✨ Stop overpaying for AI APIs

Stop Burning Money on AI APIs.

Calculate and compare costs for GPT-5.2, Claude 4.5, Gemini 3.0, and more instantly.

Select a model to calculate cost

Why Developers Trust TokenBurner

Accurate data, transparent methodology, and tools built for real-world AI cost optimization.

Official Pricing Data

All pricing is sourced directly from official API documentation. We update our database regularly as providers change their rates.

Privacy-First Design

All calculations run locally in your browser. We never transmit or store your prompts, token counts, or any calculation inputs.

Built by Practitioners

Created by developers who've built production AI systems. Every tool comes from real-world experience, not theoretical knowledge.

Continuously Updated

AI pricing changes frequently. We monitor major providers and update our data to ensure you always have accurate numbers.

Insights

Latest insights3

Short, practical notes on cost modeling, tokens, and KPI-driven decisions.

View all →
2026-01-28
5 min

OpenAI vs Anthropic Pricing: Complete Cost Comparison Guide

GPT-4o vs Claude 3.5 Sonnet pricing breakdown. Input/output costs, batch discounts, and when each provider makes financial sense for your workload.

2026-01-25
6 min

AI Agent Costs: Why Your Agent Burned $50 in 10 Minutes

Agentic workflows can 10x your LLM costs. Tool loops, context accumulation, and retry storms explained. How to build agents that don't bankrupt you.

2026-01-22
3 min

Fine-Tuning vs RAG: When Each Is Cheaper (And When It Isn't)

Fine-tuning has upfront cost; RAG has per-query cost. Break-even math, when to use which, and how to avoid the worst of both.