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Claude Sonnet 5 vs Pareto 26.9
2026 Stored listed rates & illustrative token-cost comparison
📌 Executive Summary (TL;DR):Under a standard baseline of 1M input + 200K output tokens, listed rates for Claude Sonnet 5 and Pareto 26.9 are virtually identical. Engineering teams should prioritize latency percentiles and contextual accuracy.(Price records last updated 2026-10-22 (UTC))
Metric
Claude Sonnet 5 (Anthropic)
Pareto 26.9 (openrouter)
Input listed rate
$2.00 / 1M Tokens
$2.50 / 1M Tokens
Output listed rate
$10.00 / 1M Tokens
$7.50 / 1M Tokens
Cached Input rate
$0.20 / 1M Tokens
$0.25 / 1M Tokens
Context Window
1000K Tokens
262K Tokens
Modality
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