GPT-5.6 Terra

OpenAI · model · context window 1,050,000 tokens.

Pricing (per 1M tokens)

Input$2.50

Output$15.00

Cache read$0.2500

Specifications

Context window1,050,000 tokens

Max output128,000 tokens

Modalitiestext

VisionNo

Tool useYes

ReasoningNo

Prompt cachingNo

Estimate cost with GPT-5.6 Terra

GPT-5.6 Terra is pre-selected below. Enter your token counts and volume to see the cost per request, per day and per month — then switch models to compare.

Model

Input tokens(tokens)

Output tokens(tokens)

Results update automatically as you type.

Result

$0.0100 per request

~$300.00/month at 1,000 requests/day

Input cost: $0.00250
Output cost: $0.00750
Per request: $0.0100
Per day: $10.00
Per month: $300.00

Chatbot Cost Calculator Compare all models

Source: auto-discovery (models.dev). Prices are re-checked daily against the provider’s official pricing; this rate was last changed on 19 July 2026. A recent date here just means the price is still current, not that it moved.