Get your own API key — unlock full power and higher limits

Get API Key Quickstart
Back to models
Chat

Claude 4 Opus

Anthropic
Try in Composer Compare with Others Playground

Strengths

  • Backed by Anthropic
  • Runnable via OpenAI-compatible /v1/chat/completions
  • Hosted compare and leaderboard data on GenCMS

Trade-offs

  • Capabilities depend on provider configuration and your API key quotas

Pricing & speed (hints)

Short-prompt cost estimate and recent daily latency aggregate (when telemetry exists).

  • Est. run cost (demo prompt): ~$0.0025
  • 24h avg total time: —

Claude 4 Opus (claude-4-opus-20250601) is available for chat from Anthropic.

Use Compare with other models or call it from your app with our API.

Sample output

Run Compare with this model selected to generate real samples for your prompt. API responses use the same routing stack.

Specifications

AbilityChat
TierPremium
Model IDclaude-4-opus-20250601
Adapteranthropic
Version2025-06-01
Open SourceNo