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OpenAI

GPT-5.5 Pro

modelgpt-5-5-pro
UltraStableCommunityStreamingToolsBatchLong contextGlobal

Context

1.1M

Input / 1M tokens

$30.00

Output / 1M tokens

$180.00

Cached input / 1M tokens

— (bills at input price)

Cache write / 1M tokens

— (bills at input price)

Available in both lanes: guarded and community. Prices above are for the community route (gpt-5-5-pro); see Ways to call for each route.

About this model

GPT-5.5 Pro

GPT-5.5 Pro is a model by OpenAI, available through the Anoman AI OpenAI-compatible API with a 1.1M-token context window. On its community route it costs $30.00 per 1M input tokens and $180.00 per 1M output tokens, and is available from the Pro plan.

Key facts

Maker
OpenAI
Context window
1.1M tokens
Max output
128K tokens
Lane
Guarded and Community (community routes need account opt-in and the provider may train on data; see Ways to call below)
Modality
Text
Input price
$30.00 per 1M tokens (community route)
Output price
$180.00 per 1M tokens (community route)
Processing region(s)
global
Route
Via OpenRouter
Cheapest plan
Available from the Pro plan
Price comparison
Priced below 1 of 115 pro-band community models on Anoman (blended price: 1 part input to 3 parts output).

More models by OpenAI

Ways to call

Ways to call GPT-5.5 Pro

Each model ID below is callable through the Anoman AI API. Price and processing region depend on the route.

Model IDRouteInput / output per 1M tokensRegion(s)LaneContext
gpt-5-5-proVia OpenRouter$30.00 / $180.00globalCommunity (opt-in, may train)1.1M
gpt-5.5-proVia OpenAI's API$30.00 / $180.00usGuarded1.1M

Code example

Chat completion with GPT-5.5 Pro

from openai import OpenAI

client = OpenAI(
    base_url="https://api.anoman.io/v1",
    api_key="anm-sk-..."
)

response = client.chat.completions.create(
    model="gpt-5-5-pro",
    messages=[{"role": "user", "content": "Hello!"}]
)
print(response.choices[0].message.content)

Alternatives

Similar models in our catalog

Same maker first, then the closest price to GPT-5.5 Pro in the Anoman catalog.

Use GPT-5.5 Pro through Anoman.