GPT 5.6 Sol API price
openai/gpt-5.6-sol
The cheapest GPT 5.6 Sol API is $2.00/M input at OpenAI (via OpenRouter) - all 7 providers compared below, per 1M tokens.
FlagshipOpenAI1.1M context7 sellers
Input
$2.00
per 1M tokens · OpenAI (via OpenRouter)
up to $8.00
Output
$10.00
per 1M tokens · OpenAI (via OpenRouter)
up to $30.00
Where to buy it
Cheapest GPT 5.6 Sol API providers compared - 7 sellers, from $2.00/M.
Cost calculator
| Provider | Input $/M | Output $/M | Cached in | Uptime | Your cost |
|---|---|---|---|---|---|
| OpenAI (via OpenRouter) | 2.00cheapest | 10.00 | 0.200 | 100% | |
| Flex | 1.00 | 5.00 | 0.100 | 100% | |
| Cheaper Inference (discount marketplace)43% off | 2.28 | 11.40 | 0.228 | - | |
| Official - OpenAI | 4.00 | 20.00 | 0.400 | - | |
| >272K ctx | 8.00 | 30.00 | 0.800 | - | |
| Batch | 2.00 | 10.00 | 0.200 | - | |
| Flex | 2.00 | 10.00 | 0.200 | - | |
| Priority | 8.00 | 40.00 | 0.800 | - | |
| OrcaRouter (aggregator) | 4.00 | 20.00 | - | - | |
| Azure (via OpenRouter) | 4.00 | 20.00 | 0.400 | 100% | |
| Amazon Bedrock (via OpenRouter) (us-east-1) | 4.40 | 22.00 | 0.440 | - | |
| TokenRouter (aggregator) | 5.00 | 30.00 | 0.500 | - |
4.0× between the cheapest and the dearest of 7 sellers.
Against its tier
- This model$12.00
- Cheapest · GLM 5.3 Flash$0.12
- Tier median · GLM 5.3 Prime$11.60
- Dearest · GPT 5.5 Pro (04-23 snapshot)$210.00
#20 of 36 flagship · cheaper than 46%
Details
- Context window
- 1.1M1,050,000 tokens
- Developer
- OpenAI
- Intelligence
- 47.0 Max
- Sellers
- 74.0× spread
- Cached input
- $0.20where the source publishes one
- Cheapest at
- OpenAI (via OpenRouter)
- Combined
- $12.00in + out per 1M
- Last checked
- 2026-10-12
- Availability
- 100.00%median of 4 OpenRouter endpoints, last 30 min