AI 模型情報

GPT-4o

openai/gpt-4o

出品方: OpenAI · 系列: gpt · 發布 2024-05-13 · 知識截止: 2023-09

$2.50
輸入 / 1M token
$10.00
輸出 / 1M token
128K
上下文長度
16K
最大輸出

Prices in USD per 1M tokens. Unknown means the provider does not publish per-token pricing.

能力清單

工具呼叫推理結構化輸出附件開放權重溫度可調
支援模態: 輸入 text, image, pdf · 輸出 text

Model fit scores

0–100 · higher is better

These scores reward declared capabilities, context size, price and provider availability — they are not benchmark results. Use them as a directional signal alongside your own evaluation.

Coding72
  • Tool calling40/40
  • Structured output20/20
  • Reasoning0/10
  • Context window (100K → 1M)2/20
  • Provider availability10/10
Agents80
  • Tool calling35/35
  • Structured output25/25
  • Reasoning0/15
  • Output token limit10/15
  • Provider availability10/10
JSON / structured output80
  • Structured output / JSON mode50/50
  • Tool calling20/20
  • Temperature control10/10
  • Price-friendly for high-volume0/20
Cost efficiency40
  • Headline price (log-scaled)35/95
  • Has prompt-cache pricing5/5
Long context45
  • Context window (100K → 2M)35/90
  • Has published price for full window10/10
Vision87
  • Accepts image input50/50
  • Context window (10K → 1M)17/30
  • Has published price10/10
  • Provider availability10/10
Production-readiness98
  • Number of independent providers40/40
  • Has published per-token price20/20
  • Context window ≥ 8K15/15
  • No data inconsistencies across providers8/10
  • Official model (not derivative)15/15

Cost Efficiency Index

Open full calculator →

Estimated cost using the recommended provider's headline rate. Each scenario fixes average input/output tokens — the assumptions are shown in the third column.

ScenarioCostAssumption
RAG answer
per 1,000 RAG answers
$17.50
$0.02 per request
5K input tokens (query + 4 retrieved chunks of ~1K each) and a 500-token answer. Typical SaaS knowledge-base bot.
Support ticket triage
per 10,000 tickets
$35.00
< $0.01 per request
1K input tokens (ticket body + system prompt) and a 100-token JSON classification reply. High-volume customer support.
Data extraction
per 1,000 documents
$10.00
$0.01 per request
2K input tokens (a single document page) and a 500-token JSON extraction. ETL / invoice / form pipelines.
Code review
per 1,000 PRs
$30.00
$0.03 per request
8K input tokens (diff + surrounding files) and a 1K-token review comment. PR-bot workloads.
Agent step
per 1,000 steps
$36.00
$0.04 per request
12K input tokens (long-running tool history) and a 600-token tool-call decision. Cost per agent step.

定價詳情

推薦定價來自 openai · gpt-4o

$2.50
輸入
$10.00
輸出
$1.25
快取讀取

最便宜的渠道: github-copilot · Unknown 輸入 + Unknown 輸出

於 15 家供應商可用

服務商服務商模型 ID輸入 / 1M輸出 / 1M上下文發布日期
OpenAI
openai
gpt-4o$2.50$10.00128K2024-05-13
GitHub Copilot
github-copilot
gpt-4oUnknownUnknown128K2024-05-13
Azure Cognitive Services
azure-cognitive-services
gpt-4o$2.50$10.00128K2024-05-13
Azure
azure
gpt-4o$2.50$10.00128K2024-05-13
GitHub Models
github-models
openai/gpt-4oUnknownUnknown128K2024-05-13
Vercel AI Gateway
vercel
openai/gpt-4o$2.50$10.00128K2024-05-13
302.AI
302ai
gpt-4o$2.50$10.00128K2024-05-13
NanoGPT
nano-gpt
openai/gpt-4o$2.50$10.00128K2024-05-13
Kilo Gateway
kilo
openai/gpt-4o$2.50$10.00128K2024-05-13
Cloudflare AI Gateway
cloudflare-ai-gateway
openai/gpt-4o$2.50$10.00128K2024-05-13
Poe
poe
openai/gpt-4oUnknownUnknown128K2024-05-13
Helicone
helicone
gpt-4o$2.50$10.00128K2024-05-13
FrogBot
frogbot
gpt-4o$2.50$10.00128K2024-05-13
DigitalOcean
digitalocean
openai-gpt-4o$2.50$10.00128K2024-05-13
LLM Gateway
llmgateway
gpt-4o$2.50$10.00128K2024-05-13

各渠道資料存在不一致

  • modalities varies across offerings

各服務商對此模型的回報值不一致。上方「核心數據」採用代表性服務商的值;逐項請以下表為準。

Frequently asked questions

How much does GPT-4o cost?

GPT-4o costs $2.50 per 1M input tokens and $10.00 per 1M output tokens, sourced from openai. Cache reads, audio tokens and >200K-context tiers (where applicable) are listed in the Pricing detail block above.

What is the context window of GPT-4o?

GPT-4o has a context window of 128K tokens, with a max output of 16K tokens per reply. This is the total combined size of prompt + completion.

Does GPT-4o support tool calling?

Yes. GPT-4o supports tool calling (function calling). This makes it suitable for production agent and automation workloads where the model has to invoke external functions reliably.

Does GPT-4o support structured output / JSON mode?

Yes. GPT-4o supports structured output / JSON-schema-constrained decoding. This makes it suitable for production agent and automation workloads where the model has to invoke external functions reliably.

Can GPT-4o accept image input?

Yes. GPT-4o accepts both text and image input. Vision pricing per image is usually billed on top of the regular token rate — check OpenAI's docs for the exact rule.

Is GPT-4o open-weight?

No. GPT-4o is a proprietary model — only OpenAI (and any approved hosting partners) can serve it. The pricing above reflects the cheapest API access.

What are the best alternatives to GPT-4o?

If GPT-4o doesn't fit, consider GPT OSS 120B, GPT OSS 20B, GPT-5.2. Each one targets the same use case — see the Related links below for direct head-to-head pages.

Where does this data come from?

All numbers come from the public models.dev API and are normalised into a single canonical model record. We re-pull daily and write any changes (price, context, capability) to the /changelog page.

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Data is sourced from models.dev and normalized for comparison. Prices and capabilities may change. Always verify critical production decisions with the provider's official documentation.