Compare/API Pricing

GPT-5.2

Starting at $0.35/1M tkns
VS

Claude Opus 4.6

Starting at $1/1M tkns

AI Overview: TL;DR

When comparing GPT-5.2 and Claude Opus 4.6 API pricing for 2026, GPT-5.2 is the more cost-effective option for basic input queries. It is approximately 65% cheaper starting at $0.35/1M tokens. However, your choice should also factor in context window limits (128k vs 200k) and supported modalities.

Technical Specifications & Pricing Table

FeatureGPT-5.2Claude Opus 4.6
Starting Input Price$0.35 / 1M tokens$1 / 1M tokens
Model CategoryGPTClaude
Max Context Window128k tokens200k tokens
Supported Modalitiestext, image, audiotext, image
Routed Channels Count11 channels20 channels

Frequently Asked Questions

Is GPT-5.2 cheaper than Claude Opus 4.6?

Yes, GPT-5.2 is primarily cheaper with a starting input price of $0.35/1M tokens, which is about 65% less than Claude Opus 4.6's $1/1M tokens.

Which model has a larger context window?

GPT-5.2 supports a maximum input context of 128,000 tokens, while Claude Opus 4.6 supports 200,000 tokens.