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ChatGPT-4o Latest

API ID chatgpt-4o-latest

chatgpt-4o-latest was an OpenAI model. It had a 128,000-token context window and up to 16,384 output tokens. It took image input.

Status
Retired
Released
—
Shutdown
Feb 17, 2026

chatgpt-4o-latest stopped serving on February 17, 2026. Recommended replacement: gpt-5.1-chat-latest.

How to migrate to GPT-5.1 Chat Latest

Benchmarks

Scores as each source published them
or

No comparison. Pick a model to see the difference on each benchmark.

Arena

ArenaChatGPT-4o LatestRankDateSource
Text
By category
  • Math 1403 rank 156
  • Creative writing 1421 rank 84
  • Instruction following 1426 rank 101
  • Hard prompts 1455 rank 109
  • Long prompts 1439 rank 114
  • Multi-turn 1471 rank 61
  • Expert 1430 rank 144
1443 ±392 of 415
81,916 votes		Oct 13, 2026source
Text: Coding1467 ±5130 of 410
15,875 votes		Oct 13, 2026source
Vision1239 ±667 of 165
23,433 votes		Oct 9, 2026source

Rated as chatgpt-4o-latest-20250326. Ratings come from people voting between two anonymous answers; Text and Vision are style-controlled, as on arena.ai. Data: Arena (arena.ai), CC BY 4.0.

Features

Compare models
FeatureValueSinceSource
Batch APISend many requests as one job that runs in the background, usually finished within 24 hours, at a lower price than live requests.Not supportedin place when tracking began (October 6, 2026)source
Image inputImages such as screenshots, photos and charts can go in the prompt for the model to read.Supportedin place when tracking began (October 6, 2026)source
Fine-tuningYou can train your own version of the model on your examples through the company's API, then call it like any other model.Not supportedin place when tracking began (October 6, 2026)source
Context windowThe most the model can work with in one request, in tokens: your prompt, conversation history and files. A token is about three-quarters of an English word.128,000 tokensin place when tracking began (October 6, 2026)source
Max output tokensThe longest reply the model can write in one response, in tokens. A token is about three-quarters of an English word.16,384 tokensin place when tracking began (October 6, 2026)source

Not published by OpenAI: Structured outputs, Function calling, Prompt caching, PDF input, Reasoning / thinking, Built-in web search, temperature parameter, top_p parameter, logprobs.

Price history

USD per 1M tokens, standard tier

No price history yet.

Prices

USD per 1M tokens, every type and band, by tier

No published prices.

Changelog

Changes we detected on OpenAI's pages

No changes recorded yet.

Last checked · Sources: OpenAI deprecations, OpenAI pricing, OpenAI models