This release adds 4 notable features for engineering teams evaluating rollout.
✓ No known CVEs patched in this version
Topics
+2 more
Summary
AI summaryBug fixes, new features for model switching and GPT‑5.6 support, performance optimizations via pre‑sizing vectors, refactors to error handling, and expanded test coverage.
Changes in this release
| Type | Severity | Summary | CVE |
|---|---|---|---|
| Feature | Medium |
Add support for GPT-5.6 models and update related prompts and configurations. Add support for GPT-5.6 models and update related prompts and configurations. Source: llm_adapter@2026-07-16 Confidence: high |
— |
| Feature | Low |
Add immediate submit commands for slash palette. Add immediate submit commands for slash palette. Source: llm_adapter@2026-07-16 Confidence: high |
— |
| Feature | Low |
Include enum options in preflight schema hint. Include enum options in preflight schema hint. Source: llm_adapter@2026-07-16 Confidence: high |
— |
| Feature | Low |
Add planning intent detection and validation enhancements. Add planning intent detection and validation enhancements. Source: llm_adapter@2026-07-16 Confidence: high |
— |
| Performance | Low |
Lowercase once per strip instead of per marker scan. Lowercase once per strip instead of per marker scan. Source: llm_adapter@2026-07-16 Confidence: high |
— |
| Performance | Low |
Pre-size summary prompt and retained-message vectors. Pre-size summary prompt and retained-message vectors. Source: llm_adapter@2026-07-16 Confidence: high |
— |
| Performance | Low |
Pre-size preflight validation failures vector. Pre-size preflight validation failures vector. Source: llm_adapter@2026-07-16 Confidence: high |
— |
| Performance | Low |
Pre-size system-prompt line vectors. Pre-size system-prompt line vectors. Source: granite4.1:30b@2026-07-16-audit Confidence: low |
— |
| Performance | Low |
Pre-size render output lines and list stack. Pre-size render output lines and list stack. Source: granite4.1:30b@2026-07-16-audit Confidence: low |
— |
| Performance | Low |
Pre-size render output strings. Pre-size render output strings. Source: granite4.1:30b@2026-07-16-audit Confidence: low |
— |
| Bugfix | Medium |
Skip CARGO_INCREMENTAL with sccache wrapper in check-dev. Skip CARGO_INCREMENTAL with sccache wrapper in check-dev. Source: llm_adapter@2026-07-16 Confidence: high |
— |
| Bugfix | Medium |
Address critical/high/medium bugs and DRY violations across codebase. Address critical/high/medium bugs and DRY violations across codebase. Source: llm_adapter@2026-07-16 Confidence: high |
— |
| Bugfix | Medium |
Dedup recovery dispatch, fix error swallowing, clean DRY. Dedup recovery dispatch, fix error swallowing, clean DRY. Source: llm_adapter@2026-07-16 Confidence: high |
— |
Full changelog
What's Changed
0.135.0 - 2026-07-09
Highlights
Bug Fixes
- Comprehensive code review and debugging fixes (060baf81)
- Skip CARGO_INCREMENTAL with sccache wrapper in check-dev (b3009d4a)
- Address critical/high/medium bugs and DRY violations across codebase (099e7d60)
- Dedup recovery dispatch, fix error swallowing, clean DRY (e403b78a)
Features
- Differentiate model-switch outcome variants, add harness opt-out config (b535d70f)
- Add immediate submit commands for slash palette (aa01bce9)
- Include enum options in preflight schema hint (74a9ca18)
- Add support for GPT-5.6 models and update related prompts and configurations (6775385c)
Other Changes
Other
- Add planning intent detection and validation enhancements (8176201f)
- Update TODO (c7b353de)
Performance
- Lowercase once per strip instead of per marker scan (83a33aaf)
- Pre-size summary prompt and retained-message vectors (b8de575b)
- Pre-size preflight validation failures vector (95ba7560)
- Pre-size system-prompt line vectors (4d583287)
- Pre-size render output lines and list stack (35a90e05)
- Pre-size render output strings (83407ee2)
Refactors
- Name failure mode in recovery retry directive (593b4c67)
- Extract finalize_turn helper from run_turn_loop (85460ba6)
- Improve error handling and streamline post-tool recovery logic (bb3aeff2)
Tests
- Cover tool-free recovery retry-then-salvage (00f6ad3f)
Full Changelog: https://github.com/vinhnx/vtcode/compare/0.134.15...0.135.0
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