Show HN: CostPerPrompt – Live AI API pricing and real-workload cost calculators
Why CEREBRO kept it
AI API pricing and cost optimization
The text below is an automated extraction of the article at https://costperprompt.com/, stored verbatim in the public cerebro-vault repository. Copyright remains with the original publisher (costperprompt.com).
What will AI actually cost you? Live pricing for 232+ models, refreshed automatically — plus calculators that turn token prices into real answers: what your chatbot, agent, or API workload will cost per month. Every cost question, answered Flagship model pricing per 1M tokens · updated 2026-08-02| Model | Vendor | Input / 1M | Output / 1M | Context | |---|---|---|---|---| | GPT-5.6 Sol | OpenAI | $5.00 | $30.00 | 1.1M | | GPT-5.5 | OpenAI | $5.00 | $30.00 | 1.1M | | GPT-5.4 | OpenAI | $2.50 | $15.00 | 1.1M | | Claude Fable 5 | Anthropic | $10.00 | $50.00 | 1M | | Claude Opus 5 | Anthropic
Community take
Pricing data is easy to scrape; the hard part is factoring token efficiency, reasoning costs, and cache behavior across providers, which the calculator doesn't address.
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