Prompt Cost · free ACG tool
Prompt Cost Calculator
Estimate tokens and USD cost for a prompt or chat transcript against official model list prices.
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From the AI Cost Gate guides
Matching playbooks on the portal — budgets that auto-stop, runaway containment, and local-first cost control. Conversion stays there.
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Prices
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Astra pricing notes
Batch vs Flex
OpenAI Batch vs Flex: Same 50% Off, Different Shape
Same ~50% off Standard — Batch is async, Flex is sync
Sub vs API
ChatGPT Subscription ≠ API Billing (Astra Access)
ChatGPT plans are not OpenAI API credit
Astra vs Sol
GPT-6 Astra vs Sol Pricing: Why ~2.5× List Rate
List-rate gap vs GPT-5.6 Sol, from the shared price table