Is Body Builder (beta) or GPT-5.1 cheaper?

Body Builder (beta) is cheaper on output tokens ($-1,000,000.00 vs $9.00 per 1M).

Which has the larger context window, Body Builder (beta) or GPT-5.1?

GPT-5.1 has the larger context window (400K tokens).

Body Builder (beta) vs GPT-5.1

Body Builder (beta) is cheaper on output tokens, while GPT-5.1 offers a larger context window. Choose Body Builder (beta) or GPT-5.1 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Body Builder (beta)	GPT-5.1
Provider	—	Poe
Input / 1M tokens	$-1,000,000.00	$1.10
Output / 1M tokens	$-1,000,000.00	$9.00
Context window	128K	400K
Parameters	—	—
Open weights	—	No
Released	—	Nov 2025

Body Builder (beta) details →GPT-5.1 details →

FAQ

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