Claude Opus 4.6

Anthropic's most capable model for coding, agents, and high-stakes enterprise work.

Hybrid ReasoningCoding1M Context Beta

Context Window

1M tokens

claude-opus-4-6

Max Output

1M tokens

Input

$4.5$5

10% off

1M tokens

Output

$22.5$25

10% off

1M tokens

Model Codeclaude-opus-4-6

Playground

Model Code

claude-opus-4-6

Reference inputs

Reference Images0/5

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Output

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Pricing

Plan	Context Window	Max Output	Input	Output	Cache Write	Cache Read
claude-opus-4-6	1M tokens	-	$4.5$510% off 1M tokens	$22.5$2510% off 1M tokens	$5.625$6.2510% off 1M tokens	$0.45$0.510% off 1M tokens

1h Cache Write · $9 · 1M tokens

Cache read or cached input pricing applies to reused prompt tokens.

README

Claude Opus 4.6 is Anthropic's top-tier hybrid reasoning model, built for production-ready software engineering, long-running agent workflows, and complex enterprise tasks where precision and sustained performance matter most.

Anthropic positions Opus 4.6 as its most capable model, with major strength in advanced coding, long-running agent chains, and complex enterprise workflows.
The model supports hybrid reasoning so teams can choose between near-instant responses and deeper thinking depending on latency and accuracy needs.
Anthropic highlights improved reliability in larger codebases, stronger code review and debugging, and a 1M token context window in beta on the Claude Platform.

API

Use the API docs for request format, parameters, and integration details.

Anthropic's most capable model for coding, agents, and high-stakes enterprise work.

Model Code

claude-opus-4-6

View API Docs

API

Endpoint

POST /v1/messages

Authentication

Authorization: Bearer YOUR_REACH_API_KEY
anthropic-version: 2023-06-01
Content-Type: application/json

Example

curl -X POST "https://direct.reachapi.ai/v1/messages" \
  -H "Authorization: Bearer YOUR_REACH_API_KEY" \
  -H "anthropic-version: 2023-06-01" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "YOUR_MODEL_ID",
    "messages": [
      {
        "role": "user",
        "content": "Introduce ReachAPI in one sentence."
      }
    ],
    "max_tokens": 512,
    "temperature": 0.2
  }'

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