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OpenAI: GPT-5.2 Coding Benchmark

GPT-5.2 is the latest frontier-grade model in the GPT-5 series, offering stronger agentic and long context perfomance compared to GPT-5.1. It uses adaptive reasoning to allocate computation dynamically, responding quickly...

Context400,000tokens
Max Output128,000tokens
Inputmodalities
Price$1.75/1M input
Ranks from Kilo Code LeaderboardPricing via OpenRouter

Try OpenAI: GPT-5.2 in Kilo Code

Experience this model with the most popular open source coding agent. Free to start, pay only for AI usage. Use in popular IDEs like VS Code, JetBrains, command line, or cloud agents.

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Real-World Usage

Real-world usage statistics from the Kilo Code community

Weekly Token Usage

Mode Rankings (Last Week)

Where this model ranks for each built-in mode

Code

Write, modify, and refactor code

No data

Ask

Get answers and explanations

No data

Debug

Diagnose and fix software issues

#89

Orchestrator

Coordinate tasks across multiple modes

No data

Real-world metrics from the Kilo Code Leaderboard

Pricing

Cost per 1 million tokens

Input Tokens
$1.75
per 1M tokens
Output Tokens
$14.00
per 1M tokens

Example Cost

Analyzing a 10,000 line codebase (≈40k input tokens, 10k output tokens) costs approximately $0.2100

Coding Capabilities

Features and parameters relevant to coding tasks

Coding Features

Function Calling
Can call external functions/APIs
Tool Choice
Control over function selection
Structured Outputs
JSON schema validation
Reasoning Tokens
Extended thinking for complex problems

Pricing details from OpenRouter

Technical Details

Architecture and implementation specifications

Specifications
Model ID
openai/gpt-5.2
Created
December 10, 2025
Tokenizer
GPT
Input Modalities
FileImageText
Context Window
400,000 tokens
Max Completion Tokens
128,000 tokens
Input Price
$1.75 per 1M tokens
Output Price
$14.00 per 1M tokens
Cache Read Price
$0.17 per 1M tokens
Content Moderation
Enabled

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  4. Start coding

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