AI Models · Paid vs Paid

Claude Sonnet 4.6 Paid vs GPT-4.1 Paid

Claude Sonnet 4.6 vs GPT-4.1 compared — price per token, context window, multimodality, openness and which to choose. Full 2026 breakdown.

Claude Sonnet 4.6 — full profile ›  ·  GPT-4.1 — full profile ›

Prices & specs refreshed from live data · OpenSourceAI.tech

Open-model prices = cheapest provider via OpenRouter; official maker rates may be higher.

Choose GPT-4.1 for the lower output price ($8/M vs $15/M). It also gives you the larger 1M context window.

Claude Sonnet 4.6 vs GPT-4.1 specs

SpecClaude Sonnet 4.6GPT-4.1
MakerAnthropicOpenAI
TypeProprietaryProprietary
Context window1M tokens1M tokens
Input price$3/M$2/M
Output price$15/M$8/M
Vision / multimodalYesYes
Tool / function callingYesYes
Self-hostableNo (API only)No (API only)
LicenseProprietaryProprietary

Feature comparison

CapabilityClaude Sonnet 4.6GPT-4.1
Open weights (downloadable)✗✗
Self-hostable✗✗
Runs fully offline✗✗
Vision / multimodal✓✓
Tool / function calling✓✓
1M+ context window✓✓

Benchmarks: Claude Sonnet 4.6 vs GPT-4.1

Independent benchmark scores measured by Artificial Analysis. Higher is better (except latency).

Claude Sonnet 4.6
GPT-4.1
Intelligence index
47.2
19.4
Coding index
63
–
GPQA
87.5%
66.6%
Humanity's Last Exam
30%
4.6%
Long Context Reasoning
70.7%
61%
SciCode
46.8%
38.1%
IFBench
56.6%
43%
τ²-Bench
75.7%
47.1%
τ-Bench Banking
30.5%
–
Terminal-Bench
71.2%
–
Terminal-Bench Hard
53%
13.6%
Math index
–
34.7
MMLU-Pro
–
80.6%
LiveCodeBench
–
45.7%
MATH-500
–
91.3%
AIME
–
43.7%
AIME 2025
–
34.7%
Speed
69.6 tok/s
150.8 tok/s
Latency
51.32s
0.56s
Intelligence per $
7.9
5.5

Benchmark data by Artificial Analysis.

How Claude Sonnet 4.6 and GPT-4.1 score

🤝 Neck and neck on these criteria (3.1 vs 3.2 / 5).
CriterionClaude Sonnet 4.6GPT-4.1
Cost-efficiency3.03.5
Context window5.05.0
Openness1.51.5
Self-hosting1.01.0
Multimodality5.05.0

Scores come from live data — output price (cost), context length, open vs closed weights (openness & self-hosting) and vision/tool support (multimodality). Raw task quality isn't scored here; it depends on your benchmark — see the verdict.

What each model is

Claude Sonnet 4.6 Paid

Anthropic · Proprietary

Sonnet 4.6 is Anthropic's most capable Sonnet-class model yet, with frontier performance across coding, agents, and professional work. It excels at iterative development, complex codebase navigation, end-to-end project management with...

GPT-4.1 Paid

OpenAI · Proprietary

GPT-4.1 is a flagship large language model optimized for advanced instruction following, real-world software engineering, and long-context reasoning. It supports a 1 million token context window and outperforms GPT-4o and...

Other models in these families

These variants are tracked but not compared here — one page per family keeps the comparison readable.

Other variants tracked
Claude Sonnet 4.5Claude Sonnet 5
Other variants tracked
GPT-4.1 Mini

Frequently asked questions

Claude Sonnet 4.6 vs GPT-4.1 — which is cheaper?

GPT-4.1 is cheaper on output ($8/M vs $15/M).

Which has the larger context window?

GPT-4.1 offers the larger context window (1M tokens).

Claude Sonnet 4.6 vs GPT-4.1 — which should I pick in 2026?

Choose GPT-4.1 for the lower output price ($8/M vs $15/M). It also gives you the larger 1M context window.

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