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:

Structured Outputs Response Format Max Tokens
Features

This model supports the following features:

Response Format Structured Outputs
Performance Summary

The OpenAI GPT-4o Search Preview model, created on March 12, 2025, and designed for web search within Chat Completions, demonstrates exceptional performance across several key metrics. It consistently ranks among the fastest models and offers among the most competitive pricing, both achieving an "Infinityth percentile" across six benchmarks. Reliability is a significant strength, with a perfect 100% success rate across all benchmarks, indicating minimal technical failures and consistent response delivery. In terms of specific benchmark performance, the model shows strong capabilities in Ethics (99.0% accuracy, 50th percentile) and Mathematics (92.0% accuracy, 71st percentile), suggesting robust reasoning and problem-solving skills. Coding also performed well at 89.0% accuracy (68th percentile). General Knowledge and Email Classification achieved 96.0% accuracy, though their percentile rankings were lower (44th and 38th respectively), indicating a competitive landscape in these areas. A notable weakness is observed in Instruction Following, where the model scored 0.0% accuracy, suggesting a significant area for improvement in complex, multi-step directive execution. Cost performance was consistently competitive across all evaluated benchmarks.

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 Strategy Free Executions Accuracy Cost Duration
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