Models › OpenAI
gpt-6.1-terra API pricing
$1.00 per 1M input tokens and $5.00 per 1M output tokens (prompts up to 272K tokens). Verified 2026-11-01 against the official price list.
Current prices
| Mode | Input | Output | Cache read | Cache write (30 min) | Cache write (12 h) |
|---|---|---|---|---|---|
| Standardprompts ≤ 272K tokens | $1.00 | $5.00 | $0.05 | $1.25 | $2.50 |
| Standardprompts > 272K tokens | $2.00 | $7.50 | $0.10 | $2.50 | $5.00 |
| Batch APIprompts ≤ 272K tokens | $0.50 | $2.50 | $0.025 | $0.625 | $1.25 |
| Batch APIprompts > 272K tokens | $1.00 | $3.75 | $0.05 | $1.25 | $2.50 |
| Flexprompts ≤ 272K tokens | $0.50 | $2.50 | $0.025 | $0.625 | $1.25 |
| Flexprompts > 272K tokens | $1.00 | $3.75 | $0.05 | $1.25 | $2.50 |
| Fast modeprompts ≤ 272K tokens | $2.00 | $10.00 | $0.10 | $2.50 | $5.00 |
| Fast modeprompts > 272K tokens | $4.00 | $15.00 | $0.20 | $5.00 | $10.00 |
USD per 1M tokens.
Price history
- 2026-10-31 Cache read (Batch API, prompts ≤ 272K tokens): — → $0.025
- 2026-10-31 Cache read (Batch API, prompts > 272K tokens): — → $0.05
- 2026-10-31 Cache read (Fast mode, prompts ≤ 272K tokens): — → $0.10
- 2026-10-31 Cache read (Fast mode, prompts > 272K tokens): — → $0.20
- 2026-10-31 Cache read (Flex, prompts ≤ 272K tokens): — → $0.025
- 2026-10-31 Cache read (Flex, prompts > 272K tokens): — → $0.05
- 2026-10-31 Cache read (Standard, prompts ≤ 272K tokens): — → $0.05
- 2026-10-31 Cache read (Standard, prompts > 272K tokens): — → $0.10
- 2026-10-31 Cache write (12 h) (Batch API, prompts ≤ 272K tokens): — → $1.25
- 2026-10-31 Cache write (12 h) (Batch API, prompts > 272K tokens): — → $2.50
- 2026-10-31 Cache write (12 h) (Fast mode, prompts ≤ 272K tokens): — → $5.00
- 2026-10-31 Cache write (12 h) (Fast mode, prompts > 272K tokens): — → $10.00
- 2026-10-31 Cache write (12 h) (Flex, prompts ≤ 272K tokens): — → $1.25
- 2026-10-31 Cache write (12 h) (Flex, prompts > 272K tokens): — → $2.50
- 2026-10-31 Cache write (12 h) (Standard, prompts ≤ 272K tokens): — → $2.50
- 2026-10-31 Cache write (12 h) (Standard, prompts > 272K tokens): — → $5.00
- 2026-10-31 Cache write (30 min) (Batch API, prompts ≤ 272K tokens): — → $0.625
- 2026-10-31 Cache write (30 min) (Batch API, prompts > 272K tokens): — → $1.25
- 2026-10-31 Cache write (30 min) (Fast mode, prompts ≤ 272K tokens): — → $2.50
- 2026-10-31 Cache write (30 min) (Fast mode, prompts > 272K tokens): — → $5.00
- 2026-10-31 Cache write (30 min) (Flex, prompts ≤ 272K tokens): — → $0.625
- 2026-10-31 Cache write (30 min) (Flex, prompts > 272K tokens): — → $1.25
- 2026-10-31 Cache write (30 min) (Standard, prompts ≤ 272K tokens): — → $1.25
- 2026-10-31 Cache write (30 min) (Standard, prompts > 272K tokens): — → $2.50
- 2026-10-31 Input (Batch API, prompts ≤ 272K tokens): — → $0.50
- 2026-10-31 Input (Batch API, prompts > 272K tokens): — → $1.00
- 2026-10-31 Input (Fast mode, prompts ≤ 272K tokens): — → $2.00
- 2026-10-31 Input (Fast mode, prompts > 272K tokens): — → $4.00
- 2026-10-31 Input (Flex, prompts ≤ 272K tokens): — → $0.50
- 2026-10-31 Input (Flex, prompts > 272K tokens): — → $1.00
- 2026-10-31 Input (Standard, prompts ≤ 272K tokens): — → $1.00
- 2026-10-31 Input (Standard, prompts > 272K tokens): — → $2.00
- 2026-10-31 Output (Batch API, prompts ≤ 272K tokens): — → $2.50
- 2026-10-31 Output (Batch API, prompts > 272K tokens): — → $3.75
- 2026-10-31 Output (Fast mode, prompts ≤ 272K tokens): — → $10.00
- 2026-10-31 Output (Fast mode, prompts > 272K tokens): — → $15.00
- 2026-10-31 Output (Flex, prompts ≤ 272K tokens): — → $2.50
- 2026-10-31 Output (Flex, prompts > 272K tokens): — → $3.75
- 2026-10-31 Output (Standard, prompts ≤ 272K tokens): — → $5.00
- 2026-10-31 Output (Standard, prompts > 272K tokens): — → $7.50
Source
- https://developers.openai.com/api/docs/pricing — official OpenAI price list, last verified 2026-11-01