Claude Opus 4.1

Anthropicclaude-opus-4-12025-08-05Report incorrect data

Specs

Context: 200K
Max output: 32K
Input price: $15/ 1M tokens
Output price: $75/ 1M tokens
Released: 2025-08-05

Context

Context window: 200K
Max input: —
Max output: 32K

Pricing · USD / 1M tokens

Input: $15
Output: $75
Cache read: $1.5
Cache write: $18.75

Modalities

Input: TextImage
Output: Text

API

API types: messagesbatch

Reasoning

Reasoning: Yes
Levels: —

Info

Status: Retired
Released: 2025-08-05
Knowledge cutoff: 2025-03

Features

Confirmed: toolscachingbatch

How to call

anthropicmodel = claude-opus-4-1-20250805reasoning = thinking

JSON

claude-opus-4-1.json

{
  "id": "claude-opus-4-1",
  "object": "model",
  "created": 1754352000,
  "owned_by": "anthropic",
  "name": "Claude Opus 4.1",
  "api": {
    "types": [
      "messages",
      "batch"
    ]
  },
  "limits": {
    "context": 200000,
    "input": null,
    "output": 32000
  },
  "modalities": {
    "input": [
      "text",
      "image"
    ],
    "output": [
      "text"
    ]
  },
  "reasoning": {
    "supported": true,
    "efforts": []
  },
  "pricing": {
    "currency": "USD",
    "unit": "1M_tokens",
    "input": 15,
    "output": 75,
    "cache_read": 1.5,
    "cache_write": 18.75
  },
  "features": [
    "tools",
    "caching",
    "batch"
  ],
  "info": {
    "status": "retired",
    "release_date": "2025-08-05",
    "knowledge_cutoff": "2025-03",
    "description": null,
    "docs": "https://platform.claude.com/docs/en/about-claude/model-deprecations",
    "verified_at": "2026-10-11"
  }
}

Official sources

Model deprecations | Claude Platform Docsplatform.claude.com2026-10-11 存档：Models overview（原网址 https://docs.anthropic.com/en/docs/about-claude/models/overview）web.archive.org2026-10-11 Claude Opus 4.1 | Anthropic Newswww.anthropic.com2026-10-11