Is OpenAI GPT-4.1 or Anthropic: Claude Opus 4.5 cheaper?

OpenAI GPT-4.1 is cheaper on output tokens ($8.00 vs $25.00 per 1M).

Which has the larger context window, OpenAI GPT-4.1 or Anthropic: Claude Opus 4.5?

OpenAI GPT-4.1 has the larger context window (1M tokens).

OpenAI GPT-4.1 vs Anthropic: Claude Opus 4.5

OpenAI GPT-4.1 is cheaper on output tokens, while OpenAI GPT-4.1 offers a larger context window. Choose OpenAI GPT-4.1 or Anthropic: Claude Opus 4.5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	OpenAI GPT-4.1	Anthropic: Claude Opus 4.5
Provider	Helicone	Helicone
Input / 1M tokens	$2.00	$5.00
Output / 1M tokens	$8.00	$25.00
Context window	1M	200K
Parameters	—	—
Open weights	No	No
Released	Apr 2025	Nov 2025

OpenAI GPT-4.1 details →Anthropic: Claude Opus 4.5 details →

FAQ

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