Model catalog

Top model APIs — one key, one balance

Choose the exact model your coding workflow needs. Every model uses one OmniaKey balance, itemized usage, and a stable API key.

Compare Claude, GPT, and Gemini with one API key and one balance.

Anthropic

Claude models

7 models

Claude Fable 5

claude-fable-5

1M ContextVisionTool useAdaptive thinking

Input · USD / 1M tokens$2 USDOfficial price $10 USDOutput · USD / 1M tokens$10 USDOfficial price $50 USDSavings80%

Claude Opus 4.8

claude-opus-4-8

1M ContextVisionTool use

Input · USD / 1M tokens$1 USDOfficial price $5 USDOutput · USD / 1M tokens$5 USDOfficial price $25 USDSavings80%

Claude Opus 4.7

claude-opus-4-7

1M ContextVisionTool use

Input · USD / 1M tokens$1 USDOfficial price $5 USDOutput · USD / 1M tokens$5 USDOfficial price $25 USDSavings80%

Claude Opus 4.6

claude-opus-4-6

1M ContextVisionTool use

Input · USD / 1M tokens$1 USDOfficial price $5 USDOutput · USD / 1M tokens$5 USDOfficial price $25 USDSavings80%

Claude Sonnet 5

claude-sonnet-5

1M ContextVisionTool use

Input · USD / 1M tokens$0.6 USDOfficial price $3 USDOutput · USD / 1M tokens$3 USDOfficial price $15 USDSavings80%

Claude Sonnet 4.6

claude-sonnet-4-6

1M ContextVisionTool use

Input · USD / 1M tokens$0.6 USDOfficial price $3 USDOutput · USD / 1M tokens$3 USDOfficial price $15 USDSavings80%

Claude Haiku 4.5

claude-haiku-4-5

200K ContextVisionTool useFast responses

Input · USD / 1M tokens$0.2 USDOfficial price $1 USDOutput · USD / 1M tokens$1 USDOfficial price $5 USDSavings80%

OpenAI

GPT models

6 models

GPT-5.6 Sol

New

gpt-5.6-sol

1M ContextVisionTool use

Input · USD / 1M tokens$0.5 USDOfficial price $5 USDOutput · USD / 1M tokens$3 USDOfficial price $30 USDSavings90%

GPT-5.6 Terra

New

gpt-5.6-terra

1M ContextVisionTool use

Input · USD / 1M tokens$0.25 USDOfficial price $2.5 USDOutput · USD / 1M tokens$1.5 USDOfficial price $15 USDSavings90%

GPT-5.6 Luna

New

gpt-5.6-luna

1M ContextVisionTool useFast responses

Input · USD / 1M tokens$0.1 USDOfficial price $1 USDOutput · USD / 1M tokens$0.6 USDOfficial price $6 USDSavings90%

GPT-5.5

gpt-5.5

1M ContextVisionTool use

Input · USD / 1M tokens$0.35 USDOfficial price $5 USDOutput · USD / 1M tokens$2.1 USDOfficial price $30 USDSavings93%

GPT-5.4

gpt-5.4

1M ContextVisionTool use

Input · USD / 1M tokens$0.175 USDOfficial price $2.5 USDOutput · USD / 1M tokens$1.05 USDOfficial price $15 USDSavings93%

GPT-5.4 Mini

gpt-5.4-mini

1M ContextVisionTool useFast responses

Input · USD / 1M tokens$0.0525 USDOfficial price $0.75 USDOutput · USD / 1M tokens$0.315 USDOfficial price $4.5 USDSavings93%

Google

Gemini models

4 models

Gemini 3.1 Pro Preview

gemini-3.1-pro-preview

1M ContextVisionTool use

Input · USD / 1M tokens$1.6 USDOfficial price $2 USDOutput · USD / 1M tokens$9.6 USDOfficial price $12 USDSavings20%

Gemini 3 Flash Preview

gemini-3-flash-preview

1M ContextVisionTool useFast responses

Input · USD / 1M tokens$0.4 USDOfficial price $0.5 USDOutput · USD / 1M tokens$2.4 USDOfficial price $3 USDSavings20%

Gemini 2.5 Pro

gemini-2.5-pro

1M ContextVisionTool use

Input · USD / 1M tokens$1 USDOfficial price $1.25 USDOutput · USD / 1M tokens$8 USDOfficial price $10 USDSavings20%

Gemini 2.5 Flash

gemini-2.5-flash

1M ContextVisionTool useFast responses

Input · USD / 1M tokens$0.24 USDOfficial price $0.3 USDOutput · USD / 1M tokens$2 USDOfficial price $2.5 USDSavings20%