Release v1.5.0

• Support Latest Devstral
• Add GPT-5.1 Models
• Couple bug fixes

What's Changed

• Release 1.4.1 by @xingyaoww in #1322
• Fix: Enable vision for messages containing ImageContent by @ramarlina in #1279
• APP-190 Fix PyInstaller GCC 14 compatibility for Chromium by @tofarr in #1327
• Add Windows browser path checks to Chromium detection by @SmartManoj in #1014
• Fix server-side automatic string-to-StaticSecret conversion (v1.2.0 compatible) by @rbren in #1234
• Add issue triage workflow automation by @neubig in #1300
• fix: create parent directories in observation truncation by @simonrosenberg in #1347
• Fix base_url handling for openhands/ provider with explicit None value by @xingyaoww in #1341
• fix: respect enable_encrypted_reasoning flag in Responses API by @mr-karan in #1208
• Add helpful warning when context window exceeded without condenser by @xingyaoww in #1354
• feat(llm):Enhance retry listeners and metric collection when retrying LLM calls due to exceptions. by @CLFutureX in #1214
• Add benchmark selection parameter to evaluation workflow by @simonrosenberg in #1294
• fix: enable agent awareness of available secrets by @hieptl in #1335
• Update SWE-bench score to 77.6% by @neubig in #1362
• Add devstral-2512 and devstral-medium-2512 as verified models by @xingyaoww in #1364
• Add no-mocking instructions to system prompt by @ak684 in #1357
• Fix MCP tool observation crash when tool returns a list by @malhotra5 in #1366
• Fix terminal tool crash on large env vars by @aoli-al in #1346
• Add GPT-5.1 models to verified model list by @xingyaoww in #1365
• ci: mark check-examples workflow as optional in title by @enyst in #1355

New Contributors

• @ramarlina made their first contribution in #1279
• @ak684 made their first contribution in #1357
• @aoli-al made their first contribution in #1346

Full Changelog: v1.4.1...v1.5.0