GPT-5.5 vs Claude Opus 4.8 API Price Comparison

GPT-5.5Frontier
Official
$5.0000
/ 1M tokens
Best Price
$1.7069
/ 1M tokens
5 providers · 1050K Context · 👁 Vision
Claude Opus 4.8Frontier
Lowest
$1.7069
/ 1M tokens
4 providers · 1000K Context · 👁 Vision

Price Comparison

GPT-5.5Claude Opus 4.8
Official input / 1M tokens$5.0000
Official output / 1M tokens$30.0000
Cheapest input / 1M tokens$1.7069$1.7069
Cheapest output / 1M tokens$10.2414$8.5345
providers54
Context1050K1000K
Vision

GPT-5.5 — All Providers

Detail page →
ProviderInput / 1MAPI
Official
OpenAIOfficial🌐VisaMCLive
$5.0000
Try →
Relay / Aggregator
YunWu AIRelayLowest🇨🇳支付宝微信MediumLive
$1.7069
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302.AIRelay🇨🇳支付宝微信Live
$5.0000
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OpenRouterRelay🌐VisaMCCrypto👁Live
$5.0000
Try →

Claude Opus 4.8 — All Providers

Detail page →
ProviderInput / 1MAPI
Relay / Aggregator
YunWu AIRelayLowest🇨🇳支付宝微信MediumLive
$1.7069
Try →
302.AIRelay🇨🇳支付宝微信Live
$5.0000
Try →
OpenRouterRelay🌐VisaMCCrypto👁Live
$5.0000
Try →

Frequently Asked Questions

Which is cheaper, GPT-5.5 or Claude Opus 4.8?

Official pricing for these two models cannot be directly compared. See the live provider tables below.

What context window do GPT-5.5 and Claude Opus 4.8 support?

GPT-5.5 has a 1050K token context window; Claude Opus 4.8 has 1000K tokens.

Do GPT-5.5 and Claude Opus 4.8 support image input?

GPT-5.5 supports image input; Claude Opus 4.8 supports image input.

What is the cheapest way to access GPT-5.5 or Claude Opus 4.8?

GPT-5.5's lowest input price is $1.7069/1M tokens (YunWu AI). Claude Opus 4.8's is $1.7069/1M tokens (YunWu AI). Relay providers typically offer lower prices with different SLA terms.

Related

GPT-5.5 API PricesClaude Opus 4.8 API PricesAll Language Model APIs
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