2026.4.0-alpha.3

⭐ Added Assetto Corsa Evo

AC Evo logo

  • DRE now supports Assetto Corsa Evo in early access.
  • Current support is based on the data AC Evo exposes today. Physics and basic performance data are available, but opponent/session data is still limited.
  • A full UDP connection is not available yet, which means DRE cannot currently receive the richer live race feed normally used for complete race engineering features.
  • Not yet fully supported:
    • detailed opponent tracking and relative race awareness
    • complete timing, standings, and race-control events
    • full fuel, pit, strategy, and stint calculations
    • advanced spotter/race-engineer calls that depend on live multiplayer/session data
  • Future work depends on further AC Evo telemetry/API/UDP support from the simulator.
  • Enable it from Settings -> Sim Connection -> Simulators.

⭐ Mute Windows mic when DRE speaks

  • Adds an opt-in Sound/Input setting that temporarily mutes a selected Windows microphone device while DRE or the spotter is speaking
  • Defaults to the normal Windows input microphone, with a nested dropdown to choose a specific input device when needed
  • Restores the microphone shortly after DRE finishes speaking, with safety checks so DRE only restores a mic it muted itself
  • Useful for open-mic Discord, iRacing voice chat, OBS, and other apps using a Windows input device
  • Disabled by default; enable it in Sound -> Input -> Mute Windows mic when DRE speaks

⭐ Learn and adapt to Incident penalty thresholds

New alerts and customizations for Incidents and Penalties

  • Hear penalty incident thresholds for drive-throughs and disqualification.
  • You hear these upon entering the race session when gridding, and when approaching the individual limits:
    • Initial Drive-Through
    • Subsequent Drive-Throughs (available with Performance tier or higher)
    • Disqualification (driven by the existing Disqualifications previously known as Incidents High)

🔄 Renamed Alert Incident Threshold

  • Alert Incident Threshold now goes under the name Incident Limit Offset to better describe its offsetting purposes.
  • It now affects not only the Incident Limit before Disqualification, but also the Incident Limit before Drive-Throughs.

🔄 Renamed Incidents High

  • Incidents High is now called Disqualifications to better describe its meaning.

⭐ Custom League Classes

  • Added a new Custom Classes tab in Session View so you can import class setups, inspect league configs, and manage class assignments directly in DRE.
  • Assign drivers by simulator class, car number, Customer ID, or Team ID. Saved league configs can auto-apply when you join a matching league session.
  • Custom class names and colors can carry into the live roster and Analytics, so multi-class fields are easier to read the way your league actually races.
  • Essentials live editing stays protected. Users without access can still inspect imported data in read-only mode.

Custom Classes example config fully mapped

Track Map reflecting custom class colors

Custom Classes manual entry options

🔄 Neural Recognition is now fine-tuned for sim racing

  • The local Neural Recognition models are now fine-tuned for sim racing scenarios, enhancing performance and accuracy.

See how much Neural Recognition has improved

  • Some examples on how DRE now better understands and recognizes terms:
    • "stent" -> "stint"
    • "cap" -> "gap"
    • "showtimeing" -> "show timing"
    • "labs left" -> "laps left"
  • Numbers!
    • Small model makes 46% fewer recognition mistakes.
    • Medium model makes 62% fewer recognition mistakes.
    • What you say vs what’s transcribed correctly now occurs more than double as many times for small, triple for medium.
  • Availablity
    • Small and Medium model will be available going forward. Large local model has been deprecated due to size/quality ratio not improving enough and small and medium models out-performing the large model.
    • Only Multi-Lingual models are now available, as they have shown to be as good, or even better than English-only model. Fear not if you see a Multi-Lingual model downloading.
    • Note ⚠️️ Improvements are only for the local models.
      • Cloud model improvements are pushed back to after feedback and iteration on these new local models.
  • Thanks to contributors of voice data, DRE is now much better at not only understanding single terms better, but overall sentence structures relating to sim racing.

🔄 Optimized Neural Recognition

  • DRE is now better at catching valid race requests that previously risked being rejected or misunderstood.
  • The improvement is most noticeable on borderline phrases: weather questions, fuel page requests, pit fuel instructions, and incident limit questions.
  • Valid DRE request recognition improved by about 4% in validation, while protection against unrelated speech stayed just as strong.
  • Voice command handling is also leaner, saving roughly 150-200 ms by avoiding an extra recognition step before matching the command.

Based on Stable v2026.2.2 – see full stable changelog

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