Neon
GPT-5.5 Pro
gpt-5-5-pro
Prices and limits
- Input price per 1M tokens
- $30.00
- Output price per 1M tokens
- $180.00
- Cached input per 1M tokens
- —
- Blended price per 1M (our estimate)
- $67.50
- Context window
- 1,050,000
- Max output tokens
- 128,000
- Accepts
- TextImagePDF
- Produces
- TextImage
- Released
- Apr 23, 2026
- Last updated
- Apr 23, 2026
- Knowledge cutoff
- Dec 1, 2025
- Open weights
- No
- Above 200,000 tokens of context: $60.00 input / $270.00 output per 1M.
- Above 272,000 tokens of context: $60.00 input / $270.00 output per 1M.
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Cheapest comparable models
Other priced models that accept at least the same inputs, produce the same outputs and have at least half this context window, sorted by blended price.
Same model at other providers
Matched by the catalogue’s model ID. Cheapest blended price first.
- GPT-5.5-ProPoe$27.27 / $163.64400K
- GPT 5.5 ProVercel AI Gateway$30.00 / $180.001M
- GPT Pro Latest (GPT-5.5 Pro)Eden AI$30.00 / $180.001.1M
- GPT-5.5 ProAIHubMix$30.00 / $180.001.1M
- GPT-5.5 ProCloudflare AI Gateway$30.00 / $180.001M
- GPT-5.5 ProCrossModel$30.00 / $180.001.1M
- GPT-5.5 ProEden AI$30.00 / $180.001.1M
- GPT-5.5 ProFastRouter$30.00 / $180.001.1M
- GPT-5.5 ProImpossibl$30.00 / $180.001.1M
- GPT-5.5 ProKilo Gateway$30.00 / $180.001.1M
- GPT-5.5 ProDevPass (LLM Gateway)$30.00 / $180.001.1M
- GPT-5.5 ProOpenAI$30.00 / $180.001.1M
Price changes
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