Is Palmyra X5 or GPT-5.3 Codex cheaper?

Palmyra X5 is cheaper on output tokens ($6.00 vs $14.00 per 1M).

Which has the larger context window, Palmyra X5 or GPT-5.3 Codex?

Palmyra X5 has the larger context window (1M tokens).

Palmyra X5 vs GPT-5.3 Codex

Palmyra X5 is cheaper on output tokens, while Palmyra X5 offers a larger context window. Choose Palmyra X5 or GPT-5.3 Codex based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Palmyra X5	GPT-5.3 Codex
Provider	OpenRouter	OpenRouter
Input / 1M tokens	$0.60	$1.75
Output / 1M tokens	$6.00	$14.00
Context window	1M	400K
Parameters	—	—
Open weights	No	No
Released	Jan 2026	Feb 2026

Palmyra X5 details →GPT-5.3 Codex details →

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.