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claude-sonnet-4-5-20250929

claude-sonnet200k context64k max outputreleased Sep 30, 2025ReasoningTool calling

As of Oct 4, 2026, the cheapest claude-sonnet-4-5-20250929 API price is $2.7 per 1M input tokens (Jiekou.AI) and $13.5 per 1M output tokens (Jiekou.AI). claude-sonnet-4-5-20250929 is offered by 2 providers in the claude-sonnet family, reasoning enabled.

Cheapest input
$2.7
Cheapest output
$13.5
Official
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output per 1M tokens
Providers
2
offering this model
Spread
1.1×
max / min output
Free offers
0
free-tier offers

API pricing by provider

Metered per-token prices. Cheapest input and output are highlighted; † marks a context-tier surcharge. How prices are ranked.

claude-sonnet-4-5-20250929 API prices by provider in USD per 1M tokens, updated Oct 4, 2026
Jiekou.AICheapest$2.7Cheapest$13.5——200k
302.AI$3$15——200k

claude-sonnet-4-5-20250929 pricing FAQ

What is the cheapest claude-sonnet-4-5-20250929 API?

As of Oct 4, 2026, Jiekou.AI has the lowest claude-sonnet-4-5-20250929 output price at $13.5 per 1M tokens, and Jiekou.AI has the lowest input price at $2.7 per 1M tokens. Prices are metered per-token rates in USD; free tiers and subscription plans are excluded.

How many providers offer claude-sonnet-4-5-20250929?

2 providers list claude-sonnet-4-5-20250929 on Sovyron; 2 of them sell it at a metered per-token price.

Is claude-sonnet-4-5-20250929 free?

No provider in the Sovyron catalog lists a free tier for claude-sonnet-4-5-20250929.

What is the context window of claude-sonnet-4-5-20250929?

claude-sonnet-4-5-20250929 supports a 200k-token context window and up to 64k output tokens.

Token cost calculator

What a month costs at one provider's published rates. Enter the tokens you expect to send and receive; cached tokens use the cached-input price where the provider lists one, and count as ordinary input where it does not.

Estimated

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