openai/gpt-5.3-codex on OpenRouter.

01Overview

OpenRouter serves openai/gpt-5.3-codex at $1.75 per million input tokens and $14.00 per million output. Context window: 400K tokens. 1 sharer is online for it, from $14.77 per million input tokens. 4 requests in the last 30 days.

02Pricing

Across 1 online sharer, input rates run from $14.77 to $14.77 per million tokens.

03Capabilities

04Availability

1 sharer is online for this model right now.

05Usage

Served 4 requests through Aile in the last 30 days. See network usage data.

06Call it

Any OpenAI- or Anthropic-compatible SDK works. Use this exact model id:

curl https://aile.sh/v1/chat/completions \
  -H "Authorization: Bearer $AILE_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openrouter/openai/gpt-5.3-codex",
    "messages": [{"role": "user", "content": "Hello"}]
  }'

Quickstart · API reference

07Alternatives

Other providers serve openai/gpt-5.3-codex too, at their own rates — compare every provider for openai/gpt-5.3-codex.

Other models from OpenRouter:

Similar published rates elsewhere: