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Version 1.1.0
Anthropic: Claude Opus 4.8 · Discover · Kaino
Discover/MODELS/Anthropic: Claude Opus 4.8
Anthropic: Claude Opus 4.8 logo

MODELS

Anthropic: Claude Opus 4.8

by Anthropic

modellead-sourceopenrouter-modelslarge-language-modelclaudeanthropicopusmultimodallong-contextsource:cdn.sanity.ioreasoningagentic-codingcommercial-api
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Overview

Claude Opus 4.8 is Anthropic’s generally available Opus-family model for complex reasoning and agentic coding, with Claude API model ID `claude-opus-4-8`.

Details

Claude Opus 4.8 is an Anthropic Claude Opus-family model. Anthropic’s launch page says it is available everywhere and that developers can use the model ID `claude-opus-4-8` via the Claude API. Anthropic’s Claude API documentation describes Claude Opus 4.8 as its most capable generally available model to date and states that it supports a 1M-token context on Claude API, Amazon Bedrock, and Vertex AI. Anthropic’s model overview positions it for complex reasoning and agentic coding, lists 128k max output, and shows January 2026 cutoffs. Anthropic’s model page says Opus 4.8 is available on Claude Platform natively, Amazon Web Services, Google Cloud, and Microsoft Foundry.

When to Use

Use when you want Anthropic’s generally available Opus-family model for complex reasoning. Use for agentic coding workflows where Anthropic’s model overview positions Claude Opus 4.8 as its most capable model. Use for large-context work when the documented 1M-token context is available through Claude API, Amazon Bedrock, or Vertex AI. Use when you need a commercial Claude API model with the documented API ID `claude-opus-4-8`.

Getting Started

  1. Read the Claude Opus 4.8 product page: https://www.anthropic.com/claude/opus
  2. Review Anthropic’s Claude API documentation for Claude Opus 4.8: https://platform.claude.com/docs/en/about-claude/models/whats-new-claude-4-8
  3. Check the Claude models overview for model ID, context window, max output, and cutoff details: https://platform.claude.com/docs/en/about-claude/models/overview
  4. Use model ID `claude-opus-4-8` when integrating through the Claude API.
  5. Review Claude API pricing before production use: https://platform.claude.com/docs/en/about-claude/pricing

Key Features

  • •Claude API model ID/API alias: `claude-opus-4-8`.
  • •Described by Anthropic documentation as its most capable generally available model to date.
  • •Supports 1M-token context on Claude API, Amazon Bedrock, and Vertex AI, according to Anthropic documentation.
  • •Anthropic’s model overview lists 128k max output and January 2026 cutoffs.
  • •Available on Claude Platform natively, Amazon Web Services, Google Cloud, and Microsoft Foundry, according to Anthropic’s model page.

Capabilities

  • •text input
  • •image input
  • •file input
  • •text output
  • •reasoning support
  • •1M-token context
  • •128k max output
  • •agentic coding

Last updated May 29, 2026