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GPT-4o

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

Legacy model · removed from ChatGPT in Feb 2026, still available via the API.

80/100AIVerso score
#46 of 54in Text & Chat
$2.50/$10 per 1M tokens (API)Starting price
NoFree tier
Try GPT-4o →Compare with alternatives →

What is GPT-4o?

GPT-4o is OpenAI’s 2024 “omni” model that handles text, images and audio in one model. OpenAI removed it from ChatGPT in February 2026 in favour of the GPT-6 family, but it is still available through the API, so existing apps built on it keep working.

Best for

GPT-4o pricing

GPT-4o has no free tier. Price: $2.50/$10 per 1M tokens (API).

Plans & prices

Looking for something cheaper? Gemini 4 Carbon by Google costs $2/$10 per 1M tokens (API, until Nov 30).

Prices as published by OpenAI. This page was last updated on November 13, 2026; prices and plans change often, so check the provider’s pricing page before you buy.

Check current GPT-4o prices →

At a glance

ProviderOpenAI
CategoryText & Chat, Image, Audio & Voice, Code
Starting price$2.50/$10 per 1M tokens (API)
Free tierNo
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
Built-in web search
API access for developers
iOS & Android apps
Browser extension available

Limitations

No free tier
Closed model — cannot be self-hosted

Best alternatives to GPT-4o

Claude Fable 5.2
Anthropic · $8/$40 per 1M tokens — Higher score (99 vs 80)
99
Gemini 4 Carbon
Google · $2/$10 per 1M tokens (API, until Nov 30) — Higher score (98 vs 80)
98
Fugu Ultra v2
Sakana AI · $5/$30 per 1M tokens — Higher score (97 vs 80)
97
Kimi K3.1 Pro
Moonshot AI · Free – API · free tier — Higher score (95 vs 80)
95
Muse Wonder 1.0
Meta · $4/$20 per 1M tokens (API) — Higher score (93 vs 80)
93

🔗 Comparisons & guides

Best AI Chatbot 2026: Top 7 AI Assistants RankedBest-of guide
All AI modelsModel directory

❓ Frequently Asked Questions

What is GPT-4o?

GPT-4o is OpenAI’s 2024 “omni” model that handles text, images and audio in one model. OpenAI removed it from ChatGPT in February 2026 in favour of the GPT-6 family, but it is still available through the API, so existing apps built on it keep working.

What is GPT-4o best for?

GPT-4o is a strong pick for: Existing apps that were built and tested on GPT-4o; Multimodal API calls where a newer model is not yet validated; Teams planning a gradual migration to GPT-6.1 Sol or GPT-6 Luna.

How much does GPT-4o cost?

GPT-4o starts at $2.50/$10 per 1M tokens (API) (API only). There is no free tier. A cheaper option from another provider is Gemini 4 Carbon ($2/$10 per 1M tokens (API, until Nov 30)).

Is GPT-4o free?

No, GPT-4o has no free tier. Pricing: $2.50/$10 per 1M tokens (API) (details: API only).

What are the best alternatives to GPT-4o?

The highest-rated AI chatbots & text models from other providers on AIVerso are Claude Fable 5.2 (99/100), Gemini 4 Carbon (98/100), Fugu Ultra v2 (97/100).

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 80/100 on AIVerso and ranks #46 of 54 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: November 13, 2026.