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Claude Opus 5 (Fast)

anthropic/claude-opus-5-fast

Fast-mode variant of [Opus 5](/anthropic/claude-opus-5) - identical capabilities with higher output speed at 2x pricing relative to regular Opus 5. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-mode

Try in playgroundGet API key

Supported APIs

Chat APIVision
Context
1.0M
Max output
—
Input / 1M
₹1006.52
Output / 1M
₹5032.60

Pricing

Token typeUSD / 1MINR / 1M
Input$10.00₹1006.52
Output$50.00₹5032.60

INR prices include forex conversion. Billed per token in your wallet. See the cost calculator.

Quickstart

Call Claude Opus 5 (Fast) through the supported APIs shown above — just set the base URL and your AICredits key.

cURL — /v1/chat/completions
curl https://api.aicredits.in/v1/chat/completions \
  -H "Authorization: Bearer $AICREDITS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic/claude-opus-5-fast",
    "messages": [{ "role": "user", "content": "Hello!" }]
  }'

New here? Follow the quickstart guide or browse all models.