Claude Haiku 4.5 is Anthropic’s fastest and most efficient model, delivering near-frontier intelligence at a fraction of the cost and latency of larger Claude models. Matching Claude Sonnet 4’s performance...
Model details →Anthropic: Claude Haiku 4.5 vs Anthropic Claude Haiku Latest
Anthropic: Claude Haiku 4.5 and Anthropic Claude Haiku Latest are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
This model always redirects to the latest model in the Anthropic Claude Haiku family.
Model details →Side-by-side comparison
| Capability | Anthropic: Claude Haiku 4.5 | Anthropic Claude Haiku Latest | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 200K | 200K | Tie |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $1.00 | $1.00 | Tie |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $5.00 | $5.00 | Tie |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | Yes | Yes | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is Anthropic: Claude Haiku 4.5 better than Anthropic Claude Haiku Latest?
Anthropic: Claude Haiku 4.5 and Anthropic Claude Haiku Latest are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
What's the price difference between Anthropic: Claude Haiku 4.5 and Anthropic Claude Haiku Latest?
Input: $1.00 vs $1.00 per 1M tokens. Output: $5.00 vs $5.00 per 1M tokens.
What context windows do Anthropic: Claude Haiku 4.5 and Anthropic Claude Haiku Latest support?
Anthropic: Claude Haiku 4.5 supports up to 200K tokens. Anthropic Claude Haiku Latest supports up to 200K tokens.
Do both Anthropic: Claude Haiku 4.5 and Anthropic Claude Haiku Latest support tool calling?
Anthropic: Claude Haiku 4.5: yes. Anthropic Claude Haiku Latest: yes.
Compare Anthropic: Claude Haiku 4.5 with other models
vs Anthropic Claude Haiku Latestvs Anthropic Claude Sonnet Latestvs Anthropic: Claude Fable Latestvs Anthropic: Claude Opus Latest