Claude 3.5 Sonnet vs GPT-4.1

Compare Anthropic and OpenAI AI models

Anthropic

Claude 3.5 Sonnet

OpenAI

GPT-4.1

Try Anthropic →Try OpenAI →

Cost Comparison (1000 input + 500 output tokens, 100 requests/day)

Claude 3.5 Sonnet

Per Request:$0.0105

Daily:$1.05

Monthly:$31.50

Yearly:$383.25

GPT-4.1

Per Request:$0.006000

Daily:$0.60

Monthly:$18.00

Yearly:$219.00

Cost Differences

$0.004500

Per Request

$0.45

Daily

$13.50

Monthly

$164.25

Yearly

GPT-4.1 costs less than Claude 3.5 Sonnet

Feature Comparison

Feature	Claude 3.5 Sonnet	GPT-4.1
Provider	Anthropic	OpenAI
Input Price	$3.00/1M tokens	$2.00/1M tokens
Output Price	$15.00/1M tokens	$8.00/1M tokens
Context Window	200,000 tokens	200,000 tokens
Max Output	8,192 tokens	32,768 tokens
Category	balanced	flagship
Capabilities	textvisioncode	textvisioncode
Release Date	10/22/2024	4/14/2025

Claude 3.5 Sonnet vs GPT-4.1: Which Should You Choose?

Choosing between Claude 3.5 Sonnet and GPT-4.1 depends on your priorities: cost efficiency, context length, or raw capability. GPT-4.1 is the more affordable option at $2.00/1M input tokens — 33% cheaper than Claude 3.5 Sonnet.

These models come from different providers — Anthropic and OpenAI — which means different API ecosystems, SDKs, rate limits, and terms of service. If you're already integrated with Anthropic, switching to OpenAIinvolves migration effort beyond just pricing. Factor in your existing infrastructure when deciding.

These models target different tiers: Claude 3.5 Sonnet is a balanced model while GPT-4.1 is flagship. This means they're optimized for different workloads. GPT-4.1 targets more demanding workloads, while Claude 3.5 Sonnet provides a cost-effective option for everyday tasks.

Output costs matter too. Claude 3.5 Sonnet charges $15.00/1M output tokens vs $8.00 for GPT-4.1. For generation-heavy workloads (content creation, code generation, summarization), output pricing often dominates your bill. GPT-4.1 has the edge here at $8.00/1M output tokens.

Multimodal capabilities: Both models support vision (image understanding), so you can send images alongside text prompts with either option.

Best Use Cases

Choose Claude 3.5 Sonnet when:

• You're already using Anthropic's API ecosystem

Choose GPT-4.1 when:

• Budget is a primary concern
• You need longer outputs (up to 32,768 tokens)
• You're already using OpenAI's API ecosystem

Try Different Scenarios

Use the calculator below to see how costs change with different usage patterns

Claude 3.5 Sonnet (Anthropic)

Cost Calculator

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GPT-4.1 (OpenAI)

Cost Calculator

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Frequently Asked Questions

Which is cheaper, Claude 3.5 Sonnet or GPT-4.1?▼

GPT-4.1 is cheaper for input tokens at $2.00 per million tokens vs $3.00 for Claude 3.5 Sonnet — that's 33% savings on input costs.

What is the context window difference between Claude 3.5 Sonnet and GPT-4.1?▼

Claude 3.5 Sonnet supports 200,000 tokens while GPT-4.1 supports 200,000 tokens — a difference of 0 tokens in favor of Claude 3.5 Sonnet.

Which model is better for AI Chatbot?▼

Both models support text. For ai chatbot, GPT-4.1 is the lower-cost option, while Claude 3.5 Sonnet offers a larger context window (200,000 vs 200,000 tokens). Choose GPT-4.1 for budget sensitivity or Claude 3.5 Sonnet for longer context tasks.

Which model has better overall pricing for heavy usage?▼

At 100 requests/day with 1,000 input and 500 output tokens each, Claude 3.5 Sonnet costs about $31.50/month and GPT-4.1 costs about $18.00/month. Overall, GPT-4.1 has lower combined input + output rates ($2.00 in, $8.00 out) vs Claude 3.5 Sonnet.