GPT-4.1 token cost

When to use GPT-4.1

Strong all-round OpenAI model with a very large context window. Prefer for long documents, tool-heavy apps, and workloads that benefit from prompt caching.

Pricing

Input

$2.00/1M

Output

$8.00/1M

Cached input

$0.500/1M

Batch input

$1.00/1M

Verified

2026-08-12

Official pricing source · Open main calculator · Cheaper frontier models

Estimate with TokenCalculator

Preselect GPT-4.1 in the calculator to count tokens and project request or monthly cost. Exact vs Approx follows this model's tokenizer family. See the Exact vs Approx guide for honesty rules.

Estimate cost for GPT-4.1 · Count tokens · Pricing guide

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Related tools

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Related guides

LLM API pricing · Exact vs Approx · OpenAI token calculator · o200k vs cl100k: which OpenAI encoding counts your text?

Sources and references

Official documentation used for definitions, counting methods, or rate cards. Always confirm critical budgets on the provider page.

• OpenAI official pricing