AIOPLY tracks live API pricing from OpenAI, Anthropic, Google, xAI, and more. Compare models, calculate token costs, and forecast monthly inference spend.
Pick a workload below to see real-time cost comparisons across every tracked provider.
Independent data · no vendor sponsorships · free to use
| Model identifier | Provider | Unit price | Est. monthly |
|---|---|---|---|
| MiniMax M3.1 Flash | MiniMax | $0.15 / 1M input | $7.2 |
| DeepSeek V4.1 Flash 1017 | DeepSeek | $0.15 / 1M input | $7.2 |
| GPT-6.1 Terra | OpenAI | $1.00 / 1M input | $54 |
| GPT-6.1 Terra Pro | OpenAI | $1.00 / 1M input | $54 |
| Kimi K3.1 Pro | $2.00 / 1M input | $108 |
Amazon
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Models priced
Input, output, and cached rates
27
Providers tracked
Published list prices only
2857×
Output price spread
Cheapest vs. priciest frontier model
9
Calculators live
Built for cost, context, and ROI
The calculators people reach for first. Free, no sign-up, published list pricing.
Estimate OpenAI GPT API costs by token volume, request count, and model.
Open calculatorModel Anthropic Claude API spend across Opus, Sonnet, and Haiku.
Open calculatorEstimate Google Gemini API costs including 1M-token context workloads.
Open calculatorCompare routed model costs across every provider in one estimate.
Open calculatorRank the 10 lowest estimated token costs for your workload.
Open calculatorEstimate token counts from raw text and see what it costs on any model.
Open calculatorSee how much conversation, document, or code fits in a model's context window.
Open calculatorTotal your team's AI seat spend across every tool and plan.
Open calculatorWeigh hours saved and labour cost against monthly AI spend.
Open calculatorEvery tool is organised by intent.
Estimate API spend per request, per user, and per month across providers.
Put models side by side on price, context window, and capabilities.
A maintained reference of model prices, limits, and release dates.
ROI, subscription spend, and budget planning for AI programs.
Token math, context budgeting, and API reference utilities.
Research, rate changes, and cost breakdowns from our latest published work.
A side by side API cost comparison of GPT-5.5 Pro and Claude Fable 5 showing rate cards workload calculations and explicit winners per use case.
Read full report: GPT-5.5 Pro vs Claude Fable 5 | Rate Card and Workload Cost AnalysisCompare the cheapest LLM API rates across context windows, input pricing, and output costs using live tracking data across 26 providers.
Read full report: Cheapest LLM API Options for High Output WorkloadsDeepSeek V4 Flash 0731 output pricing rose 1063.6 percent to $1.28 while input fell 81.3 percent to $0.01 per 1M tokens. Here is the full bill impact analysis
Read full report: DeepSeek V4 Flash 0731 Price Change | Token Cost AnalysisCurrent pricing, context windows, and update dates.
OpenAI
OpenAI
OpenAI
OpenAI
Moonshot AI
Moonshot AI
MiniMax
MiniMax
DeepSeek
DeepSeek
Inception
Inception
Short, sourced answers for readers and AI search engines.
AIOPLY is an independent AI cost intelligence platform. It tracks published API pricing for 232 models across 27 providers, including OpenAI, Anthropic, Google, xAI, Meta, Mistral, and DeepSeek, and turns those rates into cost estimates you can check before shipping.
Cost is calculated as (input tokens / 1,000,000 × input rate) + (output tokens / 1,000,000 × output rate). Rates range from a few cents per million tokens on small models to tens of dollars per million on frontier models, so the same workload can differ by more than an order of magnitude between models.
Every rate is taken from the provider's own public pricing documentation and dated on the page. Pricing is re-checked daily and updated when a provider publishes a change or launches a new model.
Yes. All 9 calculators, the model comparison view, and the pricing database are free and need no sign-up or API key.
No. AIOPLY is independent, takes no payment for placement or ranking, and publishes corrections in place when a figure changes.
Independent by design
No vendor pays for placement. Every number comes from published list pricing and is dated on the page you read it.
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