Claude Sonnet 4
$3Input / 1M tokens
200KContext window
$15Output / 1M tokens
Claude Sonnet 4 is a large language model developed by Anthropic.
Last verified: today · Source
Attributes — 5 tracked
| Attribute | Value | Source | Verified |
|---|---|---|---|
| Enrichment Attempted | skipped | source ↗ | 2026-03-28 |
| Release Date | — | source ↗ | 2026-04-09 |
| Context Window Tokens | 200K | source ↗ | 2026-04-09 |
| Output Price Per 1m | 15 | source ↗ | 2026-04-09 |
| Input Price Per 1m | 3 | source ↗ | 2026-04-09 |
Family — Anthropic LLMs
Claude 3 Haiku Claude 3 Sonnet Claude 3 Opus Claude 3.7 Sonnet Anthropic Claude 2 Claude 3.5 Haiku Claude 3.5 Sonnet Claude Sonnet 4.6 Model Context Protocol Claude Anthropic Python SDK Claude Opus 4 Swift MCP SDK Go MCP SDK Java MCP SDK PHP MCP SDK servers-archived C# MCP SDK official server Kotlin MCP SDK Anthropic TypeScript SDK Python MCP SDK TypeScript MCP SDK Rust MCP SDK Ruby MCP SDK Claude Code