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[Bug Report] ActivationCache.to() always warns "move_model is deprecated", even when not passed

Status: Open.

#1342 In TransformerLensOrg/TransformerLens;

· RecreationalMath opened on May 28, 2026

[Bug Report] run_with_cache(device=...) permanently moves the model and leaves cfg.device stale

Status: Open.

#1336 In TransformerLensOrg/TransformerLens;

· RecreationalMath opened on May 27, 2026

[Test Coverage] Generation compatibility for TransformerBridge models lacking native generate()

complexity-moderateModerately complicated issues for people who have intermediate experience with the codeModerately complicated issues for people who have intermediate experience with the code

good first issueGood for newcomersGood for newcomers

help wantedExtra attention is neededExtra attention is needed

low-priorityMaintainers are not prioritising this work currently.Maintainers are not prioritising this work currently.

TransformerBridgeBug specific to the new TransformerBridge systemBug specific to the new TransformerBridge system

Status: Open.

#1328 In TransformerLensOrg/TransformerLens;

· jlarson4 opened on May 26, 2026

[Test Coverage] Fix SVD interpreter compatibility test fixtures

complexity-simpleSimple issues, which may be good for beginnersSimple issues, which may be good for beginners

good first issueGood for newcomersGood for newcomers

low-priorityMaintainers are not prioritising this work currently.Maintainers are not prioritising this work currently.

TransformerBridgeBug specific to the new TransformerBridge systemBug specific to the new TransformerBridge system

Status: Open.

#1327 In TransformerLensOrg/TransformerLens;

· jlarson4 opened on May 26, 2026

[Bug Report] Fix dense component initialization for Pythia hook shapes

bugSomething isn't workingSomething isn't working

complexity-moderateModerately complicated issues for people who have intermediate experience with the codeModerately complicated issues for people who have intermediate experience with the code

good first issueGood for newcomersGood for newcomers

help wantedExtra attention is neededExtra attention is needed

TransformerBridgeBug specific to the new TransformerBridge systemBug specific to the new TransformerBridge system

Status: Open.

#1326 In TransformerLensOrg/TransformerLens;

· jlarson4 opened on May 26, 2026

[Test Coverage] Parameterize Cohere logit_scale fold test with a non-trivial scale

complexity-simpleSimple issues, which may be good for beginnersSimple issues, which may be good for beginners

good first issueGood for newcomersGood for newcomers

low-priorityMaintainers are not prioritising this work currently.Maintainers are not prioritising this work currently.

TransformerBridgeBug specific to the new TransformerBridge systemBug specific to the new TransformerBridge system

Status: Open.

Task

#1325 In TransformerLensOrg/TransformerLens;

· jlarson4 opened on May 26, 2026

[Bug Report] [macOS-arm64] Cached eager attention NaNs in transformers v5 — blocks bridge KV-cache generation

discussionNo action needed yetNo action needed yet

seen_by_maintainersConfirms that a maintainer is aware of this card.Confirms that a maintainer is aware of this card.

toolingAnything pertaining to outside tools used within the codebaseAnything pertaining to outside tools used within the codebase

wontfixThis will not be worked onThis will not be worked on

Status: Open.

#1322 In TransformerLensOrg/TransformerLens;

· jlarson4 opened on May 22, 2026

[Proposal] Additional Architecture Adapter tests

complexity-simpleSimple issues, which may be good for beginnersSimple issues, which may be good for beginners

enhancementNew feature or requestNew feature or request

good first issueGood for newcomersGood for newcomers

help wantedExtra attention is neededExtra attention is needed

low-priorityMaintainers are not prioritising this work currently.Maintainers are not prioritising this work currently.

TransformerBridgeBug specific to the new TransformerBridge systemBug specific to the new TransformerBridge system

Status: Open.

Feature

#1302 In TransformerLensOrg/TransformerLens;

· jlarson4 opened on May 12, 2026

[Proposal] Gemma4 Architecture Adapter

complexity-moderateModerately complicated issues for people who have intermediate experience with the codeModerately complicated issues for people who have intermediate experience with the code

enhancementNew feature or requestNew feature or request

help wantedExtra attention is neededExtra attention is needed

TransformerBridgeBug specific to the new TransformerBridge systemBug specific to the new TransformerBridge system

Status: Open.

#1297 In TransformerLensOrg/TransformerLens;

· jlarson4 opened on May 11, 2026

[Proposal] Add support for cpu, meta, and disk to TransformerBridge device_map

complexity-moderateModerately complicated issues for people who have intermediate experience with the codeModerately complicated issues for people who have intermediate experience with the code

enhancementNew feature or requestNew feature or request

help wantedExtra attention is neededExtra attention is needed

TransformerBridgeBug specific to the new TransformerBridge systemBug specific to the new TransformerBridge system

Status: Open.

#1280 In TransformerLensOrg/TransformerLens;

· jlarson4 opened on May 5, 2026

[Proposal] Direct Logit Attribution Tool

complexity-moderateModerately complicated issues for people who have intermediate experience with the codeModerately complicated issues for people who have intermediate experience with the code

enhancementNew feature or requestNew feature or request

good first issueGood for newcomersGood for newcomers

help wantedExtra attention is neededExtra attention is needed

minorRelease a minor versionRelease a minor version

Status: Open.

#1263 In TransformerLensOrg/TransformerLens;

· jlarson4 opened on Apr 22, 2026

Import fails by default in colab

bugSomething isn't workingSomething isn't working

complexity-moderateModerately complicated issues for people who have intermediate experience with the codeModerately complicated issues for people who have intermediate experience with the code

needs-investigationIssues that need to be recreated, or investigated before work can be doneIssues that need to be recreated, or investigated before work can be done

Status: Open.

#1080 In TransformerLensOrg/TransformerLens;

· jacobcd52 opened on Oct 11, 2025