Aider v0.82.0

• Support for GPT 4.1, mini and nano.

• Improved support for using architect mode with Gemini 2.5 Pro.

• Add support for xai/grok-3-beta, xai/grok-3-mini-beta, openrouter/x-ai/grok-3-beta,
  openrouter/x-ai/grok-3-mini-beta, and openrouter/openrouter/optimus-alpha models.

• Added support for grok-3-fast-beta and grok-3-mini-fast-beta models.

• Added new patch edit format for OpenAI's GPT-4.1 model.

• Added new editor-diff, editor-whole, and editor-diff-fenced edit formats.

• Bugfix for automatically selecting the best edit format to use in architect mode.

• Add alias "grok3" for xai/grok-3-beta.

• Add alias "optimus" for openrouter/openrouter/optimus-alpha.

• Fix URL extraction from error messages.

• Allow adding files by full path even if a file with the same basename is already in the chat.

• Fix quoting of values containing '#' in the sample aider.conf.yml.

• Add support for Fireworks AI model 'deepseek-v3-0324', by Felix Lisczyk.

• Aider wrote 92% of the code in this release.

Aider v0.81.0

• Added support for the openrouter/openrouter/quasar-alpha model.

  • Currently free on OpenRouter.
  • Quasar scored 55% on the polyglot coding benchmark
  • Run with aider --model quasar

• Offer OpenRouter OAuth authentication if an OpenRouter model is specified but the API key is missing.

• Prevent retrying API calls when the provider reports insufficient credits.

• Improve URL detection to exclude trailing double quotes.

• Bumped deps to pickup litellm change to properly display the root cause of OpenRouter "choices" errors.

• Improve error message for OpenRouter API connection issues to mention potential rate limiting or upstream provider issues.

• Configure weak models (gemini/gemini-2.0-flash and openrouter/google/gemini-2.0-flash-exp:free) for Gemini 2.5 Pro models.

• Add model metadata for openrouter/google/gemini-2.0-flash-exp:free.

• Updated deps for yanked fsspec and aiohttp packages #3699

• Removed redundant dependency check during OpenRouter OAuth flow, by Claudia Pellegrino.

• Aider wrote 86% of the code in this release.

https://aider.chat/HISTORY.html

Aider v0.80.0

• OpenRouter OAuth integration:

  • Offer to OAuth against OpenRouter if no model and keys are provided.
  • Select OpenRouter default model based on free/paid tier status if OPENROUTER_API_KEY is set and no model is specified.

• Prioritize gemini/gemini-2.5-pro-exp-03-25 if GEMINI_API_KEY is set, and vertex_ai/gemini-2.5-pro-exp-03-25 if VERTEXAI_PROJECT is set, when no model is specified.

• Validate user-configured color settings on startup and warn/disable invalid ones.

• Warn at startup if --stream and --cache-prompts are used together, as cost estimates may be inaccurate.

• Boost repomap ranking for files whose path components match identifiers mentioned in the chat.

• Change web scraping timeout from an error to a warning, allowing scraping to continue with potentially incomplete content.

• Left-align markdown headings in the terminal output, by Peter Schilling.

• Update edit format to the new model's default when switching models with /model, if the user was using the old model's default format.

• Add the openrouter/deepseek-chat-v3-0324:free model.

• Add Ctrl-X Ctrl-E keybinding to edit the current input buffer in an external editor, by Matteo Landi.

• Fix linting errors for filepaths containing shell metacharacters, by Mir Adnan ALI.

• Add repomap support for the Scala language, by Vasil Markoukin.

• Fixed bug in /run that was preventing auto-testing.

• Fix bug preventing UnboundLocalError during git tree traversal.

• Handle GitCommandNotFound error if git is not installed or not in PATH.

• Handle FileNotFoundError if the current working directory is deleted while aider is running.

• Fix completion menu current item color styling, by Andrey Ivanov.

• Aider wrote 87% of the code in this release.

