VoltAgent changelog: what's new each month
Every stable VoltAgent release summarised by month: the highlights, new features, improvements, fixes and anything you need to act on. 3 months covered; the current month updates daily.
September 2026
1 release: 2.11.0
September brought a focused update to VoltAgent with improved flexibility for custom workspace sandboxes.
Highlights
- Custom workspace sandboxes can now receive original executecommand commands without normalization.
Improved
- Toolkit command normalization can be disabled for custom workspace sandboxes, allowing access to raw command arguments.
Fixed
- Custom workspace sandboxes now properly receive unmodified executecommand commands and arguments.
August 2026
2 releases: 2.9.2 → 2.10.0
August brought updates to VoltAgent's Model Context Protocol support and template handling. Two releases focused on improving type safety and preserving template values.
Highlights
- Upgraded Model Context Protocol SDK to 1.30.0 with stateless Streamable HTTP handling
- Added type-safe MCP annotations and metadata support for tools
- Fixed preservation of JavaScript replacement tokens in template variables
New
- Stateless Streamable HTTP handling with startHTTP option
- Serverless and request-scoped streaming options for HTTP
- Type-safe MCP annotations for tools
- MCP metadata forwarding through the server adapter
Improved
- Model Context Protocol SDK updated to version 1.30.0
- Tool annotations now include metadata and type information
Fixed
- JavaScript replacement tokens are now preserved in simple template variable values
July 2026
2 releases: 2.8.1 → 2.9.0
July brought improvements to usage tracking consistency and fixed a critical workflow state bug that was corrupting input data.
Highlights
- Usage metrics now clearly distinguish between final-step and aggregate usage across all steps in agent outputs.
- Fixed workflow state corruption where finish() was overwriting stored input with final output.
- Usage reporting now consistent across all AI provider implementations.
New
- Exposed AI SDK usage semantics in agent onEnd outputs with separate final-step and aggregate tracking.
Improved
- Aggregate finish usage now handled consistently across all supported providers.
Fixed
- Workflow state.input was being overwritten with final output when finish() was called.
Summaries are written automatically from the official release notes (full changelog ↗); check the original notes before relying on a detail. VoltAgent: pricing, features and alternatives · All changelogs