What will AI actually cost you?

costperprompt.com · 2026-08-02 · by Long Nguyen ·generic
Live pricing for 232+ AI models (GPT, Claude, Gemini, Llama, DeepSeek) plus real-world cost calculators: chatbots, API budgets, and token math. Updated 2026-08-02.

What will AI actually cost you?

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.

API cost calculator Chatbot cost calculator All 232 model prices GPU rental prices

Every cost question, answered

$\_ API Cost Calculator Any workload, compared across all 232 models — with caching & batch discounts. 💬 Chatbot Cost Simulates real conversations — growing history, resent context, cache hits. 🤖 Agent Cost Multi-step loops, tool schemas, retries — see why agents cost 10–30× more than you think. 📚 RAG Cost Indexing, retrieval and generation priced separately — spoiler: embeddings are pennies. 🎙️ Voice AI Cost STT + LLM + TTS per minute, per call, per month — the full three-part bill. 🖥️ GPU Rental Pricing H100, A100, RTX 4090 across 10 providers — the same chip at a 5× price spread. 🖼️ Image API Pricing $0.003 to $0.17 per image — three market tiers and a batch calculator. 🔢 Token Counter Paste text, get tokens and cost on any model — 100% in your browser. ⚡ Cost-Cutting Guides Prompt caching (−90% input) and the Batch API (−50% everything) explained.

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 | $5.00 | $25.00 | 1M | | Claude Sonnet 5 | Anthropic | $2.00 | $10.00 | 1M | | Kimi K3 | Moonshot (Kimi) | $3.00 | $15.00 | 1M | | DeepSeek V4 Pro | DeepSeek | $0.435 | $0.87 | 1M | | DeepSeek V4 Flash 0731 | DeepSeek | $0.09 | $0.18 | 1M | | Gemini 3.1 Pro Preview | Google | $2.00 | $12.00 | 1M | | Gemini 3.6 Flash | Google | $1.50 | $7.50 | 1M | | Grok 4.5 | xAI | $2.00 | $6.00 | 500K | | Grok 4.3 | xAI | $1.25 | $2.50 | 1M | | GLM 5.2 | Z.ai (GLM) | $0.4186 | $1.32 | 1M |

See the full table of 232 models →

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How AI API pricing works — the 60-second version

Every major AI provider bills the same way: you pay per token (roughly ¾ of a word), with separate rates for input (what you send) and output (what the model writes back). Output is usually 3–5× more expensive than input. A model listed at $5 / $25 per million tokens costs $5 for every million tokens you send and $25 for every million it generates.

Two discounts change the math dramatically: prompt caching cuts repeated input costs by up to 90% (critical for chatbots that resend conversation history), and batch processing takes \~50% off when you can wait for results. Our calculators account for both — most "how much will this cost" articles don't, which is why their estimates run 2–3× too high or too low.

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