LLM budget control and cost governance for AI agents. Python library for token budgets, usage limits and guardrails for OpenAI, Anthropic, LangChain, LangGraph and agentic systems.
python openai budget agents cost-control llm ai-governance langchain llmops anthropic langfuse cost-tracking crewai langgraph agentic-ai ai-guardrails ai-cost-control tokencost llm-fallback llm-budget-control
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Updated
Mar 16, 2026 - Python