claude-haiku-4.5 API pricing
Blended at 3:1 input to output: $2.00 per million tokens.
OpenRouter charges $1.00 per million input tokens and $5.00 per million output tokens. 7 of the models nearest it in price are cheaper on a blended basis.
Against the models nearest in price
Blended at a 3:1 input to output ratio.
| Source | ||||||
|---|---|---|---|---|---|---|
| claude-haiku-4.5 This model | OpenRouter | $1.00 | $5.00 | 200,000 | $2.00 | ↗ |
| claude-haiku-4-5 | Anthropic | $1.00 | $5.00 | 200,000 | $2.00 | ↗ |
| o3-mini | OpenAI | $1.10 | $4.40 | 200,000 | $1.93 | ↗ |
| o4-mini | OpenAI | $1.10 | $4.40 | 200,000 | $1.93 | ↗ |
| o3-mini-high | OpenRouter | $1.10 | $4.40 | 200,000 | $1.93 | ↗ |
| o4-mini-high | OpenRouter | $1.10 | $4.40 | 200,000 | $1.93 | ↗ |
| gpt-5.4-mini | OpenAI | $0.750 | $4.50 | 272,000 | $1.69 | ↗ |
| grok-4 | xAI | $1.25 | $2.50 | 256,000 | $1.56 | ↗ |
| grok-4.20 | OpenRouter | $1.25 | $2.50 | 1,000,000 | $1.56 | ↗ |
Last checked . Methodology
Questions
How much does claude-haiku-4.5 cost per million tokens?
$1.00 per million input tokens and $5.00 per million output tokens, with cached input at $0.100. At a 3:1 input to output mix that blends to $2.00. Checked 12 Sept 2026.
What would claude-haiku-4.5 cost for a real workload?
A thousand requests a day at 2,000 input and 600 output tokens each comes to $150.00 a month.
What is the context window for claude-haiku-4.5?
200,000 tokens of input, with up to 64,000 tokens of output.
claude-haiku-4-5 · o3-mini · o4-mini · o3-mini-high · o4-mini-high · All OpenRouter models · Cost calculator