OpenAI: GPT-5.6 Terra
openai/gpt-5.6-terra
GPT-5.6 Terra is a balanced model in OpenAI's GPT-5.6 series, positioned between the flagship Sol tier and the cost-efficient Luna tier. It is suited for everyday coding, reasoning, and agentic tasks where capability and cost need to be balanced, offering strong performance at roughly half the cost of Sol.
Model specifications
- Input
- text, image, file
- Output
- text
- Context
- 1,050,000 tokens
- Max output
- 128,000 tokens
- Input price
- $1.5 / 1M tokens
- Output price
- $9 / 1M tokens
- Released
- 2026-07-10
Capabilities
- Streaming
- Function calling
- Vision
- JSON mode
Provider pricing, discounts and data privacy
Compare effective provider prices, published discounts, regions, retention policies, training use, compliance, and privacy links by service tier.
Flex service tier
1 available provider · tier input average $1 / 1M tokens · tier output average $6 / 1M tokens
OpenAI
Tier: Flex · Region: US
Pricing
- Input
- $1 / 1M tokens
- Output
- $6 / 1M tokens
- Cache read
- $0.1 / 1M tokens
- Cache write
- $1.25 / 1M tokens
No provider discount is currently published.
Data privacy and compliance
- Region
- US
- Zero data retention
- Yes
- Data retention
- Zero retention
- Used for training
- No
- Data collection
- Moderated
- No
- GDPR compliant
- Yes
- HIPAA compliant
- Yes
- SOC 2 certified
- Yes
- BYOK supported
- Yes
Privacy policy · Terms · Official website · Documentation · Status
Standard service tier
2 available providers · discounts up to 25.000000000000007% · tier input average $1.75 / 1M tokens · tier output average $10.5 / 1M tokens
Azure
Tier: Standard · Region: US
Pricing
- Input
- $1.5 / 1M tokens
- Output
- $9 / 1M tokens
- Cache read
- $0.15 / 1M tokens
- Cache write
- $1.875 / 1M tokens
Discounts
- Input: 25% off — list $2 / 1M tokens, discounted $1.5 / 1M tokens, effective $1.5 / 1M tokens
- Cache read: 25% off — list $0.2 / 1M tokens, discounted $0.15 / 1M tokens, effective $0.15 / 1M tokens
- Output: 25% off — list $12 / 1M tokens, discounted $9 / 1M tokens, effective $9 / 1M tokens
- Cache write: 25% off — list $2.5 / 1M tokens, discounted $1.875 / 1M tokens, effective $1.875 / 1M tokens
- Prompt Price::Gt::272000: 25% off — list $4, discounted $3
- Prompt Price::Lte::272000: 25% off — list $2, discounted $1.5
- Cache Read Price::Gt::272000: 25% off — list $0.4, discounted $0.3
- Completion Price::Gt::272000: 25% off — list $18, discounted $13.5
- Cache Read Price::Lte::272000: 25% off — list $0.2, discounted $0.15
- Cache Write Price::Gt::272000: 25% off — list $5, discounted $3.75
- Completion Price::Lte::272000: 25% off — list $12, discounted $9
- Cache Write Price::Lte::272000: 25% off — list $2.5, discounted $1.875
Data privacy and compliance
- Region
- US
- Zero data retention
- Yes
- Data retention
- Zero retention
- Used for training
- No
- Data collection
- Moderated
- No
- GDPR compliant
- Yes
- HIPAA compliant
- Yes
- SOC 2 certified
- Yes
- BYOK supported
- No
Privacy policy · Terms · Official website · Documentation · Status
OpenAI
Tier: Standard · Region: US
Pricing
- Input
- $2 / 1M tokens
- Output
- $12 / 1M tokens
- Cache read
- $0.2 / 1M tokens
- Cache write
- $2.5 / 1M tokens
No provider discount is currently published.
Data privacy and compliance
- Region
- US
- Zero data retention
- Yes
- Data retention
- Zero retention
- Used for training
- No
- Data collection
- Moderated
- No
- GDPR compliant
- Yes
- HIPAA compliant
- Yes
- SOC 2 certified
- Yes
- BYOK supported
- Yes
Privacy policy · Terms · Official website · Documentation · Status
Priority service tier
1 available provider · tier input average $4 / 1M tokens · tier output average $24 / 1M tokens
OpenAI
Tier: Priority · Region: US
Pricing
- Input
- $4 / 1M tokens
- Output
- $24 / 1M tokens
- Cache read
- $0.4 / 1M tokens
- Cache write
- $5 / 1M tokens
No provider discount is currently published.
Data privacy and compliance
- Region
- US
- Zero data retention
- Yes
- Data retention
- Zero retention
- Used for training
- No
- Data collection
- Moderated
- No
- GDPR compliant
- Yes
- HIPAA compliant
- Yes
- SOC 2 certified
- Yes
- BYOK supported
- Yes
Privacy policy · Terms · Official website · Documentation · Status
Frequently asked questions
- What is OpenAI: GPT-5.6 Terra?
- GPT-5.6 Terra is a balanced model in OpenAI's GPT-5.6 series, positioned between the flagship Sol tier and the cost-efficient Luna tier. It is suited for everyday coding, reasoning, and agentic tasks where capability and cost need to be balanced, offering strong performance at roughly half the cost of Sol.
- How much does OpenAI: GPT-5.6 Terra cost?
- Input costs start at $1.5 / 1M tokens and output costs start at $9 / 1M tokens. Provider-level prices vary by service tier.
- Are provider discounts available for OpenAI: GPT-5.6 Terra?
- Yes. Current provider offers include discounts of up to 25% from list price. The provider table shows list, discounted, and effective prices.
- What is the context length of OpenAI: GPT-5.6 Terra?
- OpenAI: GPT-5.6 Terra supports a 1,050,000 token context window and up to 128,000 output tokens.
- What capabilities does OpenAI: GPT-5.6 Terra support?
- OpenAI: GPT-5.6 Terra supports Streaming, Function calling, Vision, JSON mode.
- Which providers offer OpenAI: GPT-5.6 Terra?
- OpenAI: GPT-5.6 Terra is available from OpenAI, Azure.
- How do providers handle data privacy for OpenAI: GPT-5.6 Terra?
- 2 of 2 providers report that customer data is not used for training, and 2 offer zero-data-retention routing. Retention, compliance, and privacy-policy links are listed per provider.