All models
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...
Modalities
File
Image
Text
In / Out price
$1.00 / $6.00 per 1M
Context
1.05M · 128K out
Released
Jul 9, 2026
Providers
Live list prices and uptime across 7 providers serving this model.
| Provider | Input /M | Output /M | Cache read /M | Context | Max output | Uptime 24h |
|---|---|---|---|---|---|---|
| Azure | $2.00 | $12.00 | $0.20 | 1.05M | 128K | 99.95% |
| OpenAI | $2.00 | $12.00 | $0.20 | 1.05M | 128K | 99.94% |
| OpenAI | $1.00 | $6.00 | $0.10 | 1.05M | 128K | 99.94% |
| OpenAI | $4.00 | $24.00 | $0.40 | 1.05M | 128K | 99.94% |
| Azure | $2.20 | $13.20 | $0.22 | 1.05M | 128K | 99.74% |
| Azure | $2.20 | $13.20 | $0.22 | 1.05M | 128K | 100.00% |
| Amazon Bedrock | $2.20 | $13.20 | $0.22 | 1.05M | 128K | — |
Implicit prompt caching available — repeated context bills at the cache read rate.
Capabilities
Tool calling
Reasoning
Moderated
include_reasoning
max_completion_tokens
max_tokens
reasoning
reasoning_effort
response_format
seed
structured_outputs
tool_choice
Pricing detail
- Input
- $1.00
- Output
- $6.00
- Cache read
- $0.10
- Cache write
- $1.25
USD per 1M tokens.