frontier

Anthropic

Best-in-class long-form reasoning and coding with Claude 4.x.

live

Uptime (30d)

99.96%

Median tps

Median TTFT

320 ms

Price index

1.7×

vs. market median

Overview

HQ: San Francisco, US
Founded: 2021
Models: 8
Modalities: text, vision
Regions: us-east, us-west, eu-central

Strengths

reasoningcodinglong-context

Route via llmcloud

curl https://api.llmcloud.ai/v1/chat/completions \
  -H "Authorization: Bearer $LLMCLOUD_KEY" \
  -H "X-Provider: anthropic" \
  -d '{
    "model": "auto:quality",
    "messages": [{"role":"user","content":"hi"}]
  }'

Models served

claude-opus-4.5

q 94.282 tps$15/1M

claude-haiku-4.5

q 83.9195 tps$0.8/1M