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Claude 3.7 Sonnet

by Anthropic · Text & Chat · Code

Older Sonnet-class model · superseded by Sonnet 5.

88/100AIVerso score
#19 of 49in Text & Chat
From $20/moStarting price
YesFree tier
🔗 Try Claude 3.7 Sonnet →Compare with alternatives →

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At a glance

ProviderAnthropic
CategoryText & Chat, Code
Starting priceFrom $20/mo
Pricing detailsFree – $200/mo
Free tierYes
API accessYes
Open sourceNo
Context window200K tokens
Mobile appiOS & Android
Browser extensionNo

Key facts

Capability ratings

Math & Logice.g. AIME, MATH-500
85
Programminge.g. SWE-bench, LiveCodeBench
82
Reasoninge.g. GPQA, ARC
85
Knowledgee.g. MMLU-Pro
84
Long Contexte.g. MRCR, needle tests
88
Instruction Followinge.g. IFEval
90
Agent Capabilitye.g. Terminal-Bench, tool use
75

AIVerso capability ratings (0–100), an editorial summary informed by public benchmark results. Higher is better.

Features

✗ Image generation
✗ Video generation
✗ Native audio model
✗ Web search
✗ Voice mode (app)
✓ PDF analysis

Strengths

Free tier available
Large 200K token context window
API access for developers
iOS & Android apps

Limitations

Closed model — cannot be self-hosted
No built-in web search

Best alternatives to Claude 3.7 Sonnet

GPT-6 Astra
OpenAI · From $20/mo (Plus) — Higher score (98 vs 88)
98
Fugu Ultra v2
Sakana AI · $5/$30 per 1M tokens — Higher score (97 vs 88)
97
Gemini 3.1 Pro
Google · Free – $20/mo · free tier — Higher score (96 vs 88)
96
MiMo-V2.6-Pro
Xiaomi · Free (open weights) · $0.44/$0.87 per 1M · free tier — Higher score (96 vs 88)
96
Kimi K3
Moonshot AI · Free – API · free tier — Higher score (96 vs 88)
96

🔗 Comparisons & guides

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❓ Frequently Asked Questions

Is Claude 3.7 Sonnet free?

Yes — Claude 3.7 Sonnet has a free tier. Pricing: From $20/mo (details: Free – $200/mo).

What are the best alternatives to Claude 3.7 Sonnet?

The highest-rated AI chatbots & text models from other providers on AIVerso are GPT-6 Astra (98/100), Fugu Ultra v2 (97/100), Gemini 3.1 Pro (96/100).

Does Claude 3.7 Sonnet have an API?

Yes, Claude 3.7 Sonnet can be used via an API.

Is Claude 3.7 Sonnet open source?

No, Claude 3.7 Sonnet is a closed, proprietary model from Anthropic.

How does AIVerso rate Claude 3.7 Sonnet?

Claude 3.7 Sonnet scores 88/100 on AIVerso and ranks #19 of 49 in Text & Chat. Scores combine public benchmark results, features and pricing; commissions never influence them.

How we rate: Scores and capability ratings are based on public benchmarks, provider documentation, features and pricing — not on commission rates. Prices can change; check the provider's site before buying. Last updated: September 29, 2026.