ypollak2/llm-router

v9.0.4 Bugfix

This release fixes issues for SREs watching stability and regressions.

Published 10d LLM Frameworks

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Topics

ai-routing anthropic claude claude-code cost-optimization gemini

+7 more

litellm llm llm-router mcp-server model-router ollama openai

Summary

AI summary

Fixed UserPromptSubmit hook in Claude Code to show the reason field instead of a generic "Blocked by hook" error.

Changes in this release

Type	Severity	Summary	CVE
Bugfix	Medium	Fixes hook block message in Claude Code to display reason field instead of generic error. Fixes hook block message in Claude Code to display reason field instead of generic error. Source: llm_adapter@2026-05-25 Confidence: high	—
Bugfix	Medium	Ensures subscription overrides use correct response field for user visibility. Ensures subscription overrides use correct response field for user visibility. Source: llm_adapter@2026-05-25 Confidence: high	—

Full changelog

v9.0.4 — Critical Fix: Claude Code Hook Blocking (2026-05-24)

Fixed

Hook Block Message — fixed UserPromptSubmit hook returning a generic "Blocked by hook" error in Claude Code. It now correctly uses the reason field to display direct execution responses.
Subscription Overrides — ensured critical pressure overrides also use the correct response field for user visibility.

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About ypollak2/llm-router

Subscription-aware LLM router for Claude Code. Routes tasks to 20+ providers (OpenAI, Gemini, Groq, Ollama, Codex) based on complexity classification, Claude subscription pressure, and cost. Free tasks stay on Claude subscription; expensive tasks fall back to the cheapest capable model. Includes 30 MCP tools, 6 auto-routing hooks, semantic dedup cache, prompt caching, daily spend cap, and a live web dashboard.

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Related context

Related tools

Earlier breaking changes

v9.2.0 Changes auto‑route directive from advisory "DO NOT SKIP" to hard constraint with explicit blocked tools list.
v9.2.0 Breaks permanent downgrade of enforcement after first Edit/Write; v13 now requires per‑turn routing.