Anthropic Official Channel

Claude Models

NexusFlow has integrated Claude's official Messages API route. Claude models are called via /v1/messages, requiring backend configuration of ANTHROPIC_API_KEY. The USD column shows Anthropic's official public pricing, and the CNY column shows the current project's billing rate based on 1 USD ≈ ¥6.8 conversion.

Model	Scenario	Context	Max Output	Official USD / MTok	NexusFlow Billing
Claude Opus 4.7 `claude-opus-4-7`	The most powerful general-purpose Claude, suited for complex reasoning, agentic coding, and large-context tasks.	1M	128K	$5 / $25	≈ ¥34 / ¥170
Claude Sonnet 4.6 `claude-sonnet-4-6`	A balanced blend of speed and intelligence for production workloads, suited for coding, tool calling, and multi-turn conversations.	1M	64K	$3 / $15	≈ ¥20.4 / ¥102
Claude Haiku 4.5 `claude-haiku-4-5`	High-speed, low-cost Claude, suited for low-latency classification, extraction, batch processing, and lightweight chat.	200K	64K	$1 / $5	≈ ¥6.8 / ¥34

Billing Details

Basic input and output token prices follows Anthropic's official model pricing table. Prompt cache write is billed at 1.25x input price; cache hit at 0.1x input price. Batch, data residency, server-side tools, and other additional pricing is not yet shown separately in the public billing UI.

Claude API

View /v1/messages invocation method

Model Catalog

View all available models

Full Pricing

Browse pricing by provider