v0.5.20

ed-donner/llm_engineeringv0.5.20Jul 7, 2026by decolua

AI Summary

Introduces a thinking level picker with suffix support across multiple providers and adds Farsi language support, alongside various fixes for reasoning effort and token counting.

Key Highlights

Thinking level picker with suffix support for forced reasoning effort
Farsi (fa) language support added
JS-native git-log filter for RTK
Fixes for Claude max_tokens and reasoning effort normalization

New Features

Thinking: per-model thinking level picker on provider page
Farsi (fa) language support
RTK: add JS-native git-log filter
Caveman: add targeted upstream-aligned style rules

Full Release Notes

Features:
- Thinking: per-model thinking level picker on provider page, appends (level) suffix to copied model names for forced reasoning effort across all formats (openai, claude, gemini, deepseek, kimi, qwen, zai, minimax, hunyuan, step)
- RTK: add JS-native git-log filter (#2423)
- Caveman: add targeted upstream-aligned style rules (#2424)
- i18n: add Farsi (fa) language support (#2385)

Fixes:
- Thinking: strip (level) suffix from upstream body.model so providers no longer reject requests
- Translator: preserve developer instructions in openai-responses conversion (#2434)
- count_tokens: count structured Anthropic blocks (#2419)
- Volcengine-ark: clamp GLM-5 max_tokens to model output ceiling (#2428)
- Kimi: normalize reasoning_effort to backend enum (#2427)
- Claude: reconcile max_tokens vs thinking budget and lift per-model ceiling (#2381)
- Kiro: deliver system prompt natively, add Opus 4.5/4.7/4.8, tolerate dash version ids (#2366)
- Headroom: proxy dashboard through app (#2372)
- MITM: recover from stale lock file on server start

Docs:
- README: swap in Vietnamese tutorial video; add English and Urdu/Hindi tutorials (#2305)
- Add CLAUDE.md guidance for Claude Code (#2354)