AI Rate Card

Claude Opus 5.5 vs Gemini 4 Hydrogen: API price and specs

Gemini 4 Hydrogen is 62% cheaper than Claude Opus 5.5 on input price.

Gemini 4 Hydrogen is 62% cheaper than Claude Opus 5.5 on output price.

Gemini 4 Hydrogen is 62% cheaper than Claude Opus 5.5 on a 1M-in / 200k-out workload.

Gemini 4 Hydrogen has a 4.9% larger context than Claude Opus 5.5.

FieldClaude Opus 5.5Gemini 4 Hydrogen
Lowest input, per 1M$2.00 +166.7%$0.75
Median input, per 1M$4.00 +166.7%$1.50
Lowest output, per 1M$10.00 +166.7%$3.75
Median output, per 1M$20.00 +166.7%$7.50
Lowest unit price——
Cost of 1M in + 200k out$4.00 +166.7%$1.50
Context1M +4.6%1M
Max output128K +87.8%1M
Providers3211 +65.6%
RegionsAPAC, AU, EU, GLOBAL, JP, USEU, US
Acceptsapplication/pdf, file, image, image/gif, image/jpeg, image/png, image/webp, pdf, textaudio, file, image, pdf, text, video
Returnstexttext
TypeText modelsText models
Free optionnono
Cheapest provideropenrouterkilo

Your own workload: how many tokens the model gets (input) and gives back (output) - for example, in a month. The "Cost" row of the table above is recalculated for these numbers, for each model.

Computed from current offers each time the page opens; the best value of a row is bold, the percent is how far behind the best.

Providers selling both

302ai, abacus, cometapi, cortecs, github-copilot, impossibl, kilo, perplexity-agent, requesty, trustedrouter, zenmux

Frequently asked questions

Which is cheaper, Claude Opus 5.5 or Gemini 4 Hydrogen?

Gemini 4 Hydrogen is 62% cheaper than Claude Opus 5.5 on input price. Gemini 4 Hydrogen is 62% cheaper than Claude Opus 5.5 on output price. Gemini 4 Hydrogen is 62% cheaper than Claude Opus 5.5 on a 1M-in / 200k-out workload.

Which has the larger context, Claude Opus 5.5 or Gemini 4 Hydrogen?

Claude Opus 5.5: 1M tokens; Gemini 4 Hydrogen: 1M tokens.

Where can I use both Claude Opus 5.5 and Gemini 4 Hydrogen?

302ai, abacus, cometapi, cortecs, github-copilot, impossibl, kilo, perplexity-agent, requesty, trustedrouter, zenmux