GPT-5.5 (OpenAI)
View on OpenAIView on OpenRouterIdentity and capabilities
- Status
- Current
- Local execution
- Not verified
- Context window
- 1,050,000
- Maximum output
- 128,000
- Image input
- Yes
- Reasoning
- Yes
- Tool calling
- Yes
- Release date
- First seen
- 2026-08-29 19:40:01Z UTC
- Last verified
Current offers - prices in USD · per 1M tokens
| OpenRouter | OpenAI | |
|---|---|---|
| Standard · Input ≤ 272,000 tokens | ||
| Cached input | $0.5 | $0.5 |
| Input | $5 | $5 |
| Output | $30 | $30 |
| Standard · Input > 272,000 tokens | ||
| Cached input | $1 | $1 |
| Input | $10 | $10 |
| Output | $45 | $45 |
| Batch / Flex · Input ≤ 272,000 tokens | Batch only | |
| Cached input | $0.25 | $0.25 |
| Input | $2.5 | $2.5 |
| Output | $15 | $15 |
| Batch / Flex · Input > 272,000 tokens | Batch only | |
| Cached input | $0.5 | $0.5 |
| Input | $5 | $5 |
| Output | $22.5 | $22.5 |
| Fast · Input ≤ 272,000 tokens | ||
| Cached input | $1.25 | |
| Input | $12.5 | |
| Output | $75 |
Active promotions
No officially confirmed promotion applies to this model.
Recent price changes
- Pricing structure changed
- Input: $5.00 No longer listed
- Output: $30.00 No longer listed
- Pricing structure changed
- Cached input (>272000 to unbounded input tokens, batch, long context): $0.5
- Cached input (0 to <=272000 input tokens, batch, short context): $0.25
- Pricing structure changed
- Input: $5.00 No longer listed
- Output: $30.00 No longer listed