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  5. Golden Gate ClaudevsMercury 2.5
Updated Sep 2026

Golden Gate ClaudevsMercury 2.5

Mercury 2.5 has a larger context window than Golden Gate Claude (260K tokens vs 200K tokens).

Golden Gate Claude and Mercury 2.5 compared across 5 shared prompts
SpecGolden Gate ClaudeMercury 2.5
Input price—$0.04/M tokens
Output price—$0.15/M tokens
Context window200K tokens260K tokens
Free API (OpenRouter)—No
ReleasedMay 2024Sep 2026
Our Verdict
Golden Gate Claude
Golden Gate Claude
Mercury 2.5
Mercury 2.5

Not enough votes to call it. On the specs, nothing separates them.

Too close to call
API pricing

Cost per 1M tokens

Golden Gate Claude
Input
—
Output
—
Mercury 2.5
Input
$0.04
Output
$0.15
Where to run it

1 host

Golden Gate Claude

No public API.

Mercury 2.51 host
HostInOutContextUptime
Inception$0.04 in·$0.15 out·260k·100% up

Per million tokens. Prices and uptime via OpenRouter, checked 23 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

Golden Gate Claude is developed by Anthropic while Mercury 2.5 is developed by Inception. Golden Gate Claude has a 200K token context window vs Mercury 2.5's 260K. You can compare their actual outputs across 5 challenges on Rival to see how they differ in practice.

It depends on your use case. Golden Gate Claude and Mercury 2.5 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 5 challenges so you can judge which fits your needs best.

This page shows a side-by-side comparison of Golden Gate Claude and Mercury 2.5 across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

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Model pages

Golden Gate Claude logo
Golden Gate Claude12 outputs, specs and price
Mercury 2.5 logo
Mercury 2.520 outputs, specs and price
Rival
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