OpenAI Operational
GPT-5.5 — pricing & price history
Bottom line: GPT-5.5 costs $5 per 1M input tokens and $30 per 1M output tokens on OpenAI, with a 1M-token context window.
API model id: gpt-5.5 · Verified against the provider's pricing page as of 2026-06-22.
Input / 1M tokens
$5
Output / 1M tokens
$30
Context window
1M
Provider status
Operational
Price history
| Date | Input /1M | Output /1M |
|---|---|---|
| 2026-08-20 | $5 | $30 |
| 2026-08-19 | $5 | $30 |
| 2026-08-18 | $5 | $30 |
| 2026-08-17 | $5 | $30 |
| 2026-08-16 | $5 | $30 |
| 2026-08-15 | $5 | $30 |
| 2026-08-14 | $5 | $30 |
| 2026-08-13 | $5 | $30 |
| 2026-08-12 | $5 | $30 |
| 2026-08-11 | $5 | $30 |
| 2026-08-10 | $5 | $30 |
| 2026-08-09 | $5 | $30 |
Cheaper alternatives with similar context
| Model | Provider | Input /1M | Output /1M | Context |
|---|---|---|---|---|
| DeepSeek V4 Flash | DeepSeek | $0.14 | $0.28 | 1M |
| Gemini 2.5 Flash-Lite | Google Gemini | $0.1 | $0.4 | 1.048576M |
| DeepSeek V4 Pro | DeepSeek | $0.44 | $0.87 | 1M |
| Gemini 3.1 Flash-Lite | Google Gemini | $0.25 | $1.5 | 1.048576M |
| Gemini 2.5 Flash | Google Gemini | $0.3 | $2.5 | 1.048576M |
| Grok 4.3 (≤200K) | xAI (Grok) | $1.25 | $2.5 | 1M |
Routing agents: call price_history("openai--gpt-5-5") or cheapest_model(min_context=1000000) over our MCP/x402 API to use this programmatically. Docs →