Anthropic: Claude Sonnet 4.5 (20250929) | Sulat AI Models

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Anthropic: Claude Sonnet 4.5 (20250929) | Sulat AI Models

Model details

Anthropic: Claude Sonnet 4.5 (20250929)

Find out what this model does, when it was released, and which provider serves it.

Heliconeclaude-sonnet-4-5-20250929claude-sonnet

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Quick Info

Provider: Helicone
Model key: claude-sonnet-4-5-20250929
Release date: Sep 29, 2025
Last updated: Sep 29, 2025
Knowledge: 2025-09
Input modalities: text, image
Output modalities: text
Capabilities: Reasoning, Tool calling, Temp controls
Cost summary: In $3.00 · Out $15.00
Limit summary: 200,000 token context window

Cost

Input token cost: $3.00
Output token cost: $15.00

Limits

Output tokens: 64,000 tokens
Context window: 200,000 tokens