●Change8

Aider: What's New in April 2025

A summary of all updates, new features, and bug fixes released for Aider during April 2025.

2releases9features5fixes6improvements
← March 2025May 2025 →

New Features in April 2025

  • Added support for GPT 4.1, mini, and nano models.(v0.82.0)
  • Added support for multiple new models including xai/grok-3-beta, grok-3-fast-beta, and openrouter/openrouter/optimus-alpha variants.(v0.82.0)
  • Added new `patch` edit format for OpenAI's GPT-4.1 model.(v0.82.0)
  • Added new edit formats: `editor-diff`, `editor-whole`, and `editor-diff-fenced`.(v0.82.0)
  • Added alias `grok3` for the `xai/grok-3-beta` model.(v0.82.0)
  • Added alias `optimus` for the `openrouter/openrouter/optimus-alpha` model.(v0.82.0)
  • Enabled adding files by full path even if a file with the same basename already exists in the chat.(v0.82.0)
  • Added support for the new `openrouter/openrouter/quasar-alpha` model, runnable via `aider --model quasar`.(v0.81.0)
  • Enabled OpenRouter OAuth authentication when an OpenRouter model is selected but the API key is missing.(v0.81.0)

Bug Fixes in April 2025

  • Fixed an issue where the tool failed to automatically select the best edit format when using architect mode.(v0.82.0)
  • Fixed incorrect URL extraction from error messages.(v0.82.0)
  • Fixed quoting issues for values containing '#' within the sample `aider.conf.yml` file.(v0.82.0)
  • Fixed issue where Aider would retry API calls even when the provider indicated insufficient credits.(v0.81.0)
  • Fixed URL detection to correctly exclude trailing double quotes when parsing content.(v0.81.0)

Improvements in April 2025

  • Improved support for using architect mode when paired with Gemini 2.5 Pro.(v0.82.0)
  • Improved error messages for OpenRouter API connection issues to specifically mention potential rate limiting or upstream provider problems.(v0.81.0)
  • Updated dependencies to properly display the root cause of OpenRouter "choices" errors by incorporating a recent LiteLLM change.(v0.81.0)
  • Configured weak models (`gemini/gemini-2.0-flash` and `openrouter/google/gemini-2.0-flash-exp:free`) for Gemini 2.5 Pro models.(v0.81.0)
  • Added model metadata for `openrouter/google/gemini-2.0-flash-exp:free`.(v0.81.0)
  • Removed a redundant dependency check during the OpenRouter OAuth flow.(v0.81.0)

All Releases in April 2025

v0.82.07 features3 fixes

This release significantly expands model compatibility by adding support for GPT 4.1 variants and several new Grok and Optimus models. Key functional updates include the introduction of the `patch` edit format for GPT-4.1 and fixes for architect mode selection and URL extraction.

v0.81.02 features2 fixes

This release introduces support for the new Quasar Alpha model via OpenRouter and streamlines authentication by offering OAuth when API keys are missing. Several improvements focus on better error reporting for OpenRouter connections and fixing issues related to retrying failed API calls.