openrouter
gpt-5-codex
Token pricing, context window, and capabilities — sourced and dated. Prices are verified where independent sources agree and labelled pending otherwise; never guessed.
Pricing
- Input
- $1.25 / 1M tokens
- Output
- $10 / 1M tokens
- Cached input
- $0.125 / 1M tokens
Context window
- Max input
- 272,000 tokens
- Max output
- 128,000 tokens
Capabilities
- Function calling
- Prompt caching
- Batch API
Tokenizer: approximate
Source: raw.githubusercontent.com · Verified 2026-07-15
Cite this page
telemeter.ai — gpt-5-codex pricing & context window. Verified 2026-07-15, source raw.githubusercontent.com. https://telemeter.ai/models/gpt-5-codex