LLM API Cost Calculator — GPT-5.6, Claude 4.6, Gemini 3.7
Calculate LLM API monthly cost. Compare pricing across OpenAI GPT-5.6, Anthropic Claude 4.6, and Google Gemini 3.7 models. Updated August 2026.
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Price Table (August 2026)
Price = USD / 1M tokens. Updated August 2026 with latest GPT-5.6, Claude Opus 4.6, and Gemini 3.7 Flash pricing.
Cost-Saving Tricks
- 🎯 Model routing: GPT-4o-mini judges difficulty, only hard cases go to GPT-4o
- 📦 Prompt caching (both Anthropic & OpenAI): same system prompt → save 50%+
- ⚡ Cut unused system prompt verbosity (use dibi8 Token Counter to verify)
- 🪄 RAG chunk optimization: embeddings are 100× cheaper than LLM calls