Token Counting Python Packages

burnlens

Open-source LLM FinOps proxy — track OpenAI, Anthropic (Claude), and Google Gemini costs by feature, team, and customer. Zero code changes. pip install burnlens.

cendor-core

Production plumbing for LLM apps: context, cost, testing & governance — composable, framework-agnostic Python libraries.

cendor-acttrace

Production plumbing for LLM apps: context, cost, testing & governance — composable, framework-agnostic Python libraries.

cendor-tokenguard

Production plumbing for LLM apps: context, cost, testing & governance — composable, framework-agnostic Python libraries.

pytokencalc

Know your LLM costs before you hit send. Count tokens from 20+ providers with 99.9% accuracy. Estimate costs, track usage, optimize spending. No setup required.

cendor-guardrails

Production plumbing for LLM apps: context, cost, testing & governance — composable, framework-agnostic Python libraries.

puretiktoken

tiktoken in pure Python: byte-for-byte compatible BPE tokenizer for GPT-4/4o, no Rust extension, zero dependencies

cendor-squeeze

Production plumbing for LLM apps: context, cost, testing & governance — composable, framework-agnostic Python libraries.

cendor-contextkit

Production plumbing for LLM apps: context, cost, testing & governance — composable, framework-agnostic Python libraries.

cendor-cassette

Production plumbing for LLM apps: context, cost, testing & governance — composable, framework-agnostic Python libraries.

cendor-libs

Production plumbing for LLM apps: context, cost, testing & governance — composable, framework-agnostic Python libraries.

runtoken

A blazing-fast BPE tokenizer for LLMs. Drop-in tiktoken replacement, 20-80x faster.

tokenbudget

Lightweight token tracking, cost management, and budget enforcement for LLM API calls

cendor

Production plumbing for LLM apps: context, cost, testing & governance — composable, framework-agnostic Python libraries.

slash-tokens

Token Optimization for Context Engineers. 4.8 KB WASM. Sub-millisecond. Zero dependencies.

context-budget

Claude Code context window budget calculator — know your token cost before you load

filestoai

Turn a local codebase into clean, token-counted context for an LLM. One Rust binary with gitignore-aware selection, clipboard/pipe workflows, and a built-in UI.

tokonomix

Universal LLM token counting and cost management. Track, compare, and optimize your LLM API spending.