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Interactive pricing calculator for 43 AI models, now including Claude Opus 5.5 ($4/$20), GPT-6 Sol ($2/$10), GPT-6 Luna ($0.10/$0.50), and Grok 4.7 ($2/$6) per 1M input/output tokens. Refreshed GPT-5.6 prices from OpenAI’s current API pricing. Updated September 25, 2026.
A heavy AI coding user burning 200M output tokens/month on GPT-5.5 pays $6,000/month. The same workload on DeepSeek V4 Pro costs $174. The benchmarks gap? 3.2 points on SWE-bench Pro. Here's how to build a coding stack that gives you 95% of flagship performance for 3% of the cost.