OpenAI: GPT-4o Search Preview

Text input Text output
Author's Description

GPT-4o Search Previewis a specialized model for web search in Chat Completions. It is trained to understand and execute web search queries.

Key Specifications
Cost
$$$$$
Context
128K
Parameters
200B (Rumoured)
Released
Mar 12, 2025
Speed
Ability
Reliability
Supported Parameters

This model supports the following parameters:

Max Tokens Structured Outputs Response Format
Features

This model supports the following features:

Structured Outputs Response Format
Performance Summary

OpenAI's GPT-4o Search Preview, created on March 12, 2025, is a specialized model designed for web search within Chat Completions, excelling at understanding and executing web search queries. This model consistently ranks among the fastest available, demonstrating exceptional speed across all benchmarks. Furthermore, it offers highly competitive pricing, consistently placing in the Infinityth percentile for cost-efficiency. Reliability is a standout feature, with the model achieving 100th percentile performance, indicating minimal technical failures and consistent, usable responses. In terms of benchmark performance, GPT-4o Search Preview shows strong capabilities across various domains. It achieved an impressive 89.0% accuracy in Coding (Baseline), coupled with a low cost and moderate duration. Its Reasoning (Baseline) performance was also robust at 88.0% accuracy, again with competitive pricing. The model demonstrated near-perfect accuracy in Ethics (Baseline) at 99.0% and strong General Knowledge (Baseline) at 96.0%, both with very low costs. A notable weakness is its 0.0% accuracy in Instruction Following (Baseline), suggesting this is an area requiring significant improvement. Email Classification (Baseline) showed solid accuracy at 96.0% with good cost efficiency. Overall, its strengths lie in ethical reasoning, general knowledge, and core coding/reasoning tasks, while instruction following presents a clear limitation.

Model Pricing

Current Pricing

Feature Price (per 1M tokens)
Prompt $2.5
Completion $10
Request $0.035 per request

Price History

Available Endpoints
Provider Endpoint Name Context Length Pricing (Input) Pricing (Output)
OpenAI
OpenAI | openai/gpt-4o-search-preview-2025-03-11 128K $2.5 / 1M tokens $10 / 1M tokens
Benchmark Results
Benchmark Category Reasoning Free Executions Accuracy Cost Duration
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