Files
Tony0410 77250ea8c9 incident: SFTPGo outage 2026-09-02 — CT299 tailscaled death + stale lxc-attach recovery
- New incident page documenting CT299 SFTPGo outage (02:18 AWST)
- Root cause: swap exhaustion (43Gi, 100%) killed tailscaled; 5 stale lxc-attach PIDs blocked pct start
- Resolution: killed PIDs 3037951/3334928/3352203/3402511/4004148, pct stop/start 299
- Updated current-state.md with Recent Changes (2026-09-02), bumped updated to 2026-09-04
- Updated log.md with incident entry
- Updated index.md last-updated date

No secrets written. Verified end-to-end: tailscale direct, SFTPGo WebAdmin HTTP 401, SFTP banner SSH-2.0-SFTPGo_2.7.0.
2026-09-04 00:05:32 +08:00

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title, type, status, created, updated, verified_on, confidence, tags, sources
title type status created updated verified_on confidence tags sources
Model Providers system active 2026-07-22 2026-08-20 2026-08-20 high
model
provider
inference
routing
live-probe
config
web-search

Model Providers

Purpose

Inference providers available to Hermes, their routing paths, and notable model updates.

Current Provider Stack

Provider URL Role
custom:litellm http://litellm:4000/v1 Main inference (slower path, 626s/call)
custom:omni http://omni:20128/v1 Auxiliary roles (vision, skills, approval, mcp, web_extract, compression) — factory-reset 2026-08-14
opencode-zen (internal) Free-tier model access for cron jobs
charm-hyper hyper.charm.land/v1 Coding-focused inference (Charmbracelet) — passthrough models, free tier 100 credits/mo
Guanaco ollama:11434 LLM proxy/router on CT205 (Ollama stack)

Default Model

  • resilient-free — resolves through OmniRoute (changed from auto/best-free on 2026-08-14 after factory reset)
  • Previous default auto/best-free was misconfigured — had no combo definition and routed to paid gpt-5.6-sol
  • freellmapi-auto (LiteLLM path) still available but slower

Notable Model Updates

HyperCharm (Charmbracelet) — Provider Research (2026-08-20)

  • What: Hyper (hyper.charm.land) is Charmbracelet's LLM inference service, purpose-built for agentic coding models
  • OmniRoute integration: Already merged — PR #5961 (2026-07-03) added as charm-hyper provider with passthrough models from hyper.charm.land/v1/models
  • Free plan: 100 Hypercredits/month (~$5 value), no rollover — use it or lose it monthly
  • Credit mechanics: 1 Hypercredit = $0.05; balance queryable via GET /v1/credits (returns {"balance": 100})
  • Catalog pricing (cheap models): deepseek-v4-flash $0.20/$0.40 per 1M in/out, qwen3.7-flash $0.20/$0.80, gemma-4-26b $0.12/$0.42
  • No config changes made — research only; charm-hyper is available but not wired as a Hermes default
  • Status: Candidate for free-tier OmniRoute combo; passthrough model import means zero maintenance

GPT-5.6 Luna — Model Research (2026-08-14)

  • Community consensus: Luna is cleaner/more polished; DeepSeek V4 Flash is more persistent/cheaper
  • Luna strengths: visual/UI work, final code review, bounded high-stakes tasks, cleaner structured output
  • DeepSeek strengths: automation, persistent executor work, high-volume subtasks, long-context economics
  • Key caveat: Provider route matters more than model name — openai-codex/gpt-5.6-luna, openrouter/openai/gpt-5.6-luna, deepseek/deepseek-v4-flash, and openrouter/deepseek/deepseek-v4-flash are four different tests
  • Pricing: Direct OpenAI $0.20/M input, $1.20/M output; OpenRouter $0.10/M input, $0.60/M output
  • Context: 1.05M tokens, 128K output, function calling, structured outputs, image input, configurable reasoning effort
  • Recommendation: Luna plans and reviews; DeepSeek executes — but test on a clean direct route before judging

Guanaco v0.8.14 (2026-08-14)

  • Updated from v0.8.11 on CT205 — three incremental bug-fix releases focused on DSML/tool-call output hygiene
  • DSML tag leakage fixes: malformed tool-call output no longer leaks raw syntax junk into model context
  • Dashboard performance fix: cached content size, fixed wrong column names in history query
  • No new features, no breaking changes — low-risk update
  • See systems/guanaco

DeepSeek V4 Flash 0731 (2026-07-31)

  • Same model ID: deepseek-v4-flash — no ID change, just a post-training bump
  • Same architecture: 284B total params, 13B active per token, 1M context window
  • Same pricing: $0.14/M input, $0.28/M output
  • Benchmark jump: Terminal Bench 2.1: 82.7 (up from 61.8 preview — 34% relative gain)
  • Now surpasses V4-Pro preview (72.1) on agent/coding benchmarks
  • Stricter tool name validation: Rejects tool names not matching ^[a-zA-Z0-9_-]+$ — may cause issues with OmniRoute-transformed tool names
  • Impact: Your existing cron jobs using deepseek-v4-flash get the upgrade automatically. The empty-stream fallback issue (opencode-go/deepseek-v4-flash returning empty 200s) is a provider plumbing problem, not a model quality problem.

OmniRoute Free-DeepSeek Silent-Stop Mitigation (2026-08-04)

  • Free-DeepSeek upstreams returning empty-after-tool responses since Aug 1 → silent turn stops on deepseek-flash-free and smart-route/good-free across both instances
  • Reworked both combos: strategy priorityfill-first, dropped proven culprits (238d5978/deepseek-v4-flash + -0731, nvidia deepseek), healthy free models promoted, deepseek demoted to last resort
  • See incidents/2026-08-04-omniroute-free-deepseek-silent-stops

Context Enforcement

  • Three layers: model native → combo data.config.context_length → Hermes client cap
  • Effective context is the minimum of the three

Combo Behavior

  • priority retries same provider up to maxRetries, then errors; it does NOT fall through
  • fill-first walks the list on failure
  • auto/lkgp recalculates per request using health scoring
  • Same-provider entries in a combo share rate-limit buckets
  • Session affinity caches provider in session_model_history