag/v1.0.0-rc.5 · Package: https://www.npmjs.com/package/@strands-agents/sdk/v/1.0.0-rc.5

## Features
- add strands-wasm, strands-py, strands-dev, and wit from wasm monorepo (https://github.com/strands-agents/sdk-typescript/pull/829)
- add contextWindowLimit to BaseModelConfig (https://github.com/strands-agents/sdk-typescript/pull/848)
- handle -32042 elicitation error in tool results [mcp] (https://github.com/strands-agents/sdk-typescript/pull/864)
- export MultiagentSaveLatestStrategy in top level index (https://github.com/strands-agents/sdk-typescript/pull/873)

## Fixes
- update maxTokens default value, remove dead default and haiku fallback [model] (https://github.com/strands-agents/sdk-typescript/pull/824)

## Other
- remove preview status from README (https://github.com/strands-agents/sdk-typescript/pull/828)
- move TS package into strands-ts/ for monorepo structure (https://github.com/strands-agents/sdk-typescript/pull/827)
- update AGENTS.md and CONTRIBUTING.md for strands-ts workspace layout (https://github.com/strands-agents/sdk-typescript/pull/832)
- update setuptools requirement from \>=68.0 to \>=82.0.1 in /strands-py (https://github.com/strands-agents/sdk-typescript/pull/834)
- update pytest-asyncio requirement from \>=0.23 to \>=1.3.0 in /strands-py (https://github.com/strands-agents/sdk-typescript/pull/837)
- update boto3 requirement from \>=1.35 to \>=1.42.92 in /strands-py (https://github.com/strands-agents/sdk-typescript/pull/840)
- bump actions/github-script from 8 to 9 (https://github.com/strands-agents/sdk-typescript/pull/805)
- bump the npm\_and\_yarn group across 2 directories with 2 updates (https://github.com/strands-agents/sdk-typescript/pull/830)
- update pydantic requirement from \>=2.0 to \>=2.13.3 in /strands-py (https://github.com/strands-agents/sdk-typescript/pull/839)
- update pytest requirement from \>=8.0 to \>=9.0.3 in /strands-py (https://github.com/strands-agents/sdk-typescript/pull/841)
- bump the development-dependencies group across 1 directory with 11 updates (https://github.com/strands-agents/sdk-typescript/pull/831)
- rename AgentSkillsPlugin -\> AgentSkills (https://github.com/strands-agents/sdk-typescript/pull/861)
- add README for wasm (https://github.com/strands-agents/sdk-typescript/pull/863)
- update AGENTS.md (https://github.com/strands-agents/sdk-typescript/pull/862)
- upgrade to otel js sdk v2 [otel] (https://github.com/strands-agents/sdk-typescript/pull/867)