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Claude 4.5 Haiku (Non-reasoning)

AnthropicClaudeProprietary

Description

Claude Haiku 4.5 is Anthropic's fastest, most cost-efficient model, matching Sonnet 4's performance on coding, computer use, and agent tasks. It offers similar performance to Sonnet 4 at one-third the cost and more than twice the speed, making it ideal for high-volume, latency-sensitive applications and multi-agent orchestration.

Release Date
2025-10-15
Parameters
Context Length
200K
Modalities
image, text

Capability Radar

42
general
38
coding
43
reasoning
42
scienceest.
80
agents
80
multimodal

Science uses a reasoning proxy when dedicated science benchmarks are unavailable.

Rankings

Domain#RankScoreSource
Agents & Tools79
47.0
LS
Code Ranking133
52.0
AA
General Ranking180
52.0
AA
Math Reasoning223
39.0
AA
Science242
43.0
AA

Benchmark Scores (LLM Stats)

Agents

OSWorld50.7%SR
Terminal-Bench41.0%SR

Biology

GPQA73.0%SR

Code

SWE-Bench Verified73.3%SR

Communication

Tau2 Retail83.2%SR
Tau2 Telecom83.0%SR
Tau2 Airline63.6%SR

General

MMMLU83.0%SR
MMMU (validation)73.2%SR

Math

AIME 202580.7%SR

Safety

Cybersecurity CTFs46.9%SR

AA Evaluation Indices

Math Index
39.0
Intelligence Index
31.1
Coding Index
29.6
Mmlu Pro
0.8
Gpqa
0.6
Livecodebench
0.5
Lcr
0.4
Ifbench
0.4
Aime 25
0.4
Scicode
0.3
Tau2
0.3
Terminalbench Hard
0.3
Hle
0.0

LLM Stats Category Scores

Tool Calling
80
Communication
80
Language
80
Math
80
Biology
70
Chemistry
70
Frontend Development
70
General
70
Physics
70
Reasoning
70
Vision
60
Code
60
Multimodal
60
Agents
50
Healthcare
50
Safety
50
Long Context
20

Pricing

Input Price$1.25 / 1M tokens
Output Price$5 / 1M tokens
Blended Price (3:1)$2.188 / 1M tokens

Speed

Tokens/sec121.7 tokens/s
Time to First Token0.52s
Time to Answer0.52s

Available Providers

(LS internal units)
ProviderInput PriceOutput Price
Anthropic1.0M5.0M

External Sources