Model Comparison

Claude 3 Haiku vs Grok-4.1 Thinking

Comparing Claude 3 Haiku and Grok-4.1 Thinking across benchmarks, pricing, and capabilities.

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Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Claude 3 Haiku and Grok-4.1 Thinking 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

Claude 3 Haiku costs less

For input processing, Claude 3 Haiku ($0.25/1M tokens) is 12.0x cheaper than Grok-4.1 Thinking ($3.00/1M tokens).

For output processing, Claude 3 Haiku ($1.25/1M tokens) is 12.0x cheaper than Grok-4.1 Thinking ($15.00/1M tokens).

In conclusion, Grok-4.1 Thinking is more expensive than Claude 3 Haiku.*

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

Lowest available price from all providers
Wed Apr 15 2026 • llm-stats.com
Anthropic
Claude 3 Haiku
Input tokens$0.25
Output tokens$1.25
Best providerAnthropic
xAI
Grok-4.1 Thinking
Input tokens$3.00
Output tokens$15.00
Best providerxAI
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Grok-4.1 Thinking accepts 256,000 input tokens compared to Claude 3 Haiku's 200,000 tokens. Claude 3 Haiku can generate longer responses up to 200,000 tokens, while Grok-4.1 Thinking is limited to 8,000 tokens.

Anthropic
Claude 3 Haiku
Input200,000 tokens
Output200,000 tokens
xAI
Grok-4.1 Thinking
Input256,000 tokens
Output8,000 tokens
Wed Apr 15 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude 3 Haiku and Grok-4.1 Thinking support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Claude 3 Haiku

Text
Images
Audio
Video

Grok-4.1 Thinking

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 Haiku

Proprietary

Closed source

Grok-4.1 Thinking

Proprietary

Closed source

Release Timeline

When each model was launched

Claude 3 Haiku was released on 2024-03-13, while Grok-4.1 Thinking was released on 2025-11-17.

Grok-4.1 Thinking is 20 months newer than Claude 3 Haiku.

Claude 3 Haiku

Mar 13, 2024

2.1 years ago

Grok-4.1 Thinking

Nov 17, 2025

4 months ago

1.7yr 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 Haiku is available from Anthropic, Bedrock, Google. Grok-4.1 Thinking is available from xAI.

Claude 3 Haiku

anthropic logo
Anthropic
Input Price:Input: $0.25/1MOutput Price:Output: $1.25/1M
bedrock logo
AWS Bedrock
Input Price:Input: $0.25/1MOutput Price:Output: $1.25/1M
google logo
Google
Input Price:Input: $0.25/1MOutput Price:Output: $1.25/1M

Grok-4.1 Thinking

xai logo
xAI
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Anthropic
Less expensive input tokens
Less expensive output tokens
xAI
Larger context window (256,000 tokens)

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude 3 Haiku
xAI
Grok-4.1 Thinking

FAQ

Common questions about Claude 3 Haiku vs Grok-4.1 Thinking

Claude 3 Haiku (Anthropic) and Grok-4.1 Thinking (xAI) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.
Claude 3 Haiku scores ARC-C: 89.2%, GSM8k: 88.9%, HellaSwag: 85.9%, DROP: 78.4%, HumanEval: 75.9%. Grok-4.1 Thinking scores Creative Writing v3: 86.1%, WMDP: 84.0%, EQ-Bench: 79.3%, ProtocolQA: 79.0%, LMArena Text Leaderboard: 74.2%.
Claude 3 Haiku is 12.0x cheaper for input tokens. Claude 3 Haiku costs $0.25/M input and $1.25/M output via anthropic. Grok-4.1 Thinking costs $3.00/M input and $15.00/M output via xai.
Claude 3 Haiku supports 200K tokens and Grok-4.1 Thinking supports 256K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (200K vs 256K), input pricing ($0.25 vs $3.00/M). See the full comparison above for benchmark-by-benchmark results.
Claude 3 Haiku is developed by Anthropic and Grok-4.1 Thinking is developed by xAI.