Claude Opus 4.5 20251101 Thinking API

Model ID: claude-opus-4-5-20251101-thinking · Anthropic · Billed per token

Claude Opus 4.5 20251101 Thinking pricing

AibermOfficial
Input$0.749 / 1M tokens$5.00
Output$3.75 / 1M tokens$25.00
Cache read$0.075 / 1M tokens
Cache write$0.937 / 1M tokens

Prices in USD. About 85% below the official price. Pay as you go, no minimum spend.

Get an API key · Read the docs

How to call Claude Opus 4.5 20251101 Thinking

Use your Aiberm API key, set the base URL, and pass claude-opus-4-5-20251101-thinking as the model name.

Supported request formats:

curl https://aiberm.org/v1/chat/completions \
  -H "Authorization: Bearer $AIBERM_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "claude-opus-4-5-20251101-thinking", "messages": [{"role": "user", "content": "Hello"}]}'

Use Claude Opus 4.5 20251101 Thinking in your tools

FAQ

How much does the Claude Opus 4.5 20251101 Thinking API cost?

On Aiberm, Claude Opus 4.5 20251101 Thinking (claude-opus-4-5-20251101-thinking) costs $0.749 per 1M input tokens and $3.75 per 1M output tokens, compared with the official $5.00 / $25.00 — about 85% less. You pay only for the tokens you use, with no minimum spend.

How do I call Claude Opus 4.5 20251101 Thinking through Aiberm?

Set the base URL to https://aiberm.org, use claude-opus-4-5-20251101-thinking as the model name, and authenticate with your Aiberm API key. Supported request formats: Anthropic Messages, OpenAI Chat Completions.

Does Claude Opus 4.5 20251101 Thinking support prompt caching?

Yes. Cached input tokens are billed at $0.075 per 1M tokens, and writing to the cache at $0.937 per 1M tokens.

Can I use Claude Opus 4.5 20251101 Thinking in Claude Code, OpenCode or OpenClaw?

Yes. Add Aiberm as a provider in Claude Code, OpenCode, OpenClaw with the base URL and your API key, then select claude-opus-4-5-20251101-thinking. Each tool has a step-by-step guide in the Aiberm docs.

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