ModelPricing.aiClaude Sonnet 5 API Pricing
Claude Sonnet 5 costs $2.00 per million input tokens and $10.00 per million output tokens on the Anthropic Claude API. Prices are tracked from the official Anthropic Claude pricing table and used by the ModelPricing.ai estimation API, so this page and the API always quote the same numbers. See all Anthropic Claude model pricing or the full LLM pricing comparison.
Claude Sonnet 5 Pricing Per Million Tokens
| Tier | Input / 1M | Output / 1M | Cache read / 1M | Cache write / 1M |
|---|---|---|---|---|
| Standard | $2.00 | $10.00 | $0.200 | $2.50 |
What Claude Sonnet 5 Costs In Practice
Monthly cost at three representative workloads, using the standard text rate in effect today.
| Workload | Monthly cost |
|---|---|
| Light — 1M in / 200K out | $4.00 |
| Moderate — 10M in / 2M out | $40.00 |
| Heavy — 100M in / 20M out | $400.00 |
Need your own numbers? Use the LLM cost calculator or call the estimation API directly.
Compare Claude Sonnet 5 With Other Models
Looking for something cheaper from Anthropic Claude? Claude Haiku 3 is the lowest-priced option on input tokens.
Claude Sonnet 5 Pricing FAQ
How much does Claude Sonnet 5 cost per token?
Claude Sonnet 5 costs $2.00 per million input tokens and $10.00 per million output tokens on the Anthropic Claude API. That works out to $0.0020 per thousand input tokens.
How much does it cost to run Claude Sonnet 5 per month?
At 1M in / 200K out per month, Claude Sonnet 5 costs about $4.00. A heavier workload of 100M input and 20M output tokens costs about $400.00.
Does Claude Sonnet 5 support prompt caching?
Yes. Cached input tokens are billed at $0.200 per million on Claude Sonnet 5, compared with $2.00 per million for uncached input.
Estimate Claude Sonnet 5 costs programmatically
POST a token count to /v1/estimate with model claude-sonnet-5 and get a priced breakdown back, promotions
already applied.