Full change log:
https://aider.chat/HISTORY.html

Aider v0.79.0

• Added support for SOTA Gemini 2.5 Pro.
• Added support for DeepSeek V3 0324.
• Added a new /context command that automatically identifies which files need to be edited for a given request.
• Added /edit as an alias for the /editor command.
• Added "overeager" mode for Claude 3.7 Sonnet models to try and keep it working within the requested scope.
• Aider wrote 65% of the code in this release.

Aider v0.78.0

• Added support for thinking tokens for OpenRouter Sonnet 3.7.

• Added commands to switch between model types: /editor-model for Editor Model, and /weak-model for Weak Model, by csala.

• Added model setting validation to ignore --reasoning-effort and --thinking-tokens if the model doesn't support them.

• Added --check-model-accepts-settings flag (default: true) to force unsupported model settings.

• Annotated which models support reasoning_effort and thinking_tokens settings in the model settings data.

• Improved code block rendering in markdown output with better padding using NoInsetMarkdown.

• Added --git-commit-verify flag (default: False) to control whether git commit hooks are bypassed.

• Fixed autocompletion for /ask, /code, and /architect commands, by shladnik.

• Added vi-like behavior when pressing enter in multiline-mode while in vi normal/navigation-mode, by Marco Mayer.

• Added AWS_PROFILE support for Bedrock models, allowing use of AWS profiles instead of explicit credentials, by lentil32.

• Enhanced --aiderignore argument to resolve both absolute and relative paths, by mopemope.

• Improved platform information handling to gracefully handle retrieval errors.

• Bumped dependencies to pickup litellm fix for Ollama.

• Added support for openrouter/google/gemma-3-27b-it model.

• Updated exclude patterns for help documentation.

• Aider wrote 92% of the code in this release.

Full release notes:
https://aider.chat/HISTORY.html

Aider v0.77.0

• Big upgrade in programming languages supported by adopting tree-sitter-language-pack.

  • 130 new languages with linter support.
  • 20 new languages with repo-map support.

• Added /think-tokens command to set thinking token budget with support for human-readable formats (8k, 10.5k, 0.5M).

• Added /reasoning-effort command to control model reasoning level.

• The /think-tokens and /reasoning-effort commands display current settings when called without arguments.

• Display of thinking token budget and reasoning effort in model information.

• Changed --thinking-tokens argument to accept string values with human-readable formats.

• Added --auto-accept-architect flag (default: true) to automatically accept changes from architect coder format without confirmation.

• Added support for cohere_chat/command-a-03-2025 and gemini/gemma-3-27b-it

• The bare /drop command now preserves original read-only files provided via args.read.

• Fixed a bug where default model would be set by deprecated --shortcut switches even when already specified in the command line.

• Improved AutoCompleter to require 3 characters for autocompletion to reduce noise.

• Fixed handling of JSONDecodeError when loading model cache file.

• Fixed handling of GitCommandError when retrieving git user configuration.

• Added ignore_permission_denied option to file watcher to prevent errors when accessing restricted files, by Yutaka Matsubara.

• Aider wrote 72% of the code in this release.

Aider v0.76.0

• Improved support for thinking/reasoning models:

  • Added --thinking-tokens CLI option to control token budget for models that support thinking.
  • Display thinking/reasoning content from LLMs which return it.
  • Enhanced handling of reasoning tags to better clean up model responses.
  • Added deprecation warning for remove_reasoning setting, now replaced by reasoning_tag.

• Aider will notify you when it's completed the last request and needs your input:

  • Added notifications when LLM responses are ready with --notifications flag.
  • Specify desktop notification command with --notifications-command.

