AI Token & API Cost Estimator
Calculate precise token usage and API billing for GPT-5.2, Claude 4.6, and Gemini 3.1 based on April 2026 rates.
Total Estimated Cost
Input Cost
$0.0000
Output Cost
$0.0095
Remaining: 1,099,325 tokens.
Token Conversion
Calculated at 1 word = 1.35 tokens (Industry standard for multi-modal GPT-5 and Claude 4 models).
Cost Comparison across 2026 Models
See how much this same request would cost on other top-tier AI models.
| Model Name | Provider | Input Rate (1M) | Output Rate (1M) | Total Estimated Cost |
|---|---|---|---|---|
| DeepSeek V3.2 | DeepSeek | $0.28 | $0.42 | $0.000284 |
| Gemini 3.1 Pro | $2.00 | $12.00 | $0.008100 | |
| GPT-5.2 StandardCurrent Selection | OpenAI | $1.75 | $14.00 | $0.009450 |
| Claude 4.6 Sonnet | Anthropic | $3.00 | $15.00 | $0.0101 |
| Claude 4.6 Opus | Anthropic | $15.00 | $75.00 | $0.0506 |
| GPT-5.2 Pro | OpenAI | $21.00 | $168.00 | $0.1134 |
Master Your 2026 AI API Budget
Our AI token to words calculator is designed for the 2026 landscape where GPT-5.2 and Claude 4.6 dominate. Stop guessing your billing and start planning with precision. We use the updated 1.35 token-to-word ratio to ensure you never go over budget or hit context limits unexpectedly.
Why Use an AI Token Estimator?
Whether you are building with OpenAI GPT-5.2 Nano or Claude 4.6 Opus, understanding the math behind tokens is critical. A single 1,000-word prompt doesn't just cost 1,000 tokens; it's the hidden overhead, the system messages, and the output multipliers that break the bank.