Anthropic model

Claude Sonnet 4.5

Claude Sonnet 4.5 is available through 8 providers and 9 concrete deployments tracked by ALLM.

anthropic/claude-sonnet-4.5

imagepdftextOfficial lab notation

Deployments

9

Providers

8

Max context

1M

Input from

$3.00 / 1M

Claude Sonnet 4.5 provider comparison

Pricing and compatibility are tracked per provider deployment, because the same model can expose different features depending on where it runs.

ProviderProvider model IDModeRegionInputOutputContextTools
Anthropicclaude-sonnet-4-5-20250929Chatglobal$3.00 / 1M$15.00 / 1M1Msupported
Anthropicclaude-sonnet-4-5Chatglobal$3.00 / 1M$15.00 / 1M200Ksupported
Azure AIclaude-sonnet-4-5Chatglobal$3.00 / 1M$15.00 / 1M200Ksupported
GitHub Copilotclaude-sonnet-4.5Chatglobal128Ksupported
Gmianthropic/claude-sonnet-4.5Chatglobal$3.00 / 1M$15.00 / 1M409.6Ksupported
OpenRouteranthropic/claude-sonnet-4.5Chatglobal$3.00 / 1M$15.00 / 1M1Msupported
Perplexityanthropic/claude-sonnet-4-5Responsesglobalsupported
Snowflakeclaude-sonnet-4-5Chatglobal$3.00 / 1M$15.00 / 1M200Ksupported
Vercel AI Gatewayanthropic/claude-sonnet-4.5Chatglobal$3.00 / 1M$15.00 / 1M1Msupported

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