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Anthropic: Claude Haiku 4.5 (batch): AI model

Context window:
200,000 tokens
Input:
$0.5/1M tokens
Output:
$2.5/1M tokens
Type:
text, image
  • Vision
  • Tools
  • Streaming
  • Long context

Thinking levels:

Anthropic: Claude Haiku 4.5 (batch) is a AI model from Anthropic, available through Hormouz via an OpenAI-compatible API with stable access from inside Iran.

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...

Quickstart

curl https://api.hormouz.net/v1/chat/completions \
  -H "Authorization: Bearer ng-YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic/claude-haiku-4.5:batch",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Specs

VendorAnthropic
TypeText, Image
Context window200,000 tokens
Pricing$0.50/M in · $2.50/M out
APIChat Completions
CapabilitiesStreaming · Vision · Tools

Benchmarks

16.9
Intelligence Index
Better than 30% of models we compared
43.9
Coding Index
Better than 46% of models we compared
8
Agentic Index
Better than 35% of models we compared

Reasoning

GPQA Diamond
Graduate-level scientific reasoning
67.2%
HLE
Humanity's Last Exam
10.4%
IFBench
Instruction-following
54.3%
AA-LCR
Long-context reasoning
74.3%
CritPt
Research-level physics reasoning
0%
AA Omniscience
Broad factual knowledge accuracy
18%
Non-Hallucination
Rate of avoiding fabricated answers
72.7%

Coding

SciCode
Python for scientific computing
42.2%
Terminal-Bench Hard
Agentic coding & terminal use
27.3%

Agentic

τ²-Bench
Tool-use agents in dual-control scenarios
54.7%
GDPval
Economically valuable tasks
11.8%

Source: Artificial Analysis

Design Arena

How Design Arena works ↗
3D
Top 74%
1,083Elo
Win rate: 41.1%Avg time: 29.7s
ASCII Art
Top 61%
1,151Elo
Win rate: 49.3%Avg time: 11.2s
Code
Top 72%
1,121Elo
Win rate: 44.9%Avg time: 48.1s
Data Viz
Top 70%
1,133Elo
Win rate: 45.6%Avg time: 39.2s
Game Dev
Top 69%
1,110Elo
Win rate: 44.7%Avg time: 47.2s
SVG
Top 89%
1,025Elo
Win rate: 39.1%Avg time: 11.6s
UI Component
Top 72%
1,107Elo
Win rate: 42.6%Avg time: 38.0s
Website
Top 70%
1,129Elo
Win rate: 45.1%Avg time: 52.5s

Metrics sourced from Design Arena

Code example

cURL
curl https://api.hormouz.net/v1/chat/completions \
  -H "Authorization: Bearer ng-YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic/claude-haiku-4.5:batch",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'
Python
from openai import OpenAI
client = OpenAI(api_key="ng-YOUR_API_KEY", base_url="https://api.hormouz.net/v1")
response = client.chat.completions.create(
    model="anthropic/claude-haiku-4.5:batch",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)
JavaScript
import OpenAI from "openai";
const client = new OpenAI({ apiKey: "ng-YOUR_API_KEY", baseURL: "https://api.hormouz.net/v1" });
const response = await client.chat.completions.create({
  model: "anthropic/claude-haiku-4.5:batch",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(response.choices[0].message.content);

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Updated 2026-10-13