LLM API pricing
Claude Opus 5.5 vs GPT-5.6 Sol: price per 1M tokens
Updated 2026-10-14
Claude Opus 5.5 costs $4.00 / $20.00 per 1M input/output tokens (Anthropic API (direct)) vs $4.00 / $20.00 for GPT-5.6 Sol (OpenAI API (direct)). Blended 3:1, Claude Opus 5.5 is +0% vs GPT-5.6 Sol.
Claude Opus 5.5 by channel
| Channel | Input | Output | Cache read | Paid with |
|---|---|---|---|---|
| Anthropic API (direct) | $4.00 | $20.00 | $0.2 | card billing (no cloud credits) |
| Amazon Bedrock (global) | $4.00 | $20.00 | $0.2 | AWS credits |
GPT-5.6 Sol by channel
| Channel | Input | Output | Cache read | Paid with |
|---|---|---|---|---|
| OpenAI API (direct) | $4.00 | $20.00 | $0.4 | card billing (no cloud credits) |
| Azure OpenAI (Foundry, Global Standard, eastus) | $4.00 | $20.00 | $0.4 | Azure credits |
Worked examples (monthly bill at list price)
| Workload | Claude Opus 5.5 | GPT-5.6 Sol | Difference |
|---|---|---|---|
| Support chatbot: 100,000 × 1,000 in / 300 out | $1,000.00 | $1,000.00 | +0% |
| RAG over docs: 50,000 × 4,000 in / 500 out | $1,300.00 | $1,300.00 | +0% |
| Coding agent: 200,000 × 20,000 in / 2,000 out | $24,000.00 | $24,000.00 | +0% |
Tokens per $25,000 of credits
- Claude Opus 5.5 via Amazon Bedrock (global) (AWS credits): 3.12B tokens
- GPT-5.6 Sol via Azure OpenAI (Foundry, Global Standard, eastus) (Azure credits): 3.12B tokens
More
Cost calculator
Monthly bill: $1,000
Paid with AWS credits: 25.0 months of runway.
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Prices and credit amounts are estimates and may change. Check AWS for current terms.