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Claude Opus 5

Active

claude-opus-5-1

Anthropic's flagship long-context model for demanding coding and agent workloads.

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Context window
1,000,000
Max output
128,000

Official model price

The published model price used for every request.

Per 1M tokens

Cached input

$0.50

Uncached input

$5.00

Output

$25.00

Use it with your stack

Use this PAI model ID from the client that already fits your stack.

curl https://router.omnitools.ai/v1/responses \
  -H "Authorization: Bearer $PAI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "input": "Explain cache-aware routing in one sentence.",
  "max_output_tokens": 160,
  "model": "claude-opus-5-1"
}'