Is doubao-seed-1-8-251215 or gpt-5 cheaper?

doubao-seed-1-8-251215 is cheaper on output tokens ($0.29 vs $10.00 per 1M).

Which has the larger context window, doubao-seed-1-8-251215 or gpt-5?

gpt-5 has the larger context window (400K tokens).

doubao-seed-1-8-251215 vs gpt-5

doubao-seed-1-8-251215 is cheaper on output tokens, while gpt-5 offers a larger context window. Choose doubao-seed-1-8-251215 or gpt-5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	doubao-seed-1-8-251215	gpt-5
Provider	302.AI	302.AI
Input / 1M tokens	$0.11	$1.25
Output / 1M tokens	$0.29	$10.00
Context window	224K	400K
Parameters	—	—
Open weights	No	No
Released	Dec 2025	Aug 2025

doubao-seed-1-8-251215 details →gpt-5 details →

FAQ

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