Claude API pricing, every Anthropic model per million tokens
On 25 September 2026, Anthropic models on this list cost from $0.25 per million input tokens (Claude 3 Haiku) to $15.00 (Claude Opus 4.1), and from $1.25 per million output tokens (Claude 3 Haiku) to $75.00 (Claude Opus 4.1).
| Model | Input | Output | Cached input | Batch in / out | Context | Your month | Listed |
|---|---|---|---|---|---|---|---|
| Claude Opus 5.5 | $4.00 | $20.00 | $0.20 | $2.00 / $10.00 | 1M | $540.00 | 2026-09-22 |
| Claude Fable 5.1 | $10.00 | $50.00 | $0.25 | $5.00 / $25.00 | 1M | $1,350.00 | 2026-09-01 |
| Claude Opus 5 | $5.00 | $25.00 | $0.50 | $2.50 / $12.50 | 1M | $675.00 | 2026-07-24 |
| Claude Sonnet 5 | $2.00 | $10.00 | $0.20 | $1.00 / $5.00 | 1M | $270.00 | 2026-06-30 |
| Claude Fable 5 | $10.00 | $50.00 | $1.00 | $5.00 / $25.00 | 1M | $1,350.00 | 2026-06-09 |
| Claude Opus 4.8 | $5.00 | $25.00 | $0.50 | $2.50 / $12.50 | 1M | $675.00 | 2026-05-27 |
| Claude Opus 4.7 | $5.00 | $25.00 | $0.50 | $2.50 / $12.50 | 1M | $675.00 | 2026-04-16 |
| Claude Sonnet 4.6 | $3.00 | $15.00 | $0.30 | $1.50 / $7.50 | 1M | $405.00 | 2026-02-17 |
| Claude Opus 4.6 | $5.00 | $25.00 | $0.50 | $2.50 / $12.50 | 1M | $675.00 | 2026-02-04 |
| Claude Opus 4.5 | $5.00 | $25.00 | $0.50 | $2.50 / $12.50 | 200K | $675.00 | 2025-11-24 |
| Claude Haiku 4.5 | $1.00 | $5.00 | $0.10 | $0.50 / $2.50 | 200K | $135.00 | 2025-10-15 |
| Claude Sonnet 4.5 | $3.00 | $15.00 | $0.30 | $1.50 / $7.50 | 1M | $405.00 | 2025-09-29 |
| Claude Opus 4.1 | $15.00 | $75.00 | $1.50 | $7.50 / $37.50 | 200K | $2,025.00 | 2025-08-05 |
| Claude Sonnet 4 | $3.00 | $15.00 | $0.30 | 200K | $405.00 | 2025-05-22 | |
| Claude 3 Haiku | $0.25 | $1.25 | $0.03 | 200K | $33.75 | 2024-03-13 |
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Common questions
How much does the Claude API cost?
On 25 September 2026, Anthropic models on this list cost from $0.25 per million input tokens (Claude 3 Haiku) to $15.00 (Claude Opus 4.1), and from $1.25 per million output tokens (Claude 3 Haiku) to $75.00 (Claude Opus 4.1).
What is the cheapest Claude model?
For a typical mix of three input tokens to every output token, the cheapest is Claude 3 Haiku at $0.25 per million input tokens and $1.25 per million output tokens.
What is the newest Claude model on the list?
Claude Opus 5.5, listed on 22 September 2026, at $4.00 per million input tokens and $20.00 per million output tokens.
Which Claude model has the largest context window?
Claude Opus 5.5, with 1M tokens of context.
Does Anthropic offer batch pricing?
Yes, 13 of its models on this list show a batch price, with batch input at a median of 50 percent of the standard price. Batch suits work that can wait for its answer.
Choosing a model for a production agent
Price is one input. Quality on your own cases, latency and the cost of retries decide the rest. Tell me what you are building.