GPT 5.5

openai/gpt-5.5

General-purpose Codex model for agentic coding tasks.

Context

272K

Max output

64K

Capabilities

TextToolsThinking

Thinking: low, medium, high

Providers

Models are served through the tokenbnb shared Codex OAuth pool.

Provider	Route	Status
tokenbnb Codex pool	/v1/responses	Available