Guides
How to Read Your LLM Credit Ledger
Your balance is a running total of ledger entries — reservations, settlements, releases, top-ups, fees. Here is how to read the ledger so every cent of LLM spend is explainable.
Nemo Team
7 minPosts
Latest first
reading-a-spend-ledger.ts
NEMO GATEWAY// Title: How to Read Your LLM Credit Ledger
// 1. Initialize custom gateway router
const nemo = new NemoRouter({
apiKey: "sk-nemo-prod-...",
fallback: true,// Safe active failovers
});
// 2. Direct request routing
await nemo.chat.completions.create({ model: "claude" });
API ActivePort 3001
200 OK (240ms)
Nemo Routernemorouter.aiActive Request Routing
Cost vs Usage: Finding the Quietly Expensive Model
Virtual Key
Anthropic
OpenAI
Availability: 100%Fee: 0% Tier 3
Auto-shardedNemo Routernemorouter.aiEngineering
Cost vs Usage: Finding the Quietly Expensive Model
Request count and dollar cost tell different stories. Here is how cost-vs-usage analytics surface the low-volume model that dominates your bill — and the cheap one you can route more traffic to.
Nemo Team
8 minAttribute LLM Spend by Team, Customer, and Feature
Legacy Proxy
Platform Fee
4% Markup
Timeout rate: 529 errors
Nemo Router
Platform Fee
0% Tier 3
Failover: 0ms fallback
Compare vs standard proxiesActive Fallbacks
Nemo Routernemorouter.aiGuides
Attribute LLM Spend by Team, Customer, and Feature
"The AI bill went up" is useless without attribution. Here is how request tags let you slice LLM spend by team, customer, feature, and environment on a gateway — no per-call bookkeeping in your app.
Nemo Team
8 min