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Claude API vs Anthropic Direct — Save 91% (11×) with LLMsRelay (2026)

LLMsRelay vs Anthropic Direct: identical models and APIs, but per-token pricing 91% lower. Sonnet $2.10/$10.50, Opus $3.50/$17.50, Haiku $0.70/$3.50 per 1M tokens. Card & crypto.

Overview

Both LLMsRelay and Anthropic's direct API give you access to the same Claude models. The difference lies in billing, setup, and additional features. This guide helps you decide which option fits your workflow.

Feature Comparison

FeatureAnthropic DirectLLMsRelay
Models availableAll Claude modelsAll Claude models
API compatibilityNative100% compatible (same format)
Signup processManual approvalInstant
Payment methodsCredit cardCredit card & Crypto
Per-key credit limitsNot available✓ Built-in
Usage dashboardBasicDetailed per-key breakdown
IDE integrationManual setupPre-configured guides
OpenAI-compatible endpointNo✓ Drop-in replacement
Billing modelPost-pay invoicingPre-paid credits

Pricing Comparison

LLMsRelay is 91% cheaper than Anthropic's official rates — 11× the usage for the same spend. Same models, same APIs.

ModelAnthropic Input/OutputLLMsRelay Input/OutputSavings
Claude Opus 4.7$5 / $25$3.50 / $17.50−91%
Claude Sonnet 4.6$3 / $15$2.10 / $10.50−91%
Claude Haiku 4.5$1 / $5$0.70 / $3.50−91%

All rates per 1M tokens. Cache write = 1.25× input, cache read = 0.10× input.

See the full rate table on the Pricing page.

When to Use LLMsRelay

  • Instant access or approval process
  • Flexible payments — pay with credit card or crypto
  • Per-key limits — control spending across teams and projects
  • IDE users — pre-built integration guides for Cursor, VS Code, Claude Code
  • OpenAI migration — use the OpenAI-compatible endpoint for drop-in replacement

When to Use Anthropic Direct

  • You need post-pay invoicing for enterprise accounting
  • You require Anthropic's enterprise SLAs
  • You want to use Anthropic-specific features immediately on release

Can I Switch?

Yes. Because LLMsRelay uses the same API format as Anthropic, switching between them requires only changing the base URL and API key. No code changes needed.

LLMsRelay's OpenAI-compatible endpoint also means you can migrate from OpenAI to Claude without rewriting your application logic.

Ready to start?

Create a key and configure a compatible API route in under 2 minutes.

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