Claude Haiku 4.5
Lightweight, high-volume operations like chat, tagging, and moderation.
What are Claude Haiku 4.5's specs and price?
Claude Haiku 4.5, built by Anthropic, ships a 200K-token context window and a 32K-token max output, released 2025-11. It supports text and vision input and costs $2.00 per million blended tokens, the 18th-cheapest of 32 models we track.
Specs
| Context window | 200K tokens |
| Max output | 32K tokens |
| Modalities | text, vision |
| Extended thinking | No |
| Released | 2025-11 |
| Knowledge cutoff | 2025-08 |
| Provider | Anthropic |
Verified 2026-08-08 — source.
Where it ranks
Strengths
- Fastest Claude model
- Lowest Claude pricing
- Vision input included
More about Claude Haiku 4.5
FAQ
What is Claude Haiku 4.5's context window?
Claude Haiku 4.5 has a 200K-token context window and a 32K-token max output — the 20th-largest context of the 32 current models we track. Source: https://docs.anthropic.com/en/docs/about-claude/models, verified 2026-08-08.
Does Claude Haiku 4.5 support vision or audio input?
Yes — Claude Haiku 4.5 accepts vision input in addition to text.
Does Claude Haiku 4.5 have a reasoning or extended-thinking mode?
No — Claude Haiku 4.5 does not expose a separate reasoning/extended-thinking mode.
When was Claude Haiku 4.5 released, and what is its knowledge cutoff?
Claude Haiku 4.5 was released 2025-11 with a knowledge cutoff of 2025-08.
How much does Claude Haiku 4.5 cost, and who provides it?
Claude Haiku 4.5 is served by Anthropic at $2.00/M blended tokens (3:1 input:output) — the 18th-cheapest of 32 current models. Full pricing breakdown: /llm-api-pricing/claude-haiku-4-5.