chooseaimodel

Stop guessing which AI model to use

Simulate your real workload, forecast costs, and compare hundreds of AI models — then choose confidently before you deploy.

307 models · 51 providers · updated 3 min ago

From real workload to confident decision

  1. 01

    Describe your workload

    Paste a real prompt and expected response, or pick a use-case preset. No SDK, no account, nothing stored.

  2. 02

    Add the real shape

    Attach files by type and size, set your monthly request volume, and flag what matters — latency, quality, budget.

  3. 03

    Compare and decide

    See projected monthly cost across hundreds of models, the recommended pick, and the trade-offs against the alternatives.

The same job, a fraction of the bill

Customer support bot

120k requests / mo

GPT-5
$648/mo
Grok
$157/mo
76% cheaper

Document extraction

60k requests / mo

Claude Fable 5
$1,180/mo
Gemini Flash
$214/mo
82% cheaper

Internal RAG assistant

200k requests / mo

GPT-5
$920/mo
DeepSeek
$132/mo
86% cheaper

Illustrative — list rates at typical volumes. Run the simulator on your own workload for an exact figure.

A sensible default for your use case

Customer support

Claude Sonnet

Reliable tone and instruction-following at conversational volume.

Document extraction

Gemini

Long context and low per-token cost for high-volume parsing.

Research agent

GPT

Strong multi-step reasoning when answer quality outranks cost.

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