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GPT-4o

by OpenAI · Text & Chat · Image · Audio & Voice · Code

Strong multimodal all-rounder · still widely used.

92/100AIVerso score
#13 of 49in Text & Chat
From $20/moStarting price
YesFree tier
Try GPT-4o →Compare with alternatives →

At a glance

ProviderOpenAI
CategoryText & Chat, Image, Audio & Voice, Code
Starting priceFrom $20/mo
Pricing detailsFree – $200/mo
Free tierYes
API accessYes
Open sourceNo
Context window128K tokens
Mobile appiOS & Android
Browser extensionYes

Key facts

Capability ratings

Math & Logice.g. AIME, MATH-500
80
Programminge.g. SWE-bench, LiveCodeBench
75
Reasoninge.g. GPQA, ARC
78
Knowledgee.g. MMLU-Pro
82
Long Contexte.g. MRCR, needle tests
78
Instruction Followinge.g. IFEval
88
Agent Capabilitye.g. Terminal-Bench, tool use
70

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

Versatile — covers Text & Chat, Image, Audio & Voice, Code
Free tier available
Built-in web search
API access for developers
iOS & Android apps
Browser extension available

Limitations

Closed model — cannot be self-hosted

Best alternatives to GPT-4o

Claude Fable 5.1
Anthropic · $10/$50 per 1M tokens — Higher score (99 vs 92)
99
Fugu Ultra v2
Sakana AI · $5/$30 per 1M tokens — Higher score (97 vs 92)
97
Gemini 3.1 Pro
Google · Free – $20/mo · free tier — Higher score (96 vs 92)
96
MiMo-V2.6-Pro
Xiaomi · Free (open weights) · $0.44/$0.87 per 1M · free tier — Higher score (96 vs 92)
96
Kimi K3
Moonshot AI · Free – API · free tier — Higher score (96 vs 92)
96

🔗 Comparisons & guides

Best AI Chatbot 2026: Top 7 AI Assistants RankedBest-of guide
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❓ Frequently Asked Questions

Is GPT-4o free?

Yes — GPT-4o has a free tier. Pricing: From $20/mo (details: Free – $200/mo).

What are the best alternatives to GPT-4o?

The highest-rated AI chatbots & text models from other providers on AIVerso are Claude Fable 5.1 (99/100), Fugu Ultra v2 (97/100), Gemini 3.1 Pro (96/100).

Does GPT-4o have an API?

Yes, GPT-4o can be used via an API.

Is GPT-4o open source?

No, GPT-4o is a closed, proprietary model from OpenAI.

How does AIVerso rate GPT-4o?

GPT-4o scores 92/100 on AIVerso and ranks #13 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.