How much does the Claude API cost?

Claude API pricing varies by model: Claude Opus 4.8 costs $5/$25 per 1M tokens (input/output), Claude Opus 4.7 costs $5/$25, Claude Sonnet 4.6 costs $3/$15, Claude Sonnet 4 costs $3/$15, and Claude Haiku 4.5 costs $1/$5. The cheapest Claude model is Haiku 4.5 at $1 per 1M input tokens.

Which Claude model is cheapest?

Claude Haiku 4.5 is the cheapest Claude model at $1/$5 per 1M tokens (input/output). It's 5x cheaper than Opus 4.7 and handles most chatbot and content tasks well.

How much does Claude API cost per request?

A typical Claude API request (1,500 input tokens, 400 output tokens) costs: Opus 4.8 ~$0.0175, Opus 4.7 ~$0.0175, Sonnet 4.6 ~$0.0105, Haiku 4.5 ~$0.0035. Use the calculator above to estimate costs for your specific usage patterns.

Is Claude API cheaper than GPT?

Claude Sonnet 4 ($3/$15) is comparable to GPT-4o ($2.50/$10) but more expensive. Claude Haiku 4.5 ($1/$5) is more expensive than GPT-4o mini ($0.15/$0.60). For budget workloads, GPT-4o mini and Gemini Flash are significantly cheaper. Claude excels at reasoning and code quality, so the value equation depends on your use case.

Claude API Cost Calculator

Estimate your Anthropic API spend across Claude Opus 4.8, Opus 4.7, Sonnet 4.6, Sonnet 4, and Haiku 4.5. See cost per request, cost per 1K requests, and monthly totals.

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Based on published Anthropic API pricing. Actual costs may vary.

All Claude Models — Side by Side

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Claude vs Competitor Pricing

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How Claude API Pricing Works

Anthropic prices Claude models based on input tokens (your prompts) and output tokens (model responses). Pricing is per 1 million tokens. There are no monthly fees — you pay only for what you use.

Claude models are priced in tiers: Premium (Opus 4.7, 4 Opus) for complex reasoning, Mid-tier (Sonnet 4.6, Sonnet 4) for balanced performance, and Budget (Haiku 4.5) for high-volume simple tasks.

Claude API Pricing (2026)

Claude Opus 4.7: $5.00 input / $25.00 output per 1M tokens — 1M context, best for complex reasoning
Claude 4 Opus: $15.00 input / $75.00 output per 1M tokens — 200K context, legacy premium
Claude Sonnet 4.6: $3.00 input / $15.00 output per 1M tokens — 1M context, best value for most tasks
Claude Sonnet 4: $3.00 input / $15.00 output per 1M tokens — 200K context, previous gen
Claude Haiku 4.5: $1.00 input / $5.00 output per 1M tokens — 200K context, cheapest Claude

When to Use Each Claude Model

Claude Opus 4.7 — Use for complex multi-step reasoning, nuanced analysis, and tasks where quality is paramount. Worth the premium for legal, medical, or research applications.

Claude Sonnet 4.6 — The sweet spot for most developers. Excellent at code generation, content writing, RAG, and chatbots. 3x cheaper than Opus with 90% of the capability.

Claude Haiku 4.5 — Best for high-volume, simpler tasks: classification, routing, summarization, and chatbot responses. 5x cheaper than Opus.

How to Reduce Claude API Costs

Use Haiku for simple tasks: Route classification, routing, and simple chat to Haiku at $1/$5 — 5x cheaper than Opus
Optimize prompts: Shorter, more specific prompts reduce input tokens
Set max_tokens: Don't let Claude generate 4000 tokens when 200 will do
Use streaming: Streaming responses let users see results faster, reducing perceived latency

Read our full guide: How to Cut Your AI API Bill by 50%

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