GPT 5.6 Sol API price
openai/gpt-5.6-sol
The cheapest GPT 5.6 Sol API is $1.00/M input at OpenAI (via OpenRouter) - all 7 providers compared below, per 1M tokens.
FlagshipOpenAI1.1M context7 sellers
Input
$1.00
per 1M tokens · OpenAI (via OpenRouter)
up to $8.00
Output
$5.00
per 1M tokens · OpenAI (via OpenRouter)
up to $33.00
Where to buy it
Cheapest GPT 5.6 Sol API providers compared - 7 sellers, from $1.00/M.
| Provider | Input $/M | Output $/M | Cached in | Uptime |
|---|---|---|---|---|
| OpenAI (via OpenRouter) | 1.00cheapest | 5.00 | 0.100 | 99.9% |
| 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 | - | - |
| GMI Cloud (featured list) | 5.00 | 30.00 | - | - |
| Azure (via OpenRouter) | 5.00 | 30.00 | 0.500 | 99.8% |
| TokenRouter (aggregator) | 5.00 | 30.00 | 0.500 | - |
| Amazon Bedrock (via OpenRouter) | 5.50 | 33.00 | 0.550 | - |
8.0× between the cheapest and the dearest of 7 sellers.
Against its tier
- This model$6.00
- Cheapest · GLM 5.3 Flash$0.29
- Tier median · Grok 4.6$8.00
- Dearest · GPT 5.5 Pro (04-23 snapshot)$330.00
#12 of 31 flagship · cheaper than 63%
Details
- Context window
- 1.1M1,050,000 tokens
- Developer
- OpenAI
- Intelligence
- 60.9max
- Sellers
- 78.0× spread
- Cached input
- $0.10where the source publishes one
- Cheapest at
- OpenAI (via OpenRouter)
- Combined
- $6.00in + out per 1M
- Last checked
- 2026-08-28
- Availability
- 99.93%median of 5 OpenRouter endpoints, last 30 min