Which Claude models are supported?

Claude Opus 4.8, Fable 5, and Sonnet 5 — just set the model field to switch; the endpoint stays the same.

How do I integrate with Fyoulink API?

It's OpenAI-compatible — point base_url to https://www.fyoulink.com/v1 and add your API key. Native Anthropic format and Claude Code are also supported.

Does it support Claude Code?

Yes. Set ANTHROPIC_BASE_URL and ANTHROPIC_AUTH_TOKEN and you're ready to use Claude Code.

How stable and secure is it?

Global CDN + WAF + DDoS protection, mTLS-encrypted origin connections, hidden origin servers, and a 99.9% uptime target.

Fyoulink API — Claude API Relay | Opus 4.8 · Fable 5

Q: How does billing work?

Top up 1 RMB=1 USD, 1:1 model rate, same price as official Anthropic pricing, billed by token usage.

LIVECurated Claude routing · Opus 4.8 full-power direct

One API. Every Claude model. Official pricing.

Compatible with OpenAI and Claude Code — call Opus 4.8, Fable 5, and Sonnet 5. 1M-token context, native streaming, massive concurrency. Migrate by changing one base_url.

Top up 1 RMB = 1 USD

1:1 model rate

Native SSE streaming

Hidden origin · Edge-hardened

Get started View pricing

Invoices supported · Usage and billing verifiableOpus 4.8Fable 5Sonnet 5

LIVE Resource Pool

Real-time Status

All systems normal

API https://www.fyoulink.com/v1

Claude Opus 4.8claude-opus-4-8

Claude Fable 5claude-fable-5

Claude Sonnet 5claude-sonnet-5

<0.5s

First-token latency

Context window

99.9%

Uptime target

Models

The full Claude lineup, official pricing

Top up 1 RMB = 1 USD1:1 model rateSame price as official Anthropic

Billed by token usage — no monthly fee, no minimum spend. Switch models by setting the model field; the endpoint stays the same. Prices are USD per million tokens.

Claude Opus 4.8

Recommended

claude-opus-4-8

Pay-as-you-go1M context

Input / 1M

$5.00

Output / 1M

$25.00

Cache

×0.1

Claude Fable 5

Pay-as-you-go

claude-fable-5

Best reasoning1M context

Input / 1M

$10.00

Output / 1M

$50.00

Cache

×0.1

Claude Sonnet 5

Pay-as-you-go

claude-sonnet-5

Best value1M context

Input / 1M

$3.00

Output / 1M

$15.00

Cache

×0.1

Top up 1 RMB = 1 USD, 1:1 model rate, same price as official Anthropic pricing. Cached input is billed at roughly 1/10 the rate; batch jobs get extra discounts. Balance applies across all models. For enterprise usage and custom pricing, contact us.

Advantages

Stay in control, build with confidence

More than official pricing: stable, responsive infrastructure across resources, routing, and compliance.

OpenAI / Claude Code compatible

Dual OpenAI and Anthropic protocols, with Claude Code working out of the box. Point your base_url here — migrate in one line.

High-concurrency streaming

Load-tested at massive concurrency with native SSE. Supports 1M-token context, with stable long-running streams lasting minutes.

Edge-hardened

Global CDN + WAF + DDoS protection, mTLS origin connections, and hidden origin servers — infrastructure never faces the public internet directly.

Official pricing · Invoices available

Top up 1 RMB=1 USD, 1:1 rate — pay only for what you use. Business invoices available, with real-time usage and billing visibility.

Get started

Integrate once, use the full Claude lineup

Claude Code compatible Same price as official Clear usage & billing

Get started View pricing