available

GPT-5.6 Terra

vivgrid/gpt-5-6-terra

Prices

Input: $2.50 per 1M tokens
low
Input (>272k ctx): $4.00 per 1M tokens
low
Input (cache write, >272k ctx): $5.00 per 1M tokens
low
Input (cache write): $3.13 per 1M tokens
low
Input (cached read, >272k ctx): $0.40 per 1M tokens
low
Input (cached read): $0.25 per 1M tokens
low
Output: $15.00 per 1M tokens
low
Output (>272k ctx): $18.00 per 1M tokens
low
Output (reasoning): $2.00 per 1M tokens
low

Specifications

Provider: vivgrid
Context window: 1,050,000
Max output tokens: 128,000
Open weights: no
Released: 07/09/2026
Retires: no date announced
First seen by this tracker: 09/14/2026

Price history

Input (>272k ctx) — per 1M tokens

Recorded changes for Input (>272k ctx)
From	Amount
09/14/2026	5
09/23/2026	4

Output (>272k ctx) — per 1M tokens

Recorded changes for Output (>272k ctx)
From	Amount
09/14/2026	22.5
09/23/2026	18

Input (cached read, >272k ctx) — per 1M tokens

Recorded changes for Input (cached read, >272k ctx)
From	Amount
09/14/2026	0.5
09/23/2026	0.4

Input (cache write, >272k ctx) — per 1M tokens

Recorded changes for Input (cache write, >272k ctx)
From	Amount
09/14/2026	6.25
09/22/2026	5

No changes recorded

Input: 2.5 per 1M tokens, unchanged since 09/14/2026
Output: 15 per 1M tokens, unchanged since 09/14/2026
Input (cached read): 0.25 per 1M tokens, unchanged since 09/14/2026
Input (cache write): 3.13 per 1M tokens, unchanged since 09/14/2026
Output (reasoning): 2 per 1M tokens, unchanged since 09/14/2026

Last updated 10/04/2026, 02:10