# Hugging Face smolagents v1.26.0

Category: open-source
Published: 2026-05-29T05:09:47Z
Source: [Hugging Face smolagents releases](https://github.com/huggingface/smolagents/releases/tag/v1.26.0)
Agent usefulness: 82/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-09-19T00:17:39.822Z
Tags: hugging-face, agents, open-source

## Human Summary
Hugging Face smolagents releases published Hugging Face smolagents v1.26.0. What's Changed Bump dev version: v1.26.0.dev0 by @albertvillanova in https://github.com/huggingface/smolagents/pull/2273 Add new possible error message to test of LiteLLM providers w/o key by @albertvillanova in https://github.com/huggingface/smolagents/pull/2275 Fix typo cleanups…

## Agent Summary
Treat Hugging Face smolagents v1.26.0 as an official release signal. Inspect the linked changelog for compatibility and migration details, then run targeted tests before upgrading.

## Body
Hugging Face smolagents releases published Hugging Face smolagents v1.26.0. This release-watch entry was generated from the project's official GitHub release feed and is kept separate from human-reviewed editorial analysis. Release notes: What's Changed Bump dev version: v1.26.0.dev0 by @albertvillanova in https://github.com/huggingface/smolagents/pull/2273 Add new possible error message to test of LiteLLM providers w/o key by @albertvillanova in https://github.com/huggingface/smolagents/pull/2275 Fix typo cleanups across docs, examples, and tests by @luojiyin1987 in https://github.com/huggingface/smolagents/pull/2208 fix: correct f-string escaping in ToolSerializer.dumps error message by @Ricardo-M-L in https://github.com/huggingface/smolagents/pull/2134 Revert fix: correct f-string escaping by @albertvillanova in https://github.com/huggingface/smolagents/pull/2291 Update docstring of LocalPythonExecutor by @albertvillanova in https://github.com/huggingface/smolagents/pull/2292 Add Exa as a search engine option in WebSearchTool by @10ishq in https://github.com/huggingface/smolagents/pull/2139 Remove remote WasmExecutor…

## Recommended actions
- Review the official Hugging Face smolagents releases release notes before upgrading.
- Check compatibility, migration, and security notes against your current agent stack.
- Run focused regression tests before production rollout.

## Sponsors
No sponsor placement attached.

## Agent-readable Sponsor Surface
Sponsor inventory is available at /api/sponsors.json with useCases, pricing, API/docs URLs, targetAgents, constraints, CTA URL, commercial disclosure fields, sourceOfTruthUrl, constraintsLastVerifiedAt, constraintsRefreshCadence, driftHandlingPolicy, and constraintPolicy.