Is Perplexity Sonar or Anthropic: Claude Opus 4.5 cheaper?

Perplexity Sonar is cheaper on output tokens ($1.00 vs $25.00 per 1M).

Which has the larger context window, Perplexity Sonar or Anthropic: Claude Opus 4.5?

Anthropic: Claude Opus 4.5 has the larger context window (200K tokens).

Perplexity Sonar vs Anthropic: Claude Opus 4.5

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

Spec	Perplexity Sonar	Anthropic: Claude Opus 4.5
Provider	Helicone	Helicone
Input / 1M tokens	$1.00	$5.00
Output / 1M tokens	$1.00	$25.00
Context window	127K	200K
Parameters	—	—
Open weights	No	No
Released	Jan 2025	Nov 2025

Perplexity Sonar 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.