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MODEL

GPT-5.5 API on FlowAPI

High-capability GPT model for coding agents, compression, and general production requests.
Use GPT-5.5Read docs

Key details

Context
Large context
Pricing
Check dashboard pricing
Compatible SDK
OpenAI-compatible SDKs and tools

Quick start

  1. Create a FlowAPI key.
  2. Set model to gpt-5.5.
  3. Send a test chat completion request.
  4. Monitor usage and latency in the dashboard.

API example

curl https://www.flowapi.online/v1/chat/completions \
  -H "authorization: Bearer $FLOWAPI_KEY" \
  -H "content-type: application/json" \
  -d '{"model":"gpt-5.5","messages":[{"role":"user","content":"Hello from FlowAPI"}]}'

FAQ

Can I call GPT-5.5 with the OpenAI SDK?

Yes. Set the FlowAPI base URL and API key in an OpenAI-compatible client.

How is GPT-5.5 priced?

The exact user price depends on the model rule and channel group multiplier shown in FlowAPI.

Is FlowAPI OpenAI compatible?

Yes. Use https://www.flowapi.online/v1 as the base URL with your FlowAPI key.

Can I use existing SDKs?

Yes. Most OpenAI-compatible SDKs and tools work by changing the base URL and API key.

Where do I manage keys and usage?

Create keys, monitor usage, and view billing in the FlowAPI dashboard.

Related FlowAPI pages

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