Claude Haiku 4.5

Available

A dated Haiku snapshot with image input and optional extended thinking.

Access details: Anthropic · Claude API

Dated snapshot · Dated API snapshot. Access and lifecycle apply to this exact first-party identifier.

claude-haiku-4-5-20251001

Source check: Sep 13, 2026

Sources & notes →

Capabilities & limits

Context window: 200K
Maximum output: 64K
Image input: Supported
Tool calling: Not verified
Structured output: Not verified

Documented interfaces and limits. These are not measures of model quality.

Pricing

USD / 1M tokens

Input: $1.00
Output: $5.00

USD per million tokens. Standard global text requests, excluding cache, batch, tools, taxes, and regional premiums.

Full rate card 5 rates

Amounts in USD. Check the unit and conditions on each rate.

Base input tokens

$1.00 per 1M tokens

Claude API global standard

Output tokens

$5.00 per 1M tokens

Claude API global standard

Cache hits and refreshes

$0.10 per 1M tokens

prompt caching

5 minute cache writes

$1.25 per 1M tokens

prompt caching
5 minute duration

1 hour cache writes

$2.00 per 1M tokens

prompt caching
1 hour duration

Price history

Observed Sep 13, 2026

Input $1.00 per million tokens

Observed Sep 13, 2026

Output $5.00 per million tokens

Technical details

Technical details have not been verified for this identifier.

6 details not verified

Parameters
Active parameters
Architecture
Training / knowledge cutoff
Input modalities
Output modalities

From Anthropic

Official announcement link: not verified yet.

How they describe it

Provider quote not captured yet.

What they say is different

Provider quote not captured yet.

Verbatim provider claims · not an independent assessment

Release & lifecycle

Availability applies to this exact identifier on Anthropic · Claude API.

First API availability: Oct 15, 2025
available: Observed Sep 13, 2026

Read the Atlas release story ↗