• Added/improved support for many models/providers:

  • Added support for QWQ 32B.
  • Support for DeepSeek V3 free on OpenRouter: --model openrouter/deepseek/deepseek-chat:free.
  • Added support for Claude 3.7 Sonnet models on OpenRouter, Bedrock and Vertex AI.
  • Updated default model to Claude 3.7 Sonnet on OpenRouter.
  • Added support for GPT-4.5-preview model.
  • Added support for Claude 3.7 Sonnet:beta on OpenRouter.
  • Added support for openrouter/anthropic/claude-3.7-sonnet
  • Fixed weak_model_name patterns to match main model name patterns for some models.

• Switch to tree-sitter-language-pack for tree sitter support.

• Improved error handling for EOF (Ctrl+D) in user input prompts.

• Added helper function to ensure hex color values have a # prefix.

• Fixed handling of Git errors when reading staged files.

• Improved SSL verification control for model information requests.

• Improved empty LLM response handling with clearer warning messages.

• Fixed Git identity retrieval to respect global configuration, by Akira Komamura.

• Offer to install dependencies for Bedrock and Vertex AI models.

• Deprecated model shortcut args (like --4o, --opus) in favor of the --model flag.

• Aider wrote 85% of the code in this release.

https://aider.chat/HISTORY.html

Aider v0.75.0

• Basic support for Claude 3.7 Sonnet
  • Use --model sonnet to use the new 3.7
  • Thinking support coming soon.
• Bugfix to /editor command.
• Downgrade streamlit dependency to avoid threading bug.
• Added support for tree-sitter language pack.
• Added openrouter/o3-mini-high model configuration.
• Added build.gradle.kts to special files for Kotlin project support, by Lucas Shadler.
• Prevent more than one cache warming thread from becoming active.
• Fixed continuation prompt ". " for multiline input.
• Added HCL (Terraform) syntax support, by Warren Krewenki.
• Have o1 & o3-mini generate markdown by sending the magic "Formatting re-enabled." string.
• Bugfix for multi-line inputs, which should not include the ". " continuation prompt.
• Aider wrote 46% of the code in this release.

Aider v0.74.0

• Dynamically changes the Ollama context window to hold the current chat.
• Better support for o3-mini, DeepSeek V3 & R1, o1-mini, o1 via secondary API providers.
• Remove <think> tags from R1 responses for commit messages (and other weak model uses).
• Can now specify use_temperature: <float> in model settings, not just true/false.
• The full docker container now includes boto3 for Bedrock.
• Docker containers now set HOME=/app which is the normal project mount-point, to persist
  ~/.aider.
• Bugfix to prevent creating incorrect filenames like python, php, etc.
• Bugfix for --timeout
• Bugfix so that /model now correctly reports that the weak model is not changed.
• Bugfix so that multi-line mode persists through ^C at confirmation prompts.
• Watch files now fully ignores top-level directories named in ignore files, to reduce the
  chance of hitting OS watch limits. Helpful to ignore giant subtrees like node_modules.
• Fast startup with more providers and when model metadata provided in local files.
• Improved .gitignore handling:
  • Honor ignores already in effect regardless of how they've been configured.
  • Check for .env only when the file exists.
• Yes/No prompts now accept All/Skip as alias for Y/N even when not processing a group of
  confirmations.
• Aider wrote 77% of the code in this release.

https://aider.chat/HISTORY.html

Aider v0.73.0

• Full support for o3-mini: aider --model o3-mini
• New --reasoning-effort argument: low, medium, high.
• Improved handling of context window size limits, with better messaging and Ollama-specific guidance.
• Added support for removing model-specific reasoning tags from responses with remove_reasoning: tagname model setting.
• Auto-create parent directories when creating new files, by xqyz.
• Support for R1 free on OpenRouter: --model openrouter/deepseek/deepseek-r1:free
• Enforce user/assistant turn order to avoid R1 errors, by miradnanali.
• Case-insensitive model name matching while preserving original case.
• Harden against user/assistant turn order problems which cause R1 errors.
• Fix model metadata for openrouter/deepseek/deepseek-r1
• Aider wrote 69% of the code in this release.

https://aider.chat/HISTORY.html