Models/Text/GPT-5.3 Codex Spark

OpenAI: GPT-5.3 Codex Spark

Name: OpenAI: GPT-5.3 Codex Spark
Brand: OpenAI

Coding-first model tuned for structured output, repo work, and agent loops.

Capability support

TText🖼Vision⚙Tools{}JSON⚡Streaming

Context window200Ktokens

Providers

Live pricing, latency, and uptime per active route

ProvidersInputOutputCache readLatencyThroughputUptime

OOpenAI

Credit 2.50Credit 10.00Credit 0.00001.1s—