AI Cost Calculator
Enter how much you use AI. See what every provider actually costs. API pricing and subscriptions compared side by side.
Pricing checked June 19, 2026 from official sources
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Your costs update live below as you drag.
Your monthly cost at 30 messages/day
DeepSeek V4 Flash
CheapestDeepSeek
DeepSeek V4 Pro
DeepSeek
GPT-5.4 Nano
OpenAI
Gemini 3.1 Flash-Lite
Gemini 3 Flash Preview
Kimi K2.6
Moonshot AI
Kimi K2.7-Code
Moonshot AI
GPT-5.4 Mini
OpenAI
Claude Haiku 4.5
Anthropic
Gemini 3.5 Flash
Gemini 3.1 Pro Preview
GPT-5.4
OpenAI
Claude Sonnet 4.6
Anthropic
Claude Opus 4.8
Anthropic
GPT-5.5
OpenAI
GPT-5.5 Pro
OpenAI
Quick take
At 30 messages/day, DeepSeek V4 Flash is the cheapest API option at $0.26/mo. The most expensive option (GPT-5.5 Pro) would cost $143.10/mo for the same usage. That adds up fast.
AI pricing changes constantly
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Full pricing reference (checked June 19, 2026)
| Model | Input/M tokens | Output/M tokens | Subscription |
|---|---|---|---|
Claude Opus 4.8 | $5 | $25 | Max (5x $100, 20x $200) |
Claude Sonnet 4.6 | $3 | $15 | Pro ($20/mo) |
Claude Haiku 4.5 | $1 | $5 | Pro ($20/mo) |
GPT-5.5 | $5 | $30 | Plus/Pro (availability varies) |
GPT-5.4 | $2.5 | $15 | Plus ($20/mo) |
GPT-5.5 Pro | $30 | $180 | Pro ($200/mo) |
GPT-5.4 Mini | $0.75 | $4.5 | Plus ($20/mo) |
GPT-5.4 Nano | $0.2 | $1.25 | API only |
Gemini 3 Flash Preview | $0.5 | $3 | AI Pro/Ultra access varies |
Gemini 3.1 Pro Preview | $2 | $12 | AI Pro ($20/mo) |
Gemini 3.1 Flash-Lite | $0.25 | $1.5 | AI Pro ($20/mo) |
Gemini 3.5 Flash | $1.5 | $9 | AI Pro ($20/mo) |
DeepSeek V4 Flash | $0.14 | $0.28 | No subscription |
DeepSeek V4 Pro | $0.435 | $0.87 | No subscription |
Kimi K2.6 | $0.95 | $4 | Moderato ($19/mo) |
Kimi K2.7-Code | $0.95 | $4 | Kimi plans from $19/mo |
Prices from official provider documentation. Anthropic: platform.claude.com. OpenAI: developers.openai.com pricing and model pages. Google: ai.google.dev. DeepSeek: api-docs.deepseek.com. Moonshot/Kimi: platform.kimi.ai. DeepSeek input uses cache-miss pricing; cache-hit pricing can be lower.