Token Ledger
Unit economics for the LLM stack
Monthly LLM Spend
AnthropicAzure OpenAISelf-hosted
Spend by Workflow
RAG SearchCode AssistDoc SummaryAgentsOther
$112K
MAR-25
Cost per 1K Tokens · By Model
OpusSonnetHaikuBlended (platform)
Cost Per Request · By Workflow (Mar 2025)
Anomaly Feed · Last 14 Days
3
Critical
7
Warning
RAG Search· output tokens 3.1× baseline
+$8.2KCode Assist· daily spend >2σ
+$1.4KAgents· context window growth
+18%Doc Summary· cost/req down after Haiku swap
−$3.1KOverview
Built a cost-allocation pipeline that ingests AWS CUR, Azure Cost Management exports, and the Anthropic and OpenAI usage APIs into a single Snowflake fact table, then surfaces unit economics to engineers, product, and finance through a BI dashboard.
Tools
- AWS CUR
- Azure Cost Management
- Snowflake
- dbt
- Python
- Anthropic API
- OpenAI API