Claude 3.5 Haiku vs Grok-4 Fast Non-Reasoning Comparison

Comparing Claude 3.5 Haiku and Grok-4 Fast Non-Reasoning across benchmarks, pricing, and capabilities.

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Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Claude 3.5 Haiku and Grok-4 Fast Non-Reasoning don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Grok-4 Fast Non-Reasoning costs less

For input processing, Claude 3.5 Haiku ($0.80/1M tokens) is 4.0x more expensive than Grok-4 Fast Non-Reasoning ($0.20/1M tokens).

For output processing, Claude 3.5 Haiku ($4.00/1M tokens) is 8.0x more expensive than Grok-4 Fast Non-Reasoning ($0.50/1M tokens).

In conclusion, Claude 3.5 Haiku is more expensive than Grok-4 Fast Non-Reasoning.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers

Sat Mar 14 2026 • llm-stats.com

Claude 3.5 Haiku

Input tokens$0.80

Output tokens$4.00

Best providerAWS Bedrock

Grok-4 Fast Non-Reasoning

Input tokens$0.20

Output tokens$0.50

Best providerxAI

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Context Window

Maximum input and output token capacity

Grok-4 Fast Non-Reasoning accepts 2,000,000 input tokens compared to Claude 3.5 Haiku's 200,000 tokens. Claude 3.5 Haiku can generate longer responses up to 200,000 tokens, while Grok-4 Fast Non-Reasoning is limited to 30,000 tokens.

Claude 3.5 Haiku

Input200,000 tokens

Output200,000 tokens

Grok-4 Fast Non-Reasoning

Input2,000,000 tokens

Output30,000 tokens

Sat Mar 14 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Grok-4 Fast Non-Reasoning supports multimodal inputs, whereas Claude 3.5 Haiku does not.

Grok-4 Fast Non-Reasoning can handle both text and other forms of data like images, making it suitable for multimodal applications.

Claude 3.5 Haiku

Text

Images

Audio

Video

Grok-4 Fast Non-Reasoning

Text

Images

Audio

Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Claude 3.5 Haiku

Proprietary

Closed source

Grok-4 Fast Non-Reasoning

Proprietary

Closed source

Release Timeline

When each model was launched

Claude 3.5 Haiku was released on 2024-10-22, while Grok-4 Fast Non-Reasoning was released on 2025-08-28.

Grok-4 Fast Non-Reasoning is 10 months newer than Claude 3.5 Haiku.

Claude 3.5 Haiku

Oct 22, 2024

1.4 years ago

Grok-4 Fast Non-Reasoning

Aug 28, 2025

6 months ago

10mo newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

Claude 3.5 Haiku is available from Bedrock, Google, Anthropic. Grok-4 Fast Non-Reasoning is available from xAI. The availability of providers can affect quality of the model and reliability.