OpenAI

GPT-4.1

A long-context general-purpose model with a 1M-token window, strong for document processing and non-reasoning workloads.

ActiveReleased April 14, 2025Knowledge cutoff June 1, 2024Available from 4 providers
Tool callingCan invoke external tools and APIs (function calling) mid-response.Structured outputCan return JSON or schema-constrained responses instead of free text.ReasoningUses extended thinking / chain-of-thought for harder multi-step problems.Effort controlLets you dial thinking depth (low / medium / high) to trade cost for quality.Fine-tuningSupports training a custom variant on your own data.

Source: OpenAI models, OpenAI pricing

Price per 1M tokens
$2 in / $8 out
Context window1,047,576
Max output32,768
Cache read$0.5 / M
Batch discount-50%
ModalitiesText, Image → Text
Priced across4 providers

Pricing

Every billing leg from the live catalog, in USD per 1M tokens.

Billing legRateBatch
Input$2 / M$1 / M
Output$8 / M$4 / M
Cache read$0.5 / Mn/a

Cost calculator

Billing-grade math over the rate card above, including the thinking tokens most estimates miss.

Estimated monthly cost
$560
at current list prices
Fresh input$400
Cached input$0.00
Output$160
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Compare providers

The same model, priced across every platform that serves it. Lowest combined in/out rate is flagged.

PlatformInput / MOutput / MCache read / MBatchAccess
OpenAILowest
$2$8$0.5First-party API
Azure OpenAI
$2$8$0.5Direct
Azure OpenAI · Data zone
$2.2$8.8$0.55Direct
Azure OpenAI · Regional
from$2.2$8.8$0.55Direct

Regional deployments are priced per region; the lowest available region rate is shown.

Price history

Has this model gotten cheaper or more expensive?

EffectiveInput / OutputStatus
April 20, 2026 – July 10, 2026$2 / $8past
July 10, 2026$2 / $8current

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Rates are generated from SuperPenguin's live pricing catalog.