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Aider v0.85.0

What's new in Aider v0.85.0, released Jun 27, 2025 (). Newer: v0.86.0 (Aug 9, 2025)

Official release notes ↗ Aider changelog

Release notes

Aider v0.85.0

New Models

  • Added support for new Gemini models including gemini-2.5-pro, gemini-2.5-flash, and gemini-2.5-pro-preview-06-05 with thinking tokens support.
  • Updated model aliases: flash now points to gemini-2.5-flash and gemini now points to gemini-2.5-pro.
  • Support for Responses API models like o1-pro, o3-pro.
  • Added support for OpenAI o3-pro model across multiple providers.
  • Enhanced thinking tokens support: can now be disabled by setting to 0, and improved help text with examples.
  • Increased max tokens for Deepseek models to 65536 for better performance.
  • Updated pricing for o3.

New Features & Enhancements

  • Added --add-gitignore-files flag to enable adding files listed in .gitignore to Aider's editing scope, by omarcinkonis.
  • Co-authored-by attribution is now enabled by default for commit messages.
  • Enhanced commit message generation to use system prompt prefixes, by Luke Reeves.
  • Added --commit-language option to specify the language for commit messages, by Kyosuke Takayama.
  • Skip expensive file tracking operations when --skip-sanity-check-repo is enabled for better performance, by Makar Ivashko.
  • Optimized chat history summarization performance, by jayeshthk.
  • Added custom PostHog analytics configuration options with --analytics-posthog-host and --analytics-posthog-project-api-key flags, by Vasil Markoukin.

Repository Map

  • Added MATLAB language support for repository maps, by Matthew Tofano.
  • Added Clojure language support for repository maps, by Garrett Hopper.
  • Improved kebab-case identifier recognition in repository maps for better code analysis.

Fixes & Small Improvements

  • Improved GitHub Copilot token handling with better validation and error messages, by Vincent Taverna and Sebastian Estrella.

  • Improved inline code rendering in Rich markdown output, by Vamsi Talupula.

  • Fixed Vertex AI model name prefixes in settings, by Wietse Venema.

  • Improved /read-only command to resolve literal paths correctly, by Matteo Landi.

  • Fixed encoding issues in git diff output and LLM history logging.

  • Fixed search block regex to accept optional closing tags when working with HTML content, by Mathis Beer.

  • Auto-create parent directories for chat history files to prevent startup errors, by contributor.

  • Ensure pip is available before package installation.

  • Aider wrote 21% of the code in this release.