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Anthropic Claude Sonnet 4 Pricing on OpenRouter

$3.00 per 1M tokensInput price on OpenRouter, per 1M tokens
$15.00 per 1M tokensOutput price on OpenRouter, per 1M tokens
200,000 tokensContext window
64,000 tokensLongest reply (max output)

As listed on OpenRouter; details and sources below.

OpenRouter lists Anthropic Claude Sonnet 4 at $3.00 per 1M tokens for input and $15.00 per 1M tokens for output. Observed Last checked · Source · Methodology

No OpenRouter listing recorded after Oct 15, 2026; the price above is the last one listed, not a current price.

Amount worked out from the source page: $3.00 per 1M tokens, in USD · as shown in Switzerland on Oct 15, 2026 · the page does not say whether tax is included; we do not assume it is excluded · no price change seen since Sep 29, 2026.

How we got this number

  • What we read: the published price on openrouter.ai/api/v1/models
  • Checked: ; tracked since Sep 29, 2026
  • Shown in: Switzerland
  • Checks so far: 19 checks on 17 days since Sep 29, 2026
  • What changed: no price change since Sep 29, 2026
  • Page updated:

Other measured facts

QuestionAnswerCheckedStatus
How much does Anthropic Claude Sonnet 4 cost per 1M output tokens on OpenRouter?$15.00 per 1M tokensObserved
What is the context window of Anthropic Claude Sonnet 4 on OpenRouter, in tokens?200,000 tokensObserved
What is the maximum output length of Anthropic Claude Sonnet 4 on OpenRouter, in tokens?64,000 tokensObserved

History

Same price in all 19 checks since Sep 29, 2026.

Marketplace price over the 7 days to Oct 15, 2026: $3.00 per 1M tokens (7 checks). Short-lived price moves are not listed as changes.

  1. — First check: $3.00 per 1M tokens

The source record lists $0.000003 per token ($3.00 per 1M tokens), fetched on Oct 15, 2026.

The source record, as published
"prompt":"0.000003"
What the source says · openrouter.ai
Record history — 76 records for 4 questions
Last record
Shown in
Switzerland
How much does Anthropic Claude Sonnet 4 cost per 1M input tokens on OpenRouter?
TimeValueStatus
Oct 15, 2026$3.00 per 1M tokensObserved
Oct 14, 2026$3.00 per 1M tokensObserved
Oct 13, 2026$3.00 per 1M tokensObserved
Oct 12, 2026$3.00 per 1M tokensObserved
Oct 11, 2026$3.00 per 1M tokensObserved
Oct 10, 2026$3.00 per 1M tokensObserved
Oct 9, 2026$3.00 per 1M tokensObserved
Oct 8, 2026$3.00 per 1M tokensObserved
Oct 7, 2026$3.00 per 1M tokensObserved
Oct 6, 2026$3.00 per 1M tokensObserved
Oct 5, 2026$3.00 per 1M tokensObserved
Oct 4, 2026$3.00 per 1M tokensObserved
Oct 3, 2026$3.00 per 1M tokensObserved
Oct 2, 2026$3.00 per 1M tokensObserved
Oct 1, 2026$3.00 per 1M tokensObserved
How much does Anthropic Claude Sonnet 4 cost per 1M output tokens on OpenRouter?
TimeValueStatus
Oct 15, 2026$15.00 per 1M tokensObserved
Oct 14, 2026$15.00 per 1M tokensObserved
Oct 13, 2026$15.00 per 1M tokensObserved
Oct 12, 2026$15.00 per 1M tokensObserved
Oct 11, 2026$15.00 per 1M tokensObserved
Oct 10, 2026$15.00 per 1M tokensObserved
Oct 9, 2026$15.00 per 1M tokensObserved
Oct 8, 2026$15.00 per 1M tokensObserved
Oct 7, 2026$15.00 per 1M tokensObserved
Oct 6, 2026$15.00 per 1M tokensObserved
Oct 5, 2026$15.00 per 1M tokensObserved
Oct 4, 2026$15.00 per 1M tokensObserved
Oct 3, 2026$15.00 per 1M tokensObserved
Oct 2, 2026$15.00 per 1M tokensObserved
Oct 1, 2026$15.00 per 1M tokensObserved
What is the context window of Anthropic Claude Sonnet 4 on OpenRouter, in tokens?
TimeValueStatus
Oct 15, 2026200,000 tokensObserved
Oct 14, 2026200,000 tokensObserved
Oct 13, 2026200,000 tokensObserved
Oct 12, 2026200,000 tokensObserved
Oct 11, 2026200,000 tokensObserved
Oct 10, 2026200,000 tokensObserved
Oct 9, 2026200,000 tokensObserved
Oct 8, 2026200,000 tokensObserved
Oct 7, 2026200,000 tokensObserved
Oct 6, 2026200,000 tokensObserved
Oct 5, 2026200,000 tokensObserved
Oct 4, 2026200,000 tokensObserved
Oct 3, 2026200,000 tokensObserved
Oct 2, 2026200,000 tokensObserved
Oct 1, 2026200,000 tokensObserved
What is the maximum output length of Anthropic Claude Sonnet 4 on OpenRouter, in tokens?
TimeValueStatus
Oct 15, 202664,000 tokensObserved
Oct 14, 202664,000 tokensObserved
Oct 13, 202664,000 tokensObserved
Oct 12, 202664,000 tokensObserved
Oct 11, 202664,000 tokensObserved
Oct 10, 202664,000 tokensObserved
Oct 9, 202664,000 tokensObserved
Oct 8, 202664,000 tokensObserved
Oct 7, 202664,000 tokensObserved
Oct 6, 202664,000 tokensObserved
Oct 5, 202664,000 tokensObserved
Oct 4, 202664,000 tokensObserved
Oct 3, 202664,000 tokensObserved
Oct 2, 202664,000 tokensObserved
Oct 1, 202664,000 tokensObserved

Showing the latest 60 of 76 records; the full history is in data.json and data.csv.

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