Chat with Claude 3 Haiku

Anthropic's fastest, cheapest model — near-instant replies.

No signup required — 10,000 session credits for guests. 50,000 free credits on account creation.

Provider
Anthropic
Model slug
anthropic/claude-3-haiku
Typical cost
A few hundred credits per message. Ideal for "cheap mass" work like summarising …
Availability
On Faceb.ai · chat + API

About Claude 3 Haiku

Claude 3 Haiku is Anthropic's smallest, fastest model — small enough to be basically free per message on Faceb.ai's credit economy, but still sharp for day-to-day tasks. Our cheapest Anthropic option.

What it's good at

1

Sub-second first-token latency

2

Cheap enough to run over large documents

3

200k context

4

Same careful tone as its bigger siblings

Pricing on Faceb.ai

A few hundred credits per message. Ideal for "cheap mass" work like summarising a bunch of docs.

Frequently asked — Claude 3 Haiku

What is Claude 3 Haiku?

Claude 3 Haiku is Anthropic's smallest and fastest model — released March 2024. Designed for high-volume, low-latency use cases.

When should I use Haiku instead of Sonnet?

Haiku for high-volume, short-turnaround tasks (summaries, classifications, tagging). Sonnet for anything that needs real reasoning.

Is Claude Haiku free on Faceb.ai?

You get 50k credits on signup — a Haiku message costs a few hundred, so that's 100+ free messages to try.

What's Haiku's context window?

200,000 tokens — same as full Sonnet. Large input with cheap processing.

Is Claude 3 Haiku multimodal?

Yes — it accepts image input, just like the rest of the Claude 3 family.

How does Haiku compare to GPT-4o mini?

Both are small-and-fast. Haiku has a larger context window (200k vs 128k); GPT-4o mini tends to score slightly higher on reasoning benchmarks. Pennies either way.

Can I use Claude Haiku for production workloads?

Yes — Anthropic designed it specifically for production chat and classification workloads. Many call-centre and moderation systems run on Haiku.

Does Haiku support tool-use / function calling?

Yes — same tool-use API as Sonnet and Opus.

Can I call Haiku through the API?

Yes. Model slug: anthropic/claude-3-haiku. API base: https://api.faceb.ai/v1.

Is there a Claude 3.5 Haiku?

Yes — Anthropic released Claude 3.5 Haiku in late 2024, and our picker has it too. Slight quality upgrade over 3 Haiku at similar cost.

Will cheaper models like Haiku ever match Sonnet quality?

On narrow tasks yes; on open-ended reasoning, probably not without a big new generation. Pick the right model per task — that's why we built the per-message switcher.

How private are Claude Haiku conversations?

Same as the rest of Anthropic's API — traffic is not used for training, we don't store beyond your chat history, and the Privacy Policy spells out retention periods.

Or try a different model

Your Faceb.ai credits work for every model — switch per message, no extra subscriptions.

Ready to chat?

One subscription covers every frontier model — switch between them per message. No extra API keys, no extra bills.

Start chatting with Claude 3 Haiku → Go Pro · $14.99/